fix(storage): resolve deadlock occuring durring projection (#3671)

internal/eventstore/search_query.go

@@ -1,6 +1,8 @@
 package eventstore
 
 import (
+	"database/sql"
+
 	"github.com/zitadel/zitadel/internal/errors"
 	"github.com/zitadel/zitadel/internal/eventstore/repository"
 )
@@ -14,6 +16,7 @@ type SearchQueryBuilder struct {
 	resourceOwner string
 	instanceID    string
 	queries       []*SearchQuery
+	tx            *sql.Tx
 }
 
 type SearchQuery struct {
@@ -110,6 +113,12 @@ func (builder *SearchQueryBuilder) OrderAsc() *SearchQueryBuilder {
 	return builder
 }
 
+//SetTx ensures that the eventstore library uses the existing transaction
+func (builder *SearchQueryBuilder) SetTx(tx *sql.Tx) *SearchQueryBuilder {
+	builder.tx = tx
+	return builder
+}
+
 //AddQuery creates a new sub query.
 //All fields in the sub query are AND-connected in the storage request.
 //Multiple sub queries are OR-connected in the storage request.
@@ -240,6 +249,7 @@ func (builder *SearchQueryBuilder) build(instanceID string) (*repository.SearchQ
 		Limit:   builder.limit,
 		Desc:    builder.desc,
 		Filters: filters,
+		Tx:      builder.tx,
 	}, nil
 }