Revert "fix(eventstore): use decimal for position (#9881)"

This reverts commit e14639c0ad.
2025-08-12 19:47:34 +00:00 · 2025-05-19 17:14:47 +02:00
parent 3883ffd1ce
commit 90f7310848
49 changed files with 236 additions and 366 deletions
--- a/cmd/mirror/event.go
+++ b/cmd/mirror/event.go
@@ -3,8 +3,6 @@ package mirror
 import (
 	"context"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/v2/eventstore"
 	"github.com/zitadel/zitadel/internal/v2/projection"
 	"github.com/zitadel/zitadel/internal/v2/readmodel"
@@ -32,12 +30,12 @@ func queryLastSuccessfulMigration(ctx context.Context, destinationES *eventstore
 	return lastSuccess, nil
 }

-func writeMigrationStart(ctx context.Context, sourceES *eventstore.EventStore, id string, destination string) (_ decimal.Decimal, err error) {
+func writeMigrationStart(ctx context.Context, sourceES *eventstore.EventStore, id string, destination string) (_ float64, err error) {
 	var cmd *eventstore.Command
 	if len(instanceIDs) > 0 {
 		cmd, err = mirror_event.NewStartedInstancesCommand(destination, instanceIDs)
 		if err != nil {
-			return decimal.Decimal{}, err
+			return 0, err
 		}
 	} else {
 		cmd = mirror_event.NewStartedSystemCommand(destination)
@@ -60,12 +58,12 @@ func writeMigrationStart(ctx context.Context, sourceES *eventstore.EventStore, i
 		),
 	)
 	if err != nil {
-		return decimal.Decimal{}, err
+		return 0, err
 	}
 	return position.Position, nil
 }

-func writeMigrationSucceeded(ctx context.Context, destinationES *eventstore.EventStore, id, source string, position decimal.Decimal) error {
+func writeMigrationSucceeded(ctx context.Context, destinationES *eventstore.EventStore, id, source string, position float64) error {
 	return destinationES.Push(
 		ctx,
 		eventstore.NewPushIntent(
--- a/cmd/mirror/event_store.go
+++ b/cmd/mirror/event_store.go
@@ -9,7 +9,6 @@ import (
 	"time"

 	"github.com/jackc/pgx/v5/stdlib"
-	"github.com/shopspring/decimal"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 	"github.com/zitadel/logging"
@@ -98,7 +97,7 @@ func copyEvents(ctx context.Context, source, dest *db.DB, bulkSize uint32) {
 	logging.WithFields("from", previousMigration.Position, "to", maxPosition).Info("start event migration")

 	nextPos := make(chan bool, 1)
-	pos := make(chan decimal.Decimal, 1)
+	pos := make(chan float64, 1)
 	errs := make(chan error, 3)

 	go func() {
@@ -149,7 +148,7 @@ func copyEvents(ctx context.Context, source, dest *db.DB, bulkSize uint32) {
 	go func() {
 		defer close(pos)
 		for range nextPos {
-			var position decimal.Decimal
+			var position float64
 			err := dest.QueryRowContext(
 				ctx,
 				func(row *sql.Row) error {
@@ -184,7 +183,7 @@ func copyEvents(ctx context.Context, source, dest *db.DB, bulkSize uint32) {
 	logging.WithFields("took", time.Since(start), "count", eventCount).Info("events migrated")
 }

-func writeCopyEventsDone(ctx context.Context, es *eventstore.EventStore, id, source string, position decimal.Decimal, errs <-chan error) {
+func writeCopyEventsDone(ctx context.Context, es *eventstore.EventStore, id, source string, position float64, errs <-chan error) {
 	joinedErrs := make([]error, 0, len(errs))
 	for err := range errs {
 		joinedErrs = append(joinedErrs, err)
--- a/go.mod
+++ b/go.mod
@@ -42,8 +42,7 @@ require (
 	github.com/h2non/gock v1.2.0
 	github.com/hashicorp/golang-lru/v2 v2.0.7
 	github.com/improbable-eng/grpc-web v0.15.0
-	github.com/jackc/pgx-shopspring-decimal v0.0.0-20220624020537-1d36b5a1853e
-	github.com/jackc/pgx/v5 v5.7.4
+	github.com/jackc/pgx/v5 v5.7.0
 	github.com/jarcoal/jpath v0.0.0-20140328210829-f76b8b2dbf52
 	github.com/jinzhu/gorm v1.9.16
 	github.com/k3a/html2text v1.2.1
@@ -60,7 +59,6 @@ require (
 	github.com/redis/go-redis/v9 v9.7.0
 	github.com/rs/cors v1.11.1
 	github.com/santhosh-tekuri/jsonschema/v5 v5.3.1
-	github.com/shopspring/decimal v1.4.0
 	github.com/sony/gobreaker/v2 v2.0.0
 	github.com/sony/sonyflake v1.2.0
 	github.com/spf13/cobra v1.8.1
@@ -117,7 +115,7 @@ require (
 	github.com/google/go-tpm v0.9.0 // indirect
 	github.com/google/pprof v0.0.0-20240528025155-186aa0362fba // indirect
 	github.com/google/s2a-go v0.1.7 // indirect
-	github.com/jackc/puddle/v2 v2.2.2 // indirect
+	github.com/jackc/puddle/v2 v2.2.1 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.8 // indirect
 	github.com/lib/pq v1.10.9 // indirect
 	github.com/mattermost/xml-roundtrip-validator v0.1.0 // indirect
--- a/go.sum
+++ b/go.sum
@@ -420,12 +420,10 @@ github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsI
 github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
 github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 h1:iCEnooe7UlwOQYpKFhBabPMi4aNAfoODPEFNiAnClxo=
 github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
-github.com/jackc/pgx-shopspring-decimal v0.0.0-20220624020537-1d36b5a1853e h1:i3gQ/Zo7sk4LUVbsAjTNeC4gIjoPNIZVzs4EXstssV4=
-github.com/jackc/pgx-shopspring-decimal v0.0.0-20220624020537-1d36b5a1853e/go.mod h1:zUHglCZ4mpDUPgIwqEKoba6+tcUQzRdb1+DPTuYe9pI=
-github.com/jackc/pgx/v5 v5.7.4 h1:9wKznZrhWa2QiHL+NjTSPP6yjl3451BX3imWDnokYlg=
-github.com/jackc/pgx/v5 v5.7.4/go.mod h1:ncY89UGWxg82EykZUwSpUKEfccBGGYq1xjrOpsbsfGQ=
-github.com/jackc/puddle/v2 v2.2.2 h1:PR8nw+E/1w0GLuRFSmiioY6UooMp6KJv0/61nB7icHo=
-github.com/jackc/puddle/v2 v2.2.2/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
+github.com/jackc/pgx/v5 v5.7.0 h1:FG6VLIdzvAPhnYqP14sQ2xhFLkiUQHCs6ySqO91kF4g=
+github.com/jackc/pgx/v5 v5.7.0/go.mod h1:awP1KNnjylvpxHuHP63gzjhnGkI1iw+PMoIwvoleN/8=
+github.com/jackc/puddle/v2 v2.2.1 h1:RhxXJtFG022u4ibrCSMSiu5aOq1i77R3OHKNJj77OAk=
+github.com/jackc/puddle/v2 v2.2.1/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
 github.com/jarcoal/jpath v0.0.0-20140328210829-f76b8b2dbf52 h1:jny9eqYPwkG8IVy7foUoRjQmFLcArCSz+uPsL6KS0HQ=
 github.com/jarcoal/jpath v0.0.0-20140328210829-f76b8b2dbf52/go.mod h1:RDZ+4PR3mDOtTpVbI0qBE+rdhmtIrtbssiNn38/1OWA=
 github.com/jcmturner/aescts/v2 v2.0.0 h1:9YKLH6ey7H4eDBXW8khjYslgyqG2xZikXP0EQFKrle8=
@@ -667,8 +665,6 @@ github.com/samuel/go-zookeeper v0.0.0-20190923202752-2cc03de413da/go.mod h1:gi+0
 github.com/santhosh-tekuri/jsonschema/v5 v5.3.1 h1:lZUw3E0/J3roVtGQ+SCrUrg3ON6NgVqpn3+iol9aGu4=
 github.com/santhosh-tekuri/jsonschema/v5 v5.3.1/go.mod h1:uToXkOrWAZ6/Oc07xWQrPOhJotwFIyu2bBVN41fcDUY=
 github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529/go.mod h1:DxrIzT+xaE7yg65j358z/aeFdxmN0P9QXhEzd20vsDc=
-github.com/shopspring/decimal v1.4.0 h1:bxl37RwXBklmTi0C79JfXCEBD1cqqHt0bbgBAGFp81k=
-github.com/shopspring/decimal v1.4.0/go.mod h1:gawqmDU56v4yIKSwfBSFip1HdCCXN8/+DMd9qYNcwME=
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
 github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo=
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
--- a/internal/api/oidc/key.go
+++ b/internal/api/oidc/key.go
@@ -11,7 +11,6 @@ import (
 	"github.com/go-jose/go-jose/v4"
 	"github.com/jonboulle/clockwork"
 	"github.com/muhlemmer/gu"
-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"
 	"github.com/zitadel/oidc/v3/pkg/op"

@@ -351,14 +350,14 @@ func (o *OPStorage) getSigningKey(ctx context.Context) (op.SigningKey, error) {
 	if len(keys.Keys) > 0 {
 		return PrivateKeyToSigningKey(SelectSigningKey(keys.Keys), o.encAlg)
 	}
-	var position decimal.Decimal
+	var position float64
 	if keys.State != nil {
 		position = keys.State.Position
 	}
 	return nil, o.refreshSigningKey(ctx, position)
 }

-func (o *OPStorage) refreshSigningKey(ctx context.Context, position decimal.Decimal) error {
+func (o *OPStorage) refreshSigningKey(ctx context.Context, position float64) error {
 	ok, err := o.ensureIsLatestKey(ctx, position)
 	if err != nil || !ok {
 		return zerrors.ThrowInternal(err, "OIDC-ASfh3", "cannot ensure that projection is up to date")
@@ -370,12 +369,12 @@ func (o *OPStorage) refreshSigningKey(ctx context.Context, position decimal.Deci
 	return zerrors.ThrowInternal(nil, "OIDC-Df1bh", "")
 }

-func (o *OPStorage) ensureIsLatestKey(ctx context.Context, position decimal.Decimal) (bool, error) {
-	maxSequence, err := o.getMaxKeyPosition(ctx)
+func (o *OPStorage) ensureIsLatestKey(ctx context.Context, position float64) (bool, error) {
+	maxSequence, err := o.getMaxKeySequence(ctx)
 	if err != nil {
 		return false, fmt.Errorf("error retrieving new events: %w", err)
 	}
-	return position.GreaterThanOrEqual(maxSequence), nil
+	return position >= maxSequence, nil
 }

 func PrivateKeyToSigningKey(key query.PrivateKey, algorithm crypto.EncryptionAlgorithm) (_ op.SigningKey, err error) {
@@ -413,9 +412,9 @@ func (o *OPStorage) lockAndGenerateSigningKeyPair(ctx context.Context) error {
 	return o.command.GenerateSigningKeyPair(setOIDCCtx(ctx), "RS256")
 }

-func (o *OPStorage) getMaxKeyPosition(ctx context.Context) (decimal.Decimal, error) {
-	return o.eventstore.LatestPosition(ctx,
-		eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxPosition).
+func (o *OPStorage) getMaxKeySequence(ctx context.Context) (float64, error) {
+	return o.eventstore.LatestSequence(ctx,
+		eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxSequence).
 			ResourceOwner(authz.GetInstance(ctx).InstanceID()).
 			AwaitOpenTransactions().
 			AllowTimeTravel().
--- a/internal/api/saml/certificate.go
+++ b/internal/api/saml/certificate.go
@@ -6,7 +6,6 @@ import (
 	"time"

 	"github.com/go-jose/go-jose/v4"
-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"
 	"github.com/zitadel/saml/pkg/provider/key"

@@ -77,7 +76,7 @@ func (p *Storage) getCertificateAndKey(ctx context.Context, usage crypto.KeyUsag
 		return p.certificateToCertificateAndKey(selectCertificate(certs.Certificates))
 	}

-	var position decimal.Decimal
+	var position float64
 	if certs.State != nil {
 		position = certs.State.Position
 	}
@@ -88,7 +87,7 @@ func (p *Storage) getCertificateAndKey(ctx context.Context, usage crypto.KeyUsag
 func (p *Storage) refreshCertificate(
 	ctx context.Context,
 	usage crypto.KeyUsage,
-	position decimal.Decimal,
+	position float64,
 ) error {
 	ok, err := p.ensureIsLatestCertificate(ctx, position)
 	if err != nil {
@@ -104,12 +103,12 @@ func (p *Storage) refreshCertificate(
 	return nil
 }

-func (p *Storage) ensureIsLatestCertificate(ctx context.Context, position decimal.Decimal) (bool, error) {
-	maxSequence, err := p.getMaxKeyPosition(ctx)
+func (p *Storage) ensureIsLatestCertificate(ctx context.Context, position float64) (bool, error) {
+	maxSequence, err := p.getMaxKeySequence(ctx)
 	if err != nil {
 		return false, fmt.Errorf("error retrieving new events: %w", err)
 	}
-	return position.GreaterThanOrEqual(maxSequence), nil
+	return position >= maxSequence, nil
 }

 func (p *Storage) lockAndGenerateCertificateAndKey(ctx context.Context, usage crypto.KeyUsage) error {
@@ -152,9 +151,9 @@ func (p *Storage) lockAndGenerateCertificateAndKey(ctx context.Context, usage cr
 	}
 }

-func (p *Storage) getMaxKeyPosition(ctx context.Context) (decimal.Decimal, error) {
-	return p.eventstore.LatestPosition(ctx,
-		eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxPosition).
+func (p *Storage) getMaxKeySequence(ctx context.Context) (float64, error) {
+	return p.eventstore.LatestSequence(ctx,
+		eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxSequence).
 			ResourceOwner(authz.GetInstance(ctx).InstanceID()).
 			AwaitOpenTransactions().
 			AddQuery().
--- a/internal/database/cockroach/crdb.go
+++ b/internal/database/cockroach/crdb.go
@@ -73,16 +73,10 @@ func (_ *Config) Decode(configs []interface{}) (dialect.Connector, error) {
 }

 func (c *Config) Connect(useAdmin bool) (*sql.DB, *pgxpool.Pool, error) {
-	dialect.RegisterAfterConnect(func(ctx context.Context, conn *pgx.Conn) error {
+	dialect.RegisterAfterConnect(func(ctx context.Context, c *pgx.Conn) error {
 		// CockroachDB by default does not allow multiple modifications of the same table using ON CONFLICT
 		// This is needed to fill the fields table of the eventstore during eventstore.Push.
-
-		// This modification is only needed on crdb so we check if the connection is crdb
-		// postgres doesn't have parameter so we check if the parameter is empty
-		if conn.PgConn().ParameterStatus("crdb_version") == "" {
-			return nil
-		}
-		_, err := conn.Exec(ctx, "SET enable_multiple_modifications_of_table = on")
+		_, err := c.Exec(ctx, "SET enable_multiple_modifications_of_table = on")
 		return err
 	})
 	connConfig := dialect.NewConnectionConfig(c.MaxOpenConns, c.MaxIdleConns)
--- a/internal/database/dialect/connections.go
+++ b/internal/database/dialect/connections.go
@@ -5,8 +5,6 @@ import (
 	"errors"
 	"reflect"

-	pgxdecimal "github.com/jackc/pgx-shopspring-decimal"
-
 	"github.com/jackc/pgx/v5"
 	"github.com/jackc/pgx/v5/pgtype"
 )
@@ -23,12 +21,7 @@ type ConnectionConfig struct {
 	AfterConnect []func(ctx context.Context, c *pgx.Conn) error
 }

-var afterConnectFuncs = []func(ctx context.Context, c *pgx.Conn) error{
-	func(ctx context.Context, c *pgx.Conn) error {
-		pgxdecimal.Register(c.TypeMap())
-		return nil
-	},
-}
+var afterConnectFuncs []func(ctx context.Context, c *pgx.Conn) error

 func RegisterAfterConnect(f func(ctx context.Context, c *pgx.Conn) error) {
 	afterConnectFuncs = append(afterConnectFuncs, f)
--- a/internal/database/postgres/pg.go
+++ b/internal/database/postgres/pg.go
@@ -81,15 +81,13 @@ func (c *Config) Connect(useAdmin bool) (*sql.DB, *pgxpool.Pool, error) {
 		return nil, nil, err
 	}

-	if len(connConfig.AfterConnect) > 0 {
-		config.AfterConnect = func(ctx context.Context, conn *pgx.Conn) error {
-			for _, f := range connConfig.AfterConnect {
-				if err := f(ctx, conn); err != nil {
-					return err
-				}
+	config.AfterConnect = func(ctx context.Context, conn *pgx.Conn) error {
+		for _, f := range connConfig.AfterConnect {
+			if err := f(ctx, conn); err != nil {
+				return err
 			}
-			return nil
 		}
+		return nil
 	}

 	if connConfig.MaxOpenConns != 0 {
--- a/internal/eventstore/event.go
+++ b/internal/eventstore/event.go
@@ -5,8 +5,6 @@ import (
 	"reflect"
 	"time"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/zerrors"
 )

@@ -46,7 +44,7 @@ type Event interface {
 	// CreatedAt is the time the event was created at
 	CreatedAt() time.Time
 	// Position is the global position of the event
-	Position() decimal.Decimal
+	Position() float64

 	// Unmarshal parses the payload and stores the result
 	// in the value pointed to by ptr. If ptr is nil or not a pointer,
--- a/internal/eventstore/event_base.go
+++ b/internal/eventstore/event_base.go
@@ -7,7 +7,6 @@ import (
 	"strings"
 	"time"

-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"

 	"github.com/zitadel/zitadel/internal/api/authz"
@@ -26,7 +25,7 @@ type BaseEvent struct {
 	Agg *Aggregate

 	Seq                           uint64
-	Pos                           decimal.Decimal
+	Pos                           float64
 	Creation                      time.Time
 	previousAggregateSequence     uint64
 	previousAggregateTypeSequence uint64
@@ -39,7 +38,7 @@ type BaseEvent struct {
 }

 // Position implements Event.
-func (e *BaseEvent) Position() decimal.Decimal {
+func (e *BaseEvent) Position() float64 {
 	return e.Pos
 }

--- a/internal/eventstore/eventstore.go
+++ b/internal/eventstore/eventstore.go
@@ -7,7 +7,6 @@ import (
 	"time"

 	"github.com/jackc/pgx/v5/pgconn"
-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"

 	"github.com/zitadel/zitadel/internal/api/authz"
@@ -230,11 +229,11 @@ func (es *Eventstore) FilterToReducer(ctx context.Context, searchQuery *SearchQu
 	})
 }

-// LatestPosition filters the latest position for the given search query
-func (es *Eventstore) LatestPosition(ctx context.Context, queryFactory *SearchQueryBuilder) (decimal.Decimal, error) {
+// LatestSequence filters the latest sequence for the given search query
+func (es *Eventstore) LatestSequence(ctx context.Context, queryFactory *SearchQueryBuilder) (float64, error) {
 	queryFactory.InstanceID(authz.GetInstance(ctx).InstanceID())

-	return es.querier.LatestPosition(ctx, queryFactory)
+	return es.querier.LatestSequence(ctx, queryFactory)
 }

 // InstanceIDs returns the distinct instance ids found by the search query
@@ -266,8 +265,8 @@ type Querier interface {
 	Health(ctx context.Context) error
 	// FilterToReducer calls r for every event returned from the storage
 	FilterToReducer(ctx context.Context, searchQuery *SearchQueryBuilder, r Reducer) error
-	// LatestPosition returns the latest position found by the search query
-	LatestPosition(ctx context.Context, queryFactory *SearchQueryBuilder) (decimal.Decimal, error)
+	// LatestSequence returns the latest sequence found by the search query
+	LatestSequence(ctx context.Context, queryFactory *SearchQueryBuilder) (float64, error)
 	// InstanceIDs returns the instance ids found by the search query
 	InstanceIDs(ctx context.Context, queryFactory *SearchQueryBuilder) ([]string, error)
 	// Client returns the underlying database connection
--- a/internal/eventstore/eventstore_querier_test.go
+++ b/internal/eventstore/eventstore_querier_test.go
@@ -4,8 +4,6 @@ import (
 	"context"
 	"testing"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/eventstore"
 )

@@ -133,7 +131,7 @@ func TestCRDB_Filter(t *testing.T) {
 	}
 }

-func TestCRDB_LatestPosition(t *testing.T) {
+func TestCRDB_LatestSequence(t *testing.T) {
 	type args struct {
 		searchQuery *eventstore.SearchQueryBuilder
 	}
@@ -141,7 +139,7 @@ func TestCRDB_LatestPosition(t *testing.T) {
 		existingEvents []eventstore.Command
 	}
 	type res struct {
-		position decimal.Decimal
+		sequence float64
 	}
 	tests := []struct {
 		name    string
@@ -153,7 +151,7 @@ func TestCRDB_LatestPosition(t *testing.T) {
 		{
 			name: "aggregate type filter no sequence",
 			args: args{
-				searchQuery: eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxPosition).
+				searchQuery: eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxSequence).
 					AddQuery().
 					AggregateTypes("not found").
 					Builder(),
@@ -170,7 +168,7 @@ func TestCRDB_LatestPosition(t *testing.T) {
 		{
 			name: "aggregate type filter sequence",
 			args: args{
-				searchQuery: eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxPosition).
+				searchQuery: eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxSequence).
 					AddQuery().
 					AggregateTypes(eventstore.AggregateType(t.Name())).
 					Builder(),
@@ -204,12 +202,12 @@ func TestCRDB_LatestPosition(t *testing.T) {
 					return
 				}

-				position, err := db.LatestPosition(context.Background(), tt.args.searchQuery)
+				sequence, err := db.LatestSequence(context.Background(), tt.args.searchQuery)
 				if (err != nil) != tt.wantErr {
 					t.Errorf("CRDB.query() error = %v, wantErr %v", err, tt.wantErr)
 				}
-				if tt.res.position.GreaterThan(position) {
-					t.Errorf("CRDB.query() expected sequence: %v got %v", tt.res.position, position)
+				if tt.res.sequence > sequence {
+					t.Errorf("CRDB.query() expected sequence: %v got %v", tt.res.sequence, sequence)
 				}
 			})
 		}
--- a/internal/eventstore/eventstore_test.go
+++ b/internal/eventstore/eventstore_test.go
@@ -9,7 +9,6 @@ import (
 	"time"

 	"github.com/jackc/pgx/v5/pgconn"
-	"github.com/shopspring/decimal"

 	"github.com/zitadel/zitadel/internal/api/authz"
 	"github.com/zitadel/zitadel/internal/api/service"
@@ -398,7 +397,7 @@ func (repo *testPusher) Push(_ context.Context, _ database.ContextQueryExecuter,

 type testQuerier struct {
 	events    []Event
-	sequence  decimal.Decimal
+	sequence  float64
 	instances []string
 	err       error
 	t         *testing.T
@@ -431,9 +430,9 @@ func (repo *testQuerier) FilterToReducer(ctx context.Context, searchQuery *Searc
 	return nil
 }

-func (repo *testQuerier) LatestPosition(ctx context.Context, queryFactory *SearchQueryBuilder) (decimal.Decimal, error) {
+func (repo *testQuerier) LatestSequence(ctx context.Context, queryFactory *SearchQueryBuilder) (float64, error) {
 	if repo.err != nil {
-		return decimal.Decimal{}, repo.err
+		return 0, repo.err
 	}
 	return repo.sequence, nil
 }
@@ -1077,7 +1076,7 @@ func TestEventstore_FilterEvents(t *testing.T) {
 	}
 }

-func TestEventstore_LatestPosition(t *testing.T) {
+func TestEventstore_LatestSequence(t *testing.T) {
 	type args struct {
 		query *SearchQueryBuilder
 	}
@@ -1097,7 +1096,7 @@ func TestEventstore_LatestPosition(t *testing.T) {
 			name: "no events",
 			args: args{
 				query: &SearchQueryBuilder{
-					columns: ColumnsMaxPosition,
+					columns: ColumnsMaxSequence,
 					queries: []*SearchQuery{
 						{
 							builder:        &SearchQueryBuilder{},
@@ -1120,7 +1119,7 @@ func TestEventstore_LatestPosition(t *testing.T) {
 			name: "repo error",
 			args: args{
 				query: &SearchQueryBuilder{
-					columns: ColumnsMaxPosition,
+					columns: ColumnsMaxSequence,
 					queries: []*SearchQuery{
 						{
 							builder:        &SearchQueryBuilder{},
@@ -1143,7 +1142,7 @@ func TestEventstore_LatestPosition(t *testing.T) {
 			name: "found events",
 			args: args{
 				query: &SearchQueryBuilder{
-					columns: ColumnsMaxPosition,
+					columns: ColumnsMaxSequence,
 					queries: []*SearchQuery{
 						{
 							builder:        &SearchQueryBuilder{},
@@ -1169,7 +1168,7 @@ func TestEventstore_LatestPosition(t *testing.T) {
 				querier: tt.fields.repo,
 			}

-			_, err := es.LatestPosition(context.Background(), tt.args.query)
+			_, err := es.LatestSequence(context.Background(), tt.args.query)
 			if (err != nil) != tt.res.wantErr {
 				t.Errorf("Eventstore.aggregatesToEvents() error = %v, wantErr %v", err, tt.res.wantErr)
 			}
--- a/internal/eventstore/handler/v2/field_handler.go
+++ b/internal/eventstore/handler/v2/field_handler.go
@@ -8,7 +8,6 @@ import (
 	"time"

 	"github.com/jackc/pgx/v5/pgconn"
-	"github.com/shopspring/decimal"

 	"github.com/zitadel/zitadel/internal/eventstore"
 )
@@ -127,15 +126,10 @@ func (h *FieldHandler) processEvents(ctx context.Context, config *triggerConfig)
 		return additionalIteration, err
 	}
 	// stop execution if currentState.eventTimestamp >= config.maxCreatedAt
-	if !config.maxPosition.IsZero() && currentState.position.GreaterThanOrEqual(config.maxPosition) {
+	if config.maxPosition != 0 && currentState.position >= config.maxPosition {
 		return false, nil
 	}

-	if config.minPosition.GreaterThan(decimal.NewFromInt(0)) {
-		currentState.position = config.minPosition
-		currentState.offset = 0
-	}
-
 	events, additionalIteration, err := h.fetchEvents(ctx, tx, currentState)
 	if err != nil {
 		return additionalIteration, err
@@ -165,7 +159,7 @@ func (h *FieldHandler) fetchEvents(ctx context.Context, tx *sql.Tx, currentState

 	idx, offset := skipPreviouslyReducedEvents(events, currentState)

-	if currentState.position.Equal(events[len(events)-1].Position()) {
+	if currentState.position == events[len(events)-1].Position() {
 		offset += currentState.offset
 	}
 	currentState.position = events[len(events)-1].Position()
@@ -195,9 +189,9 @@ func (h *FieldHandler) fetchEvents(ctx context.Context, tx *sql.Tx, currentState
 }

 func skipPreviouslyReducedEvents(events []eventstore.Event, currentState *state) (index int, offset uint32) {
-	var position decimal.Decimal
+	var position float64
 	for i, event := range events {
-		if !event.Position().Equal(position) {
+		if event.Position() != position {
 			offset = 0
 			position = event.Position()
 		}
--- a/internal/eventstore/handler/v2/handler.go
+++ b/internal/eventstore/handler/v2/handler.go
@@ -4,13 +4,13 @@ import (
 	"context"
 	"database/sql"
 	"errors"
+	"math"
 	"math/rand"
 	"slices"
 	"sync"
 	"time"

 	"github.com/jackc/pgx/v5/pgconn"
-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"

 	"github.com/zitadel/zitadel/internal/api/authz"
@@ -381,8 +381,7 @@ func (h *Handler) existingInstances(ctx context.Context) ([]string, error) {

 type triggerConfig struct {
 	awaitRunning bool
-	maxPosition  decimal.Decimal
-	minPosition  decimal.Decimal
+	maxPosition  float64
 }

 type TriggerOpt func(conf *triggerConfig)
@@ -393,18 +392,12 @@ func WithAwaitRunning() TriggerOpt {
 	}
 }

-func WithMaxPosition(position decimal.Decimal) TriggerOpt {
+func WithMaxPosition(position float64) TriggerOpt {
 	return func(conf *triggerConfig) {
 		conf.maxPosition = position
 	}
 }

-func WithMinPosition(position decimal.Decimal) TriggerOpt {
-	return func(conf *triggerConfig) {
-		conf.minPosition = position
-	}
-}
-
 func (h *Handler) Trigger(ctx context.Context, opts ...TriggerOpt) (_ context.Context, err error) {
 	config := new(triggerConfig)
 	for _, opt := range opts {
@@ -513,15 +506,10 @@ func (h *Handler) processEvents(ctx context.Context, config *triggerConfig) (add
 		return additionalIteration, err
 	}
 	// stop execution if currentState.position >= config.maxPosition
-	if !config.maxPosition.Equal(decimal.Decimal{}) && currentState.position.GreaterThanOrEqual(config.maxPosition) {
+	if config.maxPosition != 0 && currentState.position >= config.maxPosition {
 		return false, nil
 	}

-	if config.minPosition.GreaterThan(decimal.NewFromInt(0)) {
-		currentState.position = config.minPosition
-		currentState.offset = 0
-	}
-
 	var statements []*Statement
 	statements, additionalIteration, err = h.generateStatements(ctx, tx, currentState)
 	if err != nil {
@@ -613,7 +601,7 @@ func (h *Handler) generateStatements(ctx context.Context, tx *sql.Tx, currentSta

 func skipPreviouslyReducedStatements(statements []*Statement, currentState *state) int {
 	for i, statement := range statements {
-		if statement.Position.Equal(currentState.position) &&
+		if statement.Position == currentState.position &&
 			statement.Aggregate.ID == currentState.aggregateID &&
 			statement.Aggregate.Type == currentState.aggregateType &&
 			statement.Sequence == currentState.sequence {
@@ -677,8 +665,9 @@ func (h *Handler) eventQuery(currentState *state) *eventstore.SearchQueryBuilder
 		OrderAsc().
 		InstanceID(currentState.instanceID)

-	if currentState.position.GreaterThan(decimal.Decimal{}) {
-		builder = builder.PositionAtLeast(currentState.position)
+	if currentState.position > 0 {
+		// decrease position by 10 because builder.PositionAfter filters for position > and we need position >=
+		builder = builder.PositionAfter(math.Float64frombits(math.Float64bits(currentState.position) - 10))
 		if currentState.offset > 0 {
 			builder = builder.Offset(currentState.offset)
 		}
--- a/internal/eventstore/handler/v2/state.go
+++ b/internal/eventstore/handler/v2/state.go
@@ -7,8 +7,6 @@ import (
 	"errors"
 	"time"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/api/authz"
 	"github.com/zitadel/zitadel/internal/eventstore"
 	"github.com/zitadel/zitadel/internal/zerrors"
@@ -16,7 +14,7 @@ import (

 type state struct {
 	instanceID     string
-	position       decimal.Decimal
+	position       float64
 	eventTimestamp time.Time
 	aggregateType  eventstore.AggregateType
 	aggregateID    string
@@ -47,7 +45,7 @@ func (h *Handler) currentState(ctx context.Context, tx *sql.Tx, config *triggerC
 		aggregateType = new(sql.NullString)
 		sequence      = new(sql.NullInt64)
 		timestamp     = new(sql.NullTime)
-		position      = new(decimal.NullDecimal)
+		position      = new(sql.NullFloat64)
 		offset        = new(sql.NullInt64)
 	)

@@ -77,7 +75,7 @@ func (h *Handler) currentState(ctx context.Context, tx *sql.Tx, config *triggerC
 	currentState.aggregateType = eventstore.AggregateType(aggregateType.String)
 	currentState.sequence = uint64(sequence.Int64)
 	currentState.eventTimestamp = timestamp.Time
-	currentState.position = position.Decimal
+	currentState.position = position.Float64
 	// psql does not provide unsigned numbers so we work around it
 	currentState.offset = uint32(offset.Int64)
 	return currentState, nil
--- a/internal/eventstore/handler/v2/state_test.go
+++ b/internal/eventstore/handler/v2/state_test.go
@@ -11,7 +11,6 @@ import (
 	"time"

 	"github.com/jackc/pgx/v5/pgconn"
-	"github.com/shopspring/decimal"

 	"github.com/zitadel/zitadel/internal/api/authz"
 	"github.com/zitadel/zitadel/internal/database/mock"
@@ -167,7 +166,7 @@ func TestHandler_updateLastUpdated(t *testing.T) {
 				updatedState: &state{
 					instanceID:     "instance",
 					eventTimestamp: time.Now(),
-					position:       decimal.NewFromInt(42),
+					position:       42,
 				},
 			},
 			isErr: func(t *testing.T, err error) {
@@ -193,7 +192,7 @@ func TestHandler_updateLastUpdated(t *testing.T) {
 				updatedState: &state{
 					instanceID:     "instance",
 					eventTimestamp: time.Now(),
-					position:       decimal.NewFromInt(42),
+					position:       42,
 				},
 			},
 			isErr: func(t *testing.T, err error) {
@@ -218,7 +217,7 @@ func TestHandler_updateLastUpdated(t *testing.T) {
 							eventstore.AggregateType("aggregate type"),
 							uint64(42),
 							mock.AnyType[time.Time]{},
-							decimal.NewFromInt(42),
+							float64(42),
 							uint32(0),
 						),
 						mock.WithExecRowsAffected(1),
@@ -229,7 +228,7 @@ func TestHandler_updateLastUpdated(t *testing.T) {
 				updatedState: &state{
 					instanceID:     "instance",
 					eventTimestamp: time.Now(),
-					position:       decimal.NewFromInt(42),
+					position:       42,
 					aggregateType:  "aggregate type",
 					aggregateID:    "aggregate id",
 					sequence:       42,
@@ -398,7 +397,7 @@ func TestHandler_currentState(t *testing.T) {
 									"aggregate type",
 									int64(42),
 									testTime,
-									decimal.NewFromInt(42).String(),
+									float64(42),
 									uint16(10),
 								},
 							},
@@ -413,7 +412,7 @@ func TestHandler_currentState(t *testing.T) {
 				currentState: &state{
 					instanceID:     "instance",
 					eventTimestamp: testTime,
-					position:       decimal.NewFromInt(42),
+					position:       42,
 					aggregateType:  "aggregate type",
 					aggregateID:    "aggregate id",
 					sequence:       42,
--- a/internal/eventstore/handler/v2/statement.go
+++ b/internal/eventstore/handler/v2/statement.go
@@ -9,7 +9,6 @@ import (
 	"strings"
 	"time"

-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"
 	"golang.org/x/exp/constraints"

@@ -83,7 +82,7 @@ func (h *Handler) reduce(event eventstore.Event) (*Statement, error) {
 type Statement struct {
 	Aggregate    *eventstore.Aggregate
 	Sequence     uint64
-	Position     decimal.Decimal
+	Position     float64
 	CreationDate time.Time

 	offset uint32
--- a/internal/eventstore/local_crdb_test.go
+++ b/internal/eventstore/local_crdb_test.go
@@ -2,14 +2,13 @@ package eventstore_test

 import (
 	"context"
+	"database/sql"
 	"encoding/json"
 	"os"
 	"testing"
 	"time"

 	"github.com/cockroachdb/cockroach-go/v2/testserver"
-	pgxdecimal "github.com/jackc/pgx-shopspring-decimal"
-	"github.com/jackc/pgx/v5"
 	"github.com/jackc/pgx/v5/pgxpool"
 	"github.com/jackc/pgx/v5/stdlib"
 	"github.com/zitadel/logging"
@@ -42,15 +41,13 @@ func TestMain(m *testing.M) {
 	testCRDBClient = &database.DB{
 		Database: new(testDB),
 	}
-	config, err := pgxpool.ParseConfig(ts.PGURL().String())
+
+	connConfig, err := pgxpool.ParseConfig(ts.PGURL().String())
 	if err != nil {
-		logging.WithFields("error", err).Fatal("unable to parse db config")
+		logging.WithFields("error", err).Fatal("unable to parse db url")
 	}
-	config.AfterConnect = func(ctx context.Context, conn *pgx.Conn) error {
-		pgxdecimal.Register(conn.TypeMap())
-		return nil
-	}
-	pool, err := pgxpool.NewWithConfig(context.Background(), config)
+	connConfig.AfterConnect = new_es.RegisterEventstoreTypes
+	pool, err := pgxpool.NewWithConfig(context.Background(), connConfig)
 	if err != nil {
 		logging.WithFields("error", err).Fatal("unable to create db pool")
 	}
@@ -115,15 +112,10 @@ func initDB(ctx context.Context, db *database.DB) error {
 }

 func connectLocalhost() (*database.DB, error) {
-	config, err := pgxpool.ParseConfig("postgresql://root@localhost:26257/defaultdb?sslmode=disable")
+	client, err := sql.Open("pgx", "postgresql://root@localhost:26257/defaultdb?sslmode=disable")
 	if err != nil {
 		return nil, err
 	}
-	pool, err := pgxpool.NewWithConfig(context.Background(), config)
-	if err != nil {
-		return nil, err
-	}
-	client := stdlib.OpenDBFromPool(pool)
 	if err = client.Ping(); err != nil {
 		return nil, err
 	}
--- a/internal/eventstore/read_model.go
+++ b/internal/eventstore/read_model.go
@@ -1,23 +1,19 @@
 package eventstore

-import (
-	"time"
-
-	"github.com/shopspring/decimal"
-)
+import "time"

 // ReadModel is the minimum representation of a read model.
 // It implements a basic reducer
 // it might be saved in a database or in memory
 type ReadModel struct {
-	AggregateID       string          `json:"-"`
-	ProcessedSequence uint64          `json:"-"`
-	CreationDate      time.Time       `json:"-"`
-	ChangeDate        time.Time       `json:"-"`
-	Events            []Event         `json:"-"`
-	ResourceOwner     string          `json:"-"`
-	InstanceID        string          `json:"-"`
-	Position          decimal.Decimal `json:"-"`
+	AggregateID       string    `json:"-"`
+	ProcessedSequence uint64    `json:"-"`
+	CreationDate      time.Time `json:"-"`
+	ChangeDate        time.Time `json:"-"`
+	Events            []Event   `json:"-"`
+	ResourceOwner     string    `json:"-"`
+	InstanceID        string    `json:"-"`
+	Position          float64   `json:"-"`
 }

 // AppendEvents adds all the events to the read model.
--- a/internal/eventstore/repository/event.go
+++ b/internal/eventstore/repository/event.go
@@ -7,7 +7,6 @@ import (
 	"strings"
 	"time"

-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"

 	"github.com/zitadel/zitadel/internal/eventstore"
@@ -23,7 +22,7 @@ type Event struct {
 	// Seq is the sequence of the event
 	Seq uint64
 	// Pos is the global sequence of the event multiple events can have the same sequence
-	Pos decimal.Decimal
+	Pos float64

 	//CreationDate is the time the event is created
 	// it's used for human readability.
@@ -98,7 +97,7 @@ func (e *Event) Sequence() uint64 {
 }

 // Position implements [eventstore.Event]
-func (e *Event) Position() decimal.Decimal {
+func (e *Event) Position() float64 {
 	return e.Pos
 }

--- a/internal/eventstore/repository/mock/repository.mock.go
+++ b/internal/eventstore/repository/mock/repository.mock.go
@@ -13,7 +13,6 @@ import (
 	context "context"
 	reflect "reflect"

-	decimal "github.com/shopspring/decimal"
 	database "github.com/zitadel/zitadel/internal/database"
 	eventstore "github.com/zitadel/zitadel/internal/eventstore"
 	gomock "go.uber.org/mock/gomock"
@@ -99,19 +98,19 @@ func (mr *MockQuerierMockRecorder) InstanceIDs(arg0, arg1 any) *gomock.Call {
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "InstanceIDs", reflect.TypeOf((*MockQuerier)(nil).InstanceIDs), arg0, arg1)
 }

-// LatestPosition mocks base method.
-func (m *MockQuerier) LatestPosition(arg0 context.Context, arg1 *eventstore.SearchQueryBuilder) (decimal.Decimal, error) {
+// LatestSequence mocks base method.
+func (m *MockQuerier) LatestSequence(arg0 context.Context, arg1 *eventstore.SearchQueryBuilder) (float64, error) {
 	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "LatestPosition", arg0, arg1)
-	ret0, _ := ret[0].(decimal.Decimal)
+	ret := m.ctrl.Call(m, "LatestSequence", arg0, arg1)
+	ret0, _ := ret[0].(float64)
 	ret1, _ := ret[1].(error)
 	return ret0, ret1
 }

-// LatestPosition indicates an expected call of LatestPosition.
-func (mr *MockQuerierMockRecorder) LatestPosition(arg0, arg1 any) *gomock.Call {
+// LatestSequence indicates an expected call of LatestSequence.
+func (mr *MockQuerierMockRecorder) LatestSequence(arg0, arg1 any) *gomock.Call {
 	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "LatestPosition", reflect.TypeOf((*MockQuerier)(nil).LatestPosition), arg0, arg1)
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "LatestSequence", reflect.TypeOf((*MockQuerier)(nil).LatestSequence), arg0, arg1)
 }

 // MockPusher is a mock of Pusher interface.
--- a/internal/eventstore/repository/mock/repository.mock.impl.go
+++ b/internal/eventstore/repository/mock/repository.mock.impl.go
@@ -7,7 +7,6 @@ import (
 	"testing"
 	"time"

-	"github.com/shopspring/decimal"
 	"github.com/stretchr/testify/assert"
 	"go.uber.org/mock/gomock"

@@ -188,8 +187,8 @@ func (e *mockEvent) Sequence() uint64 {
 	return e.sequence
 }

-func (e *mockEvent) Position() decimal.Decimal {
-	return decimal.Decimal{}
+func (e *mockEvent) Position() float64 {
+	return 0
 }

 func (e *mockEvent) CreatedAt() time.Time {
--- a/internal/eventstore/repository/search_query.go
+++ b/internal/eventstore/repository/search_query.go
@@ -3,8 +3,6 @@ package repository
 import (
 	"database/sql"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/database"
 	"github.com/zitadel/zitadel/internal/eventstore"
 	"github.com/zitadel/zitadel/internal/zerrors"
@@ -60,8 +58,6 @@ const (
 	//OperationNotIn checks if a stored value does not match one of the passed value list
 	OperationNotIn

-	OperationGreaterOrEquals
-
 	operationCount
 )

@@ -256,10 +252,10 @@ func instanceIDsFilter(builder *eventstore.SearchQueryBuilder, query *SearchQuer
 }

 func positionAfterFilter(builder *eventstore.SearchQueryBuilder, query *SearchQuery) *Filter {
-	if builder.GetPositionAtLeast().IsZero() {
+	if builder.GetPositionAfter() == 0 {
 		return nil
 	}
-	query.Position = NewFilter(FieldPosition, builder.GetPositionAtLeast(), OperationGreaterOrEquals)
+	query.Position = NewFilter(FieldPosition, builder.GetPositionAfter(), OperationGreater)
 	return query.Position
 }

@@ -301,7 +297,7 @@ func eventDataFilter(query *eventstore.SearchQuery) *Filter {
 }

 func eventPositionAfterFilter(query *eventstore.SearchQuery) *Filter {
-	if pos := query.GetPositionAfter(); !pos.Equal(decimal.Decimal{}) {
+	if pos := query.GetPositionAfter(); pos != 0 {
 		return NewFilter(FieldPosition, pos, OperationGreater)
 	}
 	return nil
--- a/internal/eventstore/repository/sql/crdb.go
+++ b/internal/eventstore/repository/sql/crdb.go
@@ -11,7 +11,6 @@ import (

 	"github.com/cockroachdb/cockroach-go/v2/crdb"
 	"github.com/jackc/pgx/v5/pgconn"
-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"

 	"github.com/zitadel/zitadel/internal/api/authz"
@@ -265,11 +264,11 @@ func (crdb *CRDB) FilterToReducer(ctx context.Context, searchQuery *eventstore.S
 	return err
 }

-// LatestPosition returns the latest position found by the search query
-func (db *CRDB) LatestPosition(ctx context.Context, searchQuery *eventstore.SearchQueryBuilder) (decimal.Decimal, error) {
-	var position decimal.Decimal
+// LatestSequence returns the latest sequence found by the search query
+func (db *CRDB) LatestSequence(ctx context.Context, searchQuery *eventstore.SearchQueryBuilder) (float64, error) {
+	var position sql.NullFloat64
 	err := query(ctx, db, searchQuery, &position, false)
-	return position, err
+	return position.Float64, err
 }

 // InstanceIDs returns the instance ids found by the search query
@@ -336,7 +335,7 @@ func (db *CRDB) eventQuery(useV1 bool) string {
 		" FROM eventstore.events2"
 }

-func (db *CRDB) maxPositionQuery(useV1 bool) string {
+func (db *CRDB) maxSequenceQuery(useV1 bool) string {
 	if useV1 {
 		return `SELECT event_sequence FROM eventstore.events`
 	}
@@ -414,8 +413,6 @@ func (db *CRDB) operation(operation repository.Operation) string {
 		return "="
 	case repository.OperationGreater:
 		return ">"
-	case repository.OperationGreaterOrEquals:
-		return ">="
 	case repository.OperationLess:
 		return "<"
 	case repository.OperationJSONContains:
--- a/internal/eventstore/repository/sql/crdb_test.go
+++ b/internal/eventstore/repository/sql/crdb_test.go
@@ -4,8 +4,6 @@ import (
 	"database/sql"
 	"testing"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/eventstore"
 	"github.com/zitadel/zitadel/internal/eventstore/repository"
 )
@@ -314,7 +312,7 @@ func generateEvent(t *testing.T, aggregateID string, opts ...func(*repository.Ev
 		ResourceOwner: sql.NullString{String: "ro", Valid: true},
 		Typ:           "test.created",
 		Version:       "v1",
-		Pos:           decimal.NewFromInt(42),
+		Pos:           42,
 	}

 	for _, opt := range opts {
--- a/internal/eventstore/repository/sql/local_crdb_test.go
+++ b/internal/eventstore/repository/sql/local_crdb_test.go
@@ -8,8 +8,6 @@ import (
 	"time"

 	"github.com/cockroachdb/cockroach-go/v2/testserver"
-	pgxdecimal "github.com/jackc/pgx-shopspring-decimal"
-	"github.com/jackc/pgx/v5"
 	"github.com/jackc/pgx/v5/pgxpool"
 	"github.com/jackc/pgx/v5/stdlib"
 	"github.com/zitadel/logging"
@@ -17,6 +15,7 @@ import (
 	"github.com/zitadel/zitadel/cmd/initialise"
 	"github.com/zitadel/zitadel/internal/database"
 	"github.com/zitadel/zitadel/internal/database/cockroach"
+	new_es "github.com/zitadel/zitadel/internal/eventstore/v3"
 )

 var (
@@ -37,10 +36,7 @@ func TestMain(m *testing.M) {
 	if err != nil {
 		logging.WithFields("error", err).Fatal("unable to parse db url")
 	}
-	connConfig.AfterConnect = func(ctx context.Context, conn *pgx.Conn) error {
-		pgxdecimal.Register(conn.TypeMap())
-		return nil
-	}
+	connConfig.AfterConnect = new_es.RegisterEventstoreTypes
 	pool, err := pgxpool.NewWithConfig(context.Background(), connConfig)
 	if err != nil {
 		logging.WithFields("error", err).Fatal("unable to create db pool")
--- a/internal/eventstore/repository/sql/query.go
+++ b/internal/eventstore/repository/sql/query.go
@@ -9,7 +9,6 @@ import (
 	"strconv"
 	"strings"

-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"

 	"github.com/zitadel/zitadel/internal/api/call"
@@ -26,7 +25,7 @@ type querier interface {
 	conditionFormat(repository.Operation) string
 	placeholder(query string) string
 	eventQuery(useV1 bool) string
-	maxPositionQuery(useV1 bool) string
+	maxSequenceQuery(useV1 bool) string
 	instanceIDsQuery(useV1 bool) string
 	Client() *database.DB
 	orderByEventSequence(desc, shouldOrderBySequence, useV1 bool) string
@@ -75,7 +74,7 @@ func query(ctx context.Context, criteria querier, searchQuery *eventstore.Search

 	// instead of using the max function of the database (which doesn't work for postgres)
 	// we select the most recent row
-	if q.Columns == eventstore.ColumnsMaxPosition {
+	if q.Columns == eventstore.ColumnsMaxSequence {
 		q.Limit = 1
 		q.Desc = true
 	}
@@ -92,7 +91,7 @@ func query(ctx context.Context, criteria querier, searchQuery *eventstore.Search

 	switch q.Columns {
 	case eventstore.ColumnsEvent,
-		eventstore.ColumnsMaxPosition:
+		eventstore.ColumnsMaxSequence:
 		query += criteria.orderByEventSequence(q.Desc, shouldOrderBySequence, useV1)
 	}

@@ -148,8 +147,8 @@ func query(ctx context.Context, criteria querier, searchQuery *eventstore.Search

 func prepareColumns(criteria querier, columns eventstore.Columns, useV1 bool) (string, func(s scan, dest interface{}) error) {
 	switch columns {
-	case eventstore.ColumnsMaxPosition:
-		return criteria.maxPositionQuery(useV1), maxPositionScanner
+	case eventstore.ColumnsMaxSequence:
+		return criteria.maxSequenceQuery(useV1), maxSequenceScanner
 	case eventstore.ColumnsInstanceIDs:
 		return criteria.instanceIDsQuery(useV1), instanceIDsScanner
 	case eventstore.ColumnsEvent:
@@ -167,15 +166,13 @@ func prepareTimeTravel(ctx context.Context, criteria querier, allow bool) string
 	return criteria.Timetravel(took)
 }

-func maxPositionScanner(row scan, dest interface{}) (err error) {
-	position, ok := dest.(*decimal.Decimal)
+func maxSequenceScanner(row scan, dest interface{}) (err error) {
+	position, ok := dest.(*sql.NullFloat64)
 	if !ok {
-		return zerrors.ThrowInvalidArgumentf(nil, "SQL-NBjA9", "type must be decimal.Decimal got: %T", dest)
+		return zerrors.ThrowInvalidArgumentf(nil, "SQL-NBjA9", "type must be sql.NullInt64 got: %T", dest)
 	}
-	var res decimal.NullDecimal
-	err = row(&res)
+	err = row(position)
 	if err == nil || errors.Is(err, sql.ErrNoRows) {
-		*position = res.Decimal
 		return nil
 	}
 	return zerrors.ThrowInternal(err, "SQL-bN5xg", "something went wrong")
@@ -204,7 +201,7 @@ func eventsScanner(useV1 bool) func(scanner scan, dest interface{}) (err error)
 			return zerrors.ThrowInvalidArgumentf(nil, "SQL-4GP6F", "events scanner: invalid type %T", dest)
 		}
 		event := new(repository.Event)
-		position := new(decimal.NullDecimal)
+		position := new(sql.NullFloat64)

 		if useV1 {
 			err = scanner(
@@ -241,7 +238,7 @@ func eventsScanner(useV1 bool) func(scanner scan, dest interface{}) (err error)
 			logging.New().WithError(err).Warn("unable to scan row")
 			return zerrors.ThrowInternal(err, "SQL-M0dsf", "unable to scan row")
 		}
-		event.Pos = position.Decimal
+		event.Pos = position.Float64
 		return reduce(event)
 	}
 }
--- a/internal/eventstore/repository/sql/query_test.go
+++ b/internal/eventstore/repository/sql/query_test.go
@@ -11,7 +11,6 @@ import (
 	"time"

 	"github.com/DATA-DOG/go-sqlmock"
-	"github.com/shopspring/decimal"
 	"github.com/stretchr/testify/assert"

 	"github.com/zitadel/zitadel/internal/database"
@@ -111,36 +110,36 @@ func Test_prepareColumns(t *testing.T) {
 		{
 			name: "max column",
 			args: args{
-				columns: eventstore.ColumnsMaxPosition,
-				dest:    new(decimal.Decimal),
+				columns: eventstore.ColumnsMaxSequence,
+				dest:    new(sql.NullFloat64),
 				useV1:   true,
 			},
 			res: res{
 				query:    `SELECT event_sequence FROM eventstore.events`,
-				expected: decimal.NewFromInt(42),
+				expected: sql.NullFloat64{Float64: 43, Valid: true},
 			},
 			fields: fields{
-				dbRow: []interface{}{decimal.NewNullDecimal(decimal.NewFromInt(42))},
+				dbRow: []interface{}{sql.NullFloat64{Float64: 43, Valid: true}},
 			},
 		},
 		{
 			name: "max column v2",
 			args: args{
-				columns: eventstore.ColumnsMaxPosition,
-				dest:    new(decimal.Decimal),
+				columns: eventstore.ColumnsMaxSequence,
+				dest:    new(sql.NullFloat64),
 			},
 			res: res{
 				query:    `SELECT "position" FROM eventstore.events2`,
-				expected: decimal.NewFromInt(42),
+				expected: sql.NullFloat64{Float64: 43, Valid: true},
 			},
 			fields: fields{
-				dbRow: []interface{}{decimal.NewNullDecimal(decimal.NewFromInt(42))},
+				dbRow: []interface{}{sql.NullFloat64{Float64: 43, Valid: true}},
 			},
 		},
 		{
 			name: "max sequence wrong dest type",
 			args: args{
-				columns: eventstore.ColumnsMaxPosition,
+				columns: eventstore.ColumnsMaxSequence,
 				dest:    new(uint64),
 			},
 			res: res{
@@ -180,11 +179,11 @@ func Test_prepareColumns(t *testing.T) {
 			res: res{
 				query: `SELECT created_at, event_type, "sequence", "position", payload, creator, "owner", instance_id, aggregate_type, aggregate_id, revision FROM eventstore.events2`,
 				expected: []eventstore.Event{
-					&repository.Event{AggregateID: "hodor", AggregateType: "user", Seq: 5, Pos: decimal.NewFromInt(42), Data: nil, Version: "v1"},
+					&repository.Event{AggregateID: "hodor", AggregateType: "user", Seq: 5, Pos: 42, Data: nil, Version: "v1"},
 				},
 			},
 			fields: fields{
-				dbRow: []interface{}{time.Time{}, eventstore.EventType(""), uint64(5), decimal.NewNullDecimal(decimal.NewFromInt(42)), sql.RawBytes(nil), "", sql.NullString{}, "", eventstore.AggregateType("user"), "hodor", uint8(1)},
+				dbRow: []interface{}{time.Time{}, eventstore.EventType(""), uint64(5), sql.NullFloat64{Float64: 42, Valid: true}, sql.RawBytes(nil), "", sql.NullString{}, "", eventstore.AggregateType("user"), "hodor", uint8(1)},
 			},
 		},
 		{
@@ -199,11 +198,11 @@ func Test_prepareColumns(t *testing.T) {
 			res: res{
 				query: `SELECT created_at, event_type, "sequence", "position", payload, creator, "owner", instance_id, aggregate_type, aggregate_id, revision FROM eventstore.events2`,
 				expected: []eventstore.Event{
-					&repository.Event{AggregateID: "hodor", AggregateType: "user", Seq: 5, Pos: decimal.Decimal{}, Data: nil, Version: "v1"},
+					&repository.Event{AggregateID: "hodor", AggregateType: "user", Seq: 5, Pos: 0, Data: nil, Version: "v1"},
 				},
 			},
 			fields: fields{
-				dbRow: []interface{}{time.Time{}, eventstore.EventType(""), uint64(5), decimal.NullDecimal{}, sql.RawBytes(nil), "", sql.NullString{}, "", eventstore.AggregateType("user"), "hodor", uint8(1)},
+				dbRow: []interface{}{time.Time{}, eventstore.EventType(""), uint64(5), sql.NullFloat64{Float64: 0, Valid: false}, sql.RawBytes(nil), "", sql.NullString{}, "", eventstore.AggregateType("user"), "hodor", uint8(1)},
 			},
 		},
 		{
@@ -1007,7 +1006,7 @@ func Test_query_events_mocked(t *testing.T) {
 					InstanceID("instanceID").
 					OrderDesc().
 					Limit(5).
-					PositionAtLeast(decimal.NewFromFloat(123.456)).
+					PositionAfter(123.456).
 					AddQuery().
 					AggregateTypes("notify").
 					EventTypes("notify.foo.bar").
@@ -1023,7 +1022,7 @@ func Test_query_events_mocked(t *testing.T) {
 					regexp.QuoteMeta(
 						`SELECT creation_date, event_type, event_sequence, event_data, editor_user, resource_owner, instance_id, aggregate_type, aggregate_id, aggregate_version FROM eventstore.events WHERE instance_id = $1 AND aggregate_type = $2 AND event_type = $3 AND "position" > $4 AND aggregate_id NOT IN (SELECT aggregate_id FROM eventstore.events WHERE aggregate_type = $5 AND event_type = ANY($6) AND instance_id = $7 AND "position" > $8) ORDER BY event_sequence DESC LIMIT $9`,
 					),
-					[]driver.Value{"instanceID", eventstore.AggregateType("notify"), eventstore.EventType("notify.foo.bar"), decimal.NewFromFloat(123.456), eventstore.AggregateType("notify"), []eventstore.EventType{"notification.failed", "notification.success"}, "instanceID", 123.456, uint64(5)},
+					[]driver.Value{"instanceID", eventstore.AggregateType("notify"), eventstore.EventType("notify.foo.bar"), 123.456, eventstore.AggregateType("notify"), []eventstore.EventType{"notification.failed", "notification.success"}, "instanceID", 123.456, uint64(5)},
 				),
 			},
 			res: res{
@@ -1038,7 +1037,7 @@ func Test_query_events_mocked(t *testing.T) {
 					InstanceID("instanceID").
 					OrderDesc().
 					Limit(5).
-					PositionAtLeast(decimal.NewFromFloat(123.456)).
+					PositionAfter(123.456).
 					AddQuery().
 					AggregateTypes("notify").
 					EventTypes("notify.foo.bar").
@@ -1054,7 +1053,7 @@ func Test_query_events_mocked(t *testing.T) {
 					regexp.QuoteMeta(
 						`SELECT created_at, event_type, "sequence", "position", payload, creator, "owner", instance_id, aggregate_type, aggregate_id, revision FROM eventstore.events2 WHERE instance_id = $1 AND aggregate_type = $2 AND event_type = $3 AND "position" > $4 AND aggregate_id NOT IN (SELECT aggregate_id FROM eventstore.events2 WHERE aggregate_type = $5 AND event_type = ANY($6) AND instance_id = $7 AND "position" > $8) ORDER BY "position" DESC, in_tx_order DESC LIMIT $9`,
 					),
-					[]driver.Value{"instanceID", eventstore.AggregateType("notify"), eventstore.EventType("notify.foo.bar"), decimal.NewFromFloat(123.456), eventstore.AggregateType("notify"), []eventstore.EventType{"notification.failed", "notification.success"}, "instanceID", 123.456, uint64(5)},
+					[]driver.Value{"instanceID", eventstore.AggregateType("notify"), eventstore.EventType("notify.foo.bar"), 123.456, eventstore.AggregateType("notify"), []eventstore.EventType{"notification.failed", "notification.success"}, "instanceID", 123.456, uint64(5)},
 				),
 			},
 			res: res{
--- a/internal/eventstore/search_query.go
+++ b/internal/eventstore/search_query.go
@@ -5,8 +5,6 @@ import (
 	"database/sql"
 	"time"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/api/authz"
 	"github.com/zitadel/zitadel/internal/zerrors"
 )
@@ -28,7 +26,7 @@ type SearchQueryBuilder struct {
 	lockRows              bool
 	lockOption            LockOption
 	allowTimeTravel       bool
-	positionAtLeast       decimal.Decimal
+	positionAfter         float64
 	awaitOpenTransactions bool
 	creationDateAfter     time.Time
 	creationDateBefore    time.Time
@@ -83,8 +81,8 @@ func (b *SearchQueryBuilder) GetAllowTimeTravel() bool {
 	return b.allowTimeTravel
 }

-func (b SearchQueryBuilder) GetPositionAtLeast() decimal.Decimal {
-	return b.positionAtLeast
+func (b SearchQueryBuilder) GetPositionAfter() float64 {
+	return b.positionAfter
 }

 func (b SearchQueryBuilder) GetAwaitOpenTransactions() bool {
@@ -120,7 +118,7 @@ type SearchQuery struct {
 	aggregateIDs   []string
 	eventTypes     []EventType
 	eventData      map[string]interface{}
-	positionAfter  decimal.Decimal
+	positionAfter  float64
 }

 func (q SearchQuery) GetAggregateTypes() []AggregateType {
@@ -139,7 +137,7 @@ func (q SearchQuery) GetEventData() map[string]interface{} {
 	return q.eventData
 }

-func (q SearchQuery) GetPositionAfter() decimal.Decimal {
+func (q SearchQuery) GetPositionAfter() float64 {
 	return q.positionAfter
 }

@@ -163,8 +161,8 @@ type Columns int8
 const (
 	//ColumnsEvent represents all fields of an event
 	ColumnsEvent = iota + 1
-	// ColumnsMaxPosition represents the latest sequence of the filtered events
-	ColumnsMaxPosition
+	// ColumnsMaxSequence represents the latest sequence of the filtered events
+	ColumnsMaxSequence
 	// ColumnsInstanceIDs represents the instance ids of the filtered events
 	ColumnsInstanceIDs

@@ -298,9 +296,9 @@ func (builder *SearchQueryBuilder) AllowTimeTravel() *SearchQueryBuilder {
 	return builder
 }

-// PositionAtLeast filters for events which happened after the specified time
-func (builder *SearchQueryBuilder) PositionAtLeast(position decimal.Decimal) *SearchQueryBuilder {
-	builder.positionAtLeast = position
+// PositionAfter filters for events which happened after the specified time
+func (builder *SearchQueryBuilder) PositionAfter(position float64) *SearchQueryBuilder {
+	builder.positionAfter = position
 	return builder
 }

@@ -407,7 +405,7 @@ func (query *SearchQuery) EventData(data map[string]interface{}) *SearchQuery {
 	return query
 }

-func (query *SearchQuery) PositionAfter(position decimal.Decimal) *SearchQuery {
+func (query *SearchQuery) PositionAfter(position float64) *SearchQuery {
 	query.positionAfter = position
 	return query
 }
--- a/internal/eventstore/search_query_test.go
+++ b/internal/eventstore/search_query_test.go
@@ -116,10 +116,10 @@ func TestSearchQuerybuilderSetters(t *testing.T) {
 		{
 			name: "set columns",
 			args: args{
-				setters: []func(*SearchQueryBuilder) *SearchQueryBuilder{testSetColumns(ColumnsMaxPosition)},
+				setters: []func(*SearchQueryBuilder) *SearchQueryBuilder{testSetColumns(ColumnsMaxSequence)},
 			},
 			res: &SearchQueryBuilder{
-				columns: ColumnsMaxPosition,
+				columns: ColumnsMaxSequence,
 			},
 		},
 		{
--- a/internal/eventstore/v1/models/event.go
+++ b/internal/eventstore/v1/models/event.go
@@ -5,8 +5,6 @@ import (
 	"reflect"
 	"time"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/eventstore"
 	"github.com/zitadel/zitadel/internal/zerrors"
 )
@@ -22,7 +20,7 @@ var _ eventstore.Event = (*Event)(nil)
 type Event struct {
 	ID               string
 	Seq              uint64
-	Pos              decimal.Decimal
+	Pos              float64
 	CreationDate     time.Time
 	Typ              eventstore.EventType
 	PreviousSequence uint64
@@ -82,7 +80,7 @@ func (e *Event) Sequence() uint64 {
 }

 // Position implements [eventstore.Event]
-func (e *Event) Position() decimal.Decimal {
+func (e *Event) Position() float64 {
 	return e.Pos
 }

--- a/internal/eventstore/v3/event.go
+++ b/internal/eventstore/v3/event.go
@@ -6,7 +6,6 @@ import (
 	"strconv"
 	"time"

-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"

 	"github.com/zitadel/zitadel/internal/api/authz"
@@ -43,7 +42,7 @@ type event struct {
 	command   *command
 	createdAt time.Time
 	sequence  uint64
-	position  decimal.Decimal
+	position  float64
 }

 // TODO: remove on v3
@@ -153,8 +152,8 @@ func (e *event) Sequence() uint64 {
 	return e.sequence
 }

-// Position implements [eventstore.Event]
-func (e *event) Position() decimal.Decimal {
+// Sequence implements [eventstore.Event]
+func (e *event) Position() float64 {
 	return e.position
 }

--- a/internal/execution/execution_test.go
+++ b/internal/execution/execution_test.go
@@ -61,7 +61,7 @@ func Test_Call(t *testing.T) {
 			args{
 				ctx:        context.Background(),
 				timeout:    time.Second,
-				sleep:      2 * time.Second,
+				sleep:      time.Second,
 				method:     http.MethodPost,
 				body:       []byte("{\"request\": \"values\"}"),
 				respBody:   []byte("{\"response\": \"values\"}"),
--- a/internal/notification/projections.go
+++ b/internal/notification/projections.go
@@ -67,26 +67,6 @@ func Start(ctx context.Context) {
 	worker.Start(ctx)
 }

-func SetCurrentState(ctx context.Context, es *eventstore.Eventstore) error {
-	if len(projections) == 0 {
-		return nil
-	}
-	position, err := es.LatestPosition(ctx, eventstore.NewSearchQueryBuilder(eventstore.ColumnsMaxPosition).InstanceID(authz.GetInstance(ctx).InstanceID()).OrderDesc().Limit(1))
-	if err != nil {
-		return err
-	}
-
-	for i, projection := range projections {
-		logging.WithFields("name", projection.ProjectionName(), "instance", authz.GetInstance(ctx).InstanceID(), "index", fmt.Sprintf("%d/%d", i, len(projections))).Info("set current state of notification projection")
-		_, err = projection.Trigger(ctx, handler.WithMinPosition(position))
-		if err != nil {
-			return err
-		}
-		logging.WithFields("name", projection.ProjectionName(), "instance", authz.GetInstance(ctx).InstanceID(), "index", fmt.Sprintf("%d/%d", i, len(projections))).Info("current state of notification projection set")
-	}
-	return nil
-}
-
 func ProjectInstance(ctx context.Context) error {
 	for i, projection := range projections {
 		logging.WithFields("name", projection.ProjectionName(), "instance", authz.GetInstance(ctx).InstanceID(), "index", fmt.Sprintf("%d/%d", i, len(projections))).Info("starting notification projection")
--- a/internal/query/access_token.go
+++ b/internal/query/access_token.go
@@ -5,7 +5,6 @@ import (
 	"strings"
 	"time"

-	"github.com/shopspring/decimal"
 	"golang.org/x/text/language"

 	"github.com/zitadel/zitadel/internal/domain"
@@ -141,7 +140,7 @@ func (q *Queries) accessTokenByOIDCSessionAndTokenID(ctx context.Context, oidcSe

 // checkSessionNotTerminatedAfter checks if a [session.TerminateType] event (or user events leading to a session termination)
 // occurred after a certain time and will return an error if so.
-func (q *Queries) checkSessionNotTerminatedAfter(ctx context.Context, sessionID, userID string, position decimal.Decimal, fingerprintID string) (err error) {
+func (q *Queries) checkSessionNotTerminatedAfter(ctx context.Context, sessionID, userID string, position float64, fingerprintID string) (err error) {
 	ctx, span := tracing.NewSpan(ctx)
 	defer func() { span.EndWithError(err) }()

@@ -166,7 +165,7 @@ func (q *Queries) checkSessionNotTerminatedAfter(ctx context.Context, sessionID,
 }

 type sessionTerminatedModel struct {
-	position      decimal.Decimal
+	position      float64
 	sessionID     string
 	userID        string
 	fingerPrintID string
--- a/internal/query/current_state.go
+++ b/internal/query/current_state.go
@@ -10,7 +10,6 @@ import (
 	"time"

 	sq "github.com/Masterminds/squirrel"
-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"

 	"github.com/zitadel/zitadel/internal/api/call"
@@ -27,7 +26,7 @@ type Stateful interface {
 type State struct {
 	LastRun time.Time

-	Position       decimal.Decimal
+	Position       float64
 	EventCreatedAt time.Time
 	AggregateID    string
 	AggregateType  eventstore.AggregateType
@@ -222,7 +221,7 @@ func prepareLatestState(ctx context.Context, db prepareDatabase) (sq.SelectBuild
 			var (
 				creationDate sql.NullTime
 				lastUpdated  sql.NullTime
-				position     decimal.NullDecimal
+				position     sql.NullFloat64
 			)
 			err := row.Scan(
 				&creationDate,
@@ -235,7 +234,7 @@ func prepareLatestState(ctx context.Context, db prepareDatabase) (sq.SelectBuild
 			return &State{
 				EventCreatedAt: creationDate.Time,
 				LastRun:        lastUpdated.Time,
-				Position:       position.Decimal,
+				Position:       position.Float64,
 			}, nil
 		}
 }
@@ -260,7 +259,7 @@ func prepareCurrentStateQuery(ctx context.Context, db prepareDatabase) (sq.Selec
 				var (
 					lastRun         sql.NullTime
 					eventDate       sql.NullTime
-					currentPosition decimal.NullDecimal
+					currentPosition sql.NullFloat64
 					aggregateType   sql.NullString
 					aggregateID     sql.NullString
 					sequence        sql.NullInt64
@@ -281,7 +280,7 @@ func prepareCurrentStateQuery(ctx context.Context, db prepareDatabase) (sq.Selec
 				}
 				currentState.State.EventCreatedAt = eventDate.Time
 				currentState.State.LastRun = lastRun.Time
-				currentState.Position = currentPosition.Decimal
+				currentState.Position = currentPosition.Float64
 				currentState.AggregateType = eventstore.AggregateType(aggregateType.String)
 				currentState.AggregateID = aggregateID.String
 				currentState.Sequence = uint64(sequence.Int64)
--- a/internal/query/current_state_test.go
+++ b/internal/query/current_state_test.go
@@ -7,8 +7,6 @@ import (
 	"fmt"
 	"regexp"
 	"testing"
-
-	"github.com/shopspring/decimal"
 )

 var (
@@ -89,7 +87,7 @@ func Test_CurrentSequencesPrepares(t *testing.T) {
 						State: State{
 							EventCreatedAt: testNow,
 							LastRun:        testNow,
-							Position:       decimal.NewFromInt(20211108),
+							Position:       20211108,
 							AggregateID:    "agg-id",
 							AggregateType:  "agg-type",
 							Sequence:       20211108,
@@ -136,7 +134,7 @@ func Test_CurrentSequencesPrepares(t *testing.T) {
 						ProjectionName: "projection-name",
 						State: State{
 							EventCreatedAt: testNow,
-							Position:       decimal.NewFromInt(20211108),
+							Position:       20211108,
 							LastRun:        testNow,
 							AggregateID:    "agg-id",
 							AggregateType:  "agg-type",
@@ -147,7 +145,7 @@ func Test_CurrentSequencesPrepares(t *testing.T) {
 						ProjectionName: "projection-name2",
 						State: State{
 							EventCreatedAt: testNow,
-							Position:       decimal.NewFromInt(20211108),
+							Position:       20211108,
 							LastRun:        testNow,
 							AggregateID:    "agg-id",
 							AggregateType:  "agg-type",
--- a/internal/query/user_grant.go
+++ b/internal/query/user_grant.go
@@ -281,7 +281,7 @@ func (q *Queries) UserGrants(ctx context.Context, queries *UserGrantsQueries, sh
 		return nil, zerrors.ThrowInternal(err, "QUERY-wXnQR", "Errors.Query.SQLStatement")
 	}

-	latestState, err := q.latestState(ctx, userGrantTable)
+	latestSequence, err := q.latestState(ctx, userGrantTable)
 	if err != nil {
 		return nil, err
 	}
@@ -294,7 +294,7 @@ func (q *Queries) UserGrants(ctx context.Context, queries *UserGrantsQueries, sh
 		return nil, err
 	}

-	grants.State = latestState
+	grants.State = latestSequence
 	return grants, nil
 }

--- a/internal/query/user_membership.go
+++ b/internal/query/user_membership.go
@@ -144,7 +144,7 @@ func (q *Queries) Memberships(ctx context.Context, queries *MembershipSearchQuer
 	if err != nil {
 		return nil, zerrors.ThrowInvalidArgument(err, "QUERY-T84X9", "Errors.Query.InvalidRequest")
 	}
-	latestState, err := q.latestState(ctx, orgMemberTable, instanceMemberTable, projectMemberTable, projectGrantMemberTable)
+	latestSequence, err := q.latestState(ctx, orgMemberTable, instanceMemberTable, projectMemberTable, projectGrantMemberTable)
 	if err != nil {
 		return nil, err
 	}
@@ -157,7 +157,7 @@ func (q *Queries) Memberships(ctx context.Context, queries *MembershipSearchQuer
 	if err != nil {
 		return nil, err
 	}
-	memberships.State = latestState
+	memberships.State = latestSequence
 	return memberships, nil
 }

--- a/internal/v2/database/number_filter.go
+++ b/internal/v2/database/number_filter.go
@@ -3,7 +3,6 @@ package database
 import (
 	"time"

-	"github.com/shopspring/decimal"
 	"github.com/zitadel/logging"
 	"golang.org/x/exp/constraints"
 )
@@ -95,7 +94,7 @@ func (c numberCompare) String() string {
 }

 type number interface {
-	constraints.Integer | constraints.Float | time.Time | decimal.Decimal
+	constraints.Integer | constraints.Float | time.Time
 	// TODO: condition must know if it's args are named parameters or not
 	// constraints.Integer | constraints.Float | time.Time | placeholder
 }
--- a/internal/v2/eventstore/event_store.go
+++ b/internal/v2/eventstore/event_store.go
@@ -2,8 +2,6 @@ package eventstore

 import (
 	"context"
-
-	"github.com/shopspring/decimal"
 )

 func NewEventstore(querier Querier, pusher Pusher) *EventStore {
@@ -32,12 +30,12 @@ type healthier interface {
 }

 type GlobalPosition struct {
-	Position        decimal.Decimal
+	Position        float64
 	InPositionOrder uint32
 }

 func (gp GlobalPosition) IsLess(other GlobalPosition) bool {
-	return gp.Position.LessThan(other.Position) || (gp.Position.Equal(other.Position) && gp.InPositionOrder < other.InPositionOrder)
+	return gp.Position < other.Position || (gp.Position == other.Position && gp.InPositionOrder < other.InPositionOrder)
 }

 type Reducer interface {
--- a/internal/v2/eventstore/postgres/push_test.go
+++ b/internal/v2/eventstore/postgres/push_test.go
@@ -8,8 +8,6 @@ import (
 	"testing"
 	"time"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/v2/database/mock"
 	"github.com/zitadel/zitadel/internal/v2/eventstore"
 	"github.com/zitadel/zitadel/internal/zerrors"
@@ -820,7 +818,7 @@ func Test_push(t *testing.T) {
 							[][]driver.Value{
 								{
 									time.Now(),
-									decimal.NewFromFloat(123).String(),
+									float64(123),
 								},
 							},
 						),
@@ -901,11 +899,11 @@ func Test_push(t *testing.T) {
 							[][]driver.Value{
 								{
 									time.Now(),
-									decimal.NewFromFloat(123).String(),
+									float64(123),
 								},
 								{
 									time.Now(),
-									decimal.NewFromFloat(123.1).String(),
+									float64(123.1),
 								},
 							},
 						),
@@ -986,11 +984,11 @@ func Test_push(t *testing.T) {
 							[][]driver.Value{
 								{
 									time.Now(),
-									decimal.NewFromFloat(123).String(),
+									float64(123),
 								},
 								{
 									time.Now(),
-									decimal.NewFromFloat(123.1).String(),
+									float64(123.1),
 								},
 							},
 						),
@@ -1046,7 +1044,7 @@ func Test_push(t *testing.T) {
 							[][]driver.Value{
 								{
 									time.Now(),
-									decimal.NewFromFloat(123).String(),
+									float64(123),
 								},
 							},
 						),
@@ -1101,7 +1099,7 @@ func Test_push(t *testing.T) {
 							[][]driver.Value{
 								{
 									time.Now(),
-									decimal.NewFromFloat(123).String(),
+									float64(123),
 								},
 							},
 						),
@@ -1183,11 +1181,11 @@ func Test_push(t *testing.T) {
 							[][]driver.Value{
 								{
 									time.Now(),
-									decimal.NewFromFloat(123).String(),
+									float64(123),
 								},
 								{
 									time.Now(),
-									decimal.NewFromFloat(123.1).String(),
+									float64(123.1),
 								},
 							},
 						),
@@ -1274,11 +1272,11 @@ func Test_push(t *testing.T) {
 							[][]driver.Value{
 								{
 									time.Now(),
-									decimal.NewFromFloat(123).String(),
+									float64(123),
 								},
 								{
 									time.Now(),
-									decimal.NewFromFloat(123.1).String(),
+									float64(123.1),
 								},
 							},
 						),
--- a/internal/v2/eventstore/postgres/query_test.go
+++ b/internal/v2/eventstore/postgres/query_test.go
@@ -8,8 +8,6 @@ import (
 	"testing"
 	"time"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/v2/database"
 	"github.com/zitadel/zitadel/internal/v2/database/mock"
 	"github.com/zitadel/zitadel/internal/v2/eventstore"
@@ -543,13 +541,13 @@ func Test_writeFilter(t *testing.T) {
 			args: args{
 				filter: eventstore.NewFilter(
 					eventstore.FilterPagination(
-						eventstore.PositionGreater(decimal.NewFromFloat(123.4), 0),
+						eventstore.PositionGreater(123.4, 0),
 					),
 				),
 			},
 			want: wantQuery{
 				query: " WHERE instance_id = $1 AND position > $2 ORDER BY position, in_tx_order",
-				args:  []any{"i1", decimal.NewFromFloat(123.4)},
+				args:  []any{"i1", 123.4},
 			},
 		},
 		{
@@ -557,18 +555,18 @@ func Test_writeFilter(t *testing.T) {
 			args: args{
 				filter: eventstore.NewFilter(
 					eventstore.FilterPagination(
-						// 	eventstore.PositionGreater(decimal.NewFromFloat(123.4), 0),
+						// 	eventstore.PositionGreater(123.4, 0),
 						// 	eventstore.PositionLess(125.4, 10),
 						eventstore.PositionBetween(
-							&eventstore.GlobalPosition{Position: decimal.NewFromFloat(123.4)},
-							&eventstore.GlobalPosition{Position: decimal.NewFromFloat(125.4), InPositionOrder: 10},
+							&eventstore.GlobalPosition{Position: 123.4},
+							&eventstore.GlobalPosition{Position: 125.4, InPositionOrder: 10},
 						),
 					),
 				),
 			},
 			want: wantQuery{
 				query: " WHERE instance_id = $1 AND ((position = $2 AND in_tx_order < $3) OR position < $4) AND position > $5 ORDER BY position, in_tx_order",
-				args:  []any{"i1", decimal.NewFromFloat(125.4), uint32(10), decimal.NewFromFloat(125.4), decimal.NewFromFloat(123.4)},
+				args:  []any{"i1", 125.4, uint32(10), 125.4, 123.4},
 				// TODO: (adlerhurst) would require some refactoring to reuse existing args
 				// query: " WHERE instance_id = $1 AND position > $2 AND ((position = $3 AND in_tx_order < $4) OR position < $3) ORDER BY position, in_tx_order",
 				// args:  []any{"i1", 123.4, 125.4, uint32(10)},
@@ -579,13 +577,13 @@ func Test_writeFilter(t *testing.T) {
 			args: args{
 				filter: eventstore.NewFilter(
 					eventstore.FilterPagination(
-						eventstore.PositionGreater(decimal.NewFromFloat(123.4), 12),
+						eventstore.PositionGreater(123.4, 12),
 					),
 				),
 			},
 			want: wantQuery{
 				query: " WHERE instance_id = $1 AND ((position = $2 AND in_tx_order > $3) OR position > $4) ORDER BY position, in_tx_order",
-				args:  []any{"i1", decimal.NewFromFloat(123.4), uint32(12), decimal.NewFromFloat(123.4)},
+				args:  []any{"i1", 123.4, uint32(12), 123.4},
 			},
 		},
 		{
@@ -595,13 +593,13 @@ func Test_writeFilter(t *testing.T) {
 					eventstore.FilterPagination(
 						eventstore.Limit(10),
 						eventstore.Offset(3),
-						eventstore.PositionGreater(decimal.NewFromFloat(123.4), 12),
+						eventstore.PositionGreater(123.4, 12),
 					),
 				),
 			},
 			want: wantQuery{
 				query: " WHERE instance_id = $1 AND ((position = $2 AND in_tx_order > $3) OR position > $4) ORDER BY position, in_tx_order LIMIT $5 OFFSET $6",
-				args:  []any{"i1", decimal.NewFromFloat(123.4), uint32(12), decimal.NewFromFloat(123.4), uint32(10), uint32(3)},
+				args:  []any{"i1", 123.4, uint32(12), 123.4, uint32(10), uint32(3)},
 			},
 		},
 		{
@@ -611,14 +609,14 @@ func Test_writeFilter(t *testing.T) {
 					eventstore.FilterPagination(
 						eventstore.Limit(10),
 						eventstore.Offset(3),
-						eventstore.PositionGreater(decimal.NewFromFloat(123.4), 12),
+						eventstore.PositionGreater(123.4, 12),
 					),
 					eventstore.AppendAggregateFilter("user"),
 				),
 			},
 			want: wantQuery{
 				query: " WHERE instance_id = $1 AND aggregate_type = $2 AND ((position = $3 AND in_tx_order > $4) OR position > $5) ORDER BY position, in_tx_order LIMIT $6 OFFSET $7",
-				args:  []any{"i1", "user", decimal.NewFromFloat(123.4), uint32(12), decimal.NewFromFloat(123.4), uint32(10), uint32(3)},
+				args:  []any{"i1", "user", 123.4, uint32(12), 123.4, uint32(10), uint32(3)},
 			},
 		},
 		{
@@ -628,7 +626,7 @@ func Test_writeFilter(t *testing.T) {
 					eventstore.FilterPagination(
 						eventstore.Limit(10),
 						eventstore.Offset(3),
-						eventstore.PositionGreater(decimal.NewFromFloat(123.4), 12),
+						eventstore.PositionGreater(123.4, 12),
 					),
 					eventstore.AppendAggregateFilter("user"),
 					eventstore.AppendAggregateFilter(
@@ -639,7 +637,7 @@ func Test_writeFilter(t *testing.T) {
 			},
 			want: wantQuery{
 				query: " WHERE instance_id = $1 AND (aggregate_type = $2 OR (aggregate_type = $3 AND aggregate_id = $4)) AND ((position = $5 AND in_tx_order > $6) OR position > $7) ORDER BY position, in_tx_order LIMIT $8 OFFSET $9",
-				args:  []any{"i1", "user", "org", "o1", decimal.NewFromFloat(123.4), uint32(12), decimal.NewFromFloat(123.4), uint32(10), uint32(3)},
+				args:  []any{"i1", "user", "org", "o1", 123.4, uint32(12), 123.4, uint32(10), uint32(3)},
 			},
 		},
 	}
@@ -958,7 +956,7 @@ func Test_writeQueryUse_examples(t *testing.T) {
 							),
 							eventstore.FilterPagination(
 								// used because we need to check for first login and an app which is not console
-								eventstore.PositionGreater(decimal.NewFromInt(12), 4),
+								eventstore.PositionGreater(12, 4),
 							),
 						),
 						eventstore.NewFilter(
@@ -1067,9 +1065,9 @@ func Test_writeQueryUse_examples(t *testing.T) {
 					"instance",
 					"user",
 					"user.token.added",
-					decimal.NewFromInt(12),
+					float64(12),
 					uint32(4),
-					decimal.NewFromInt(12),
+					float64(12),
 					"instance",
 					"instance",
 					[]string{"instance.idp.config.added", "instance.idp.oauth.added", "instance.idp.oidc.added", "instance.idp.jwt.added", "instance.idp.azure.added", "instance.idp.github.added", "instance.idp.github.enterprise.added", "instance.idp.gitlab.added", "instance.idp.gitlab.selfhosted.added", "instance.idp.google.added", "instance.idp.ldap.added", "instance.idp.config.apple.added", "instance.idp.saml.added"},
@@ -1203,7 +1201,7 @@ func Test_executeQuery(t *testing.T) {
 						time.Now(),
 						"event.type",
 						uint32(23),
-						decimal.NewFromInt(123).String(),
+						float64(123),
 						uint32(0),
 						nil,
 						"gigi",
@@ -1237,7 +1235,7 @@ func Test_executeQuery(t *testing.T) {
 						time.Now(),
 						"event.type",
 						uint32(23),
-						decimal.NewFromInt(123).String(),
+						float64(123),
 						uint32(0),
 						[]byte(`{"name": "gigi"}`),
 						"gigi",
@@ -1271,7 +1269,7 @@ func Test_executeQuery(t *testing.T) {
 						time.Now(),
 						"event.type",
 						uint32(23),
-						decimal.NewFromInt(123).String(),
+						float64(123),
 						uint32(0),
 						nil,
 						"gigi",
@@ -1285,7 +1283,7 @@ func Test_executeQuery(t *testing.T) {
 						time.Now(),
 						"event.type",
 						uint32(24),
-						decimal.NewFromInt(124).String(),
+						float64(124),
 						uint32(0),
 						[]byte(`{"name": "gigi"}`),
 						"gigi",
@@ -1319,7 +1317,7 @@ func Test_executeQuery(t *testing.T) {
 						time.Now(),
 						"event.type",
 						uint32(23),
-						decimal.NewFromInt(123).String(),
+						float64(123),
 						uint32(0),
 						nil,
 						"gigi",
@@ -1333,7 +1331,7 @@ func Test_executeQuery(t *testing.T) {
 						time.Now(),
 						"event.type",
 						uint32(24),
-						decimal.NewFromInt(124).String(),
+						float64(124),
 						uint32(0),
 						[]byte(`{"name": "gigi"}`),
 						"gigi",
--- a/internal/v2/eventstore/query.go
+++ b/internal/v2/eventstore/query.go
@@ -7,8 +7,6 @@ import (
 	"slices"
 	"time"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/v2/database"
 )

@@ -725,7 +723,7 @@ func (pc *PositionCondition) Min() *GlobalPosition {
 // PositionGreater prepares the condition as follows
 // if inPositionOrder is set: position = AND in_tx_order > OR or position >
 // if inPositionOrder is NOT set: position >
-func PositionGreater(position decimal.Decimal, inPositionOrder uint32) paginationOpt {
+func PositionGreater(position float64, inPositionOrder uint32) paginationOpt {
 	return func(p *Pagination) {
 		p.ensurePosition()
 		p.position.min = &GlobalPosition{
@@ -745,7 +743,7 @@ func GlobalPositionGreater(position *GlobalPosition) paginationOpt {
 // PositionLess prepares the condition as follows
 // if inPositionOrder is set: position = AND in_tx_order > OR or position >
 // if inPositionOrder is NOT set: position >
-func PositionLess(position decimal.Decimal, inPositionOrder uint32) paginationOpt {
+func PositionLess(position float64, inPositionOrder uint32) paginationOpt {
 	return func(p *Pagination) {
 		p.ensurePosition()
 		p.position.max = &GlobalPosition{
--- a/internal/v2/eventstore/query_test.go
+++ b/internal/v2/eventstore/query_test.go
@@ -6,8 +6,6 @@ import (
 	"testing"
 	"time"

-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/v2/database"
 )

@@ -76,13 +74,13 @@ func TestPaginationOpt(t *testing.T) {
 			name: "global position greater",
 			args: args{
 				opts: []paginationOpt{
-					GlobalPositionGreater(&GlobalPosition{Position: decimal.NewFromInt(10)}),
+					GlobalPositionGreater(&GlobalPosition{Position: 10}),
 				},
 			},
 			want: &Pagination{
 				position: &PositionCondition{
 					min: &GlobalPosition{
-						Position:        decimal.NewFromInt(10),
+						Position:        10,
 						InPositionOrder: 0,
 					},
 				},
@@ -92,13 +90,13 @@ func TestPaginationOpt(t *testing.T) {
 			name: "position greater",
 			args: args{
 				opts: []paginationOpt{
-					PositionGreater(decimal.NewFromInt(10), 0),
+					PositionGreater(10, 0),
 				},
 			},
 			want: &Pagination{
 				position: &PositionCondition{
 					min: &GlobalPosition{
-						Position:        decimal.NewFromInt(10),
+						Position:        10,
 						InPositionOrder: 0,
 					},
 				},
@@ -109,13 +107,13 @@ func TestPaginationOpt(t *testing.T) {
 			name: "position less",
 			args: args{
 				opts: []paginationOpt{
-					PositionLess(decimal.NewFromInt(10), 12),
+					PositionLess(10, 12),
 				},
 			},
 			want: &Pagination{
 				position: &PositionCondition{
 					max: &GlobalPosition{
-						Position:        decimal.NewFromInt(10),
+						Position:        10,
 						InPositionOrder: 12,
 					},
 				},
@@ -125,13 +123,13 @@ func TestPaginationOpt(t *testing.T) {
 			name: "global position less",
 			args: args{
 				opts: []paginationOpt{
-					GlobalPositionLess(&GlobalPosition{Position: decimal.NewFromInt(12), InPositionOrder: 24}),
+					GlobalPositionLess(&GlobalPosition{Position: 12, InPositionOrder: 24}),
 				},
 			},
 			want: &Pagination{
 				position: &PositionCondition{
 					max: &GlobalPosition{
-						Position:        decimal.NewFromInt(12),
+						Position:        12,
 						InPositionOrder: 24,
 					},
 				},
@@ -142,19 +140,19 @@ func TestPaginationOpt(t *testing.T) {
 			args: args{
 				opts: []paginationOpt{
 					PositionBetween(
-						&GlobalPosition{decimal.NewFromInt(10), 12},
-						&GlobalPosition{decimal.NewFromInt(20), 0},
+						&GlobalPosition{10, 12},
+						&GlobalPosition{20, 0},
 					),
 				},
 			},
 			want: &Pagination{
 				position: &PositionCondition{
 					min: &GlobalPosition{
-						Position:        decimal.NewFromInt(10),
+						Position:        10,
 						InPositionOrder: 12,
 					},
 					max: &GlobalPosition{
-						Position:        decimal.NewFromInt(20),
+						Position:        20,
 						InPositionOrder: 0,
 					},
 				},
--- a/internal/v2/readmodel/last_successful_mirror.go
+++ b/internal/v2/readmodel/last_successful_mirror.go
@@ -1,8 +1,6 @@
 package readmodel

 import (
-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/v2/eventstore"
 	"github.com/zitadel/zitadel/internal/v2/system"
 	"github.com/zitadel/zitadel/internal/v2/system/mirror"
@@ -10,7 +8,7 @@ import (

 type LastSuccessfulMirror struct {
 	ID       string
-	Position decimal.Decimal
+	Position float64
 	source   string
 }

@@ -55,7 +53,7 @@ func (h *LastSuccessfulMirror) Reduce(events ...*eventstore.StorageEvent) (err e

 func (h *LastSuccessfulMirror) reduceSucceeded(event *eventstore.StorageEvent) error {
 	// if position is set we skip all older events
-	if h.Position.GreaterThan(decimal.NewFromInt(0)) {
+	if h.Position > 0 {
 		return nil

 	}
--- a/internal/v2/system/mirror/succeeded.go
+++ b/internal/v2/system/mirror/succeeded.go
@@ -1,8 +1,6 @@
 package mirror

 import (
-	"github.com/shopspring/decimal"
-
 	"github.com/zitadel/zitadel/internal/v2/eventstore"
 	"github.com/zitadel/zitadel/internal/zerrors"
 )
@@ -11,7 +9,7 @@ type succeededPayload struct {
 	// Source is the name of the database data are mirrored from
 	Source string `json:"source"`
 	// Position until data will be mirrored
-	Position decimal.Decimal `json:"position"`
+	Position float64 `json:"position"`
 }

 const SucceededType = eventTypePrefix + "succeeded"
@@ -40,7 +38,7 @@ func SucceededEventFromStorage(event *eventstore.StorageEvent) (e *SucceededEven
 	}, nil
 }

-func NewSucceededCommand(source string, position decimal.Decimal) *eventstore.Command {
+func NewSucceededCommand(source string, position float64) *eventstore.Command {
 	return &eventstore.Command{
 		Action: eventstore.Action[any]{
 			Creator:  Creator,