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feat(storage): read only transactions (#6417)

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feat(storage): read only transactions for queries (#6415)

* fix: tests

* bastle wie en grosse

* fix(database): scan as callback

* fix tests

* fix merge failures

* remove as of system time

* refactor: remove unused test

* refacotr: remove unused lines
This commit is contained in:
Silvan
2023-08-22 14:49:02 +02:00
committed by GitHub
parent 7442492b8a
commit 22af4dcd97
128 changed files with 1355 additions and 897 deletions
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25
internal/eventstore/repository/sql/crdb.go
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@@ -161,13 +161,18 @@ func (db *CRDB) Push(ctx context.Context, events []*repository.Event, uniqueCons
var instanceRegexp = regexp.MustCompile(`eventstore\.i_[0-9a-zA-Z]{1,}_seq`)
func (db *CRDB) CreateInstance(ctx context.Context, instanceID string) error {
row := db.QueryRowContext(ctx, "SELECT CONCAT('eventstore.i_', $1::TEXT, '_seq')", instanceID)
if row.Err() != nil {
return caos_errs.ThrowInvalidArgument(row.Err(), "SQL-7gtFA", "Errors.InvalidArgument")
}
var sequenceName string
if err := row.Scan(&sequenceName); err != nil || !instanceRegexp.MatchString(sequenceName) {
return caos_errs.ThrowInvalidArgument(err, "SQL-7gtFA", "Errors.InvalidArgument")
err := db.QueryRowContext(ctx,
func(row *sql.Row) error {
if err := row.Scan(&sequenceName); err != nil || !instanceRegexp.MatchString(sequenceName) {
return caos_errs.ThrowInvalidArgument(err, "SQL-7gtFA", "Errors.InvalidArgument")
}
return nil
},
"SELECT CONCAT('eventstore.i_', $1::TEXT, '_seq')", instanceID,
)
if err != nil {
return err
}
if _, err := db.ExecContext(ctx, "CREATE SEQUENCE "+sequenceName); err != nil {
@@ -220,9 +225,9 @@ func (db *CRDB) handleUniqueConstraints(ctx context.Context, tx *sql.Tx, uniqueC
}
// Filter returns all events matching the given search query
func (db *CRDB) Filter(ctx context.Context, searchQuery *repository.SearchQuery) (events []*repository.Event, err error) {
func (crdb *CRDB) Filter(ctx context.Context, searchQuery *repository.SearchQuery) (events []*repository.Event, err error) {
events = []*repository.Event{}
err = query(ctx, db, searchQuery, &events)
err = query(ctx, crdb, searchQuery, &events)
if err != nil {
return nil, err
}
@@ -250,8 +255,8 @@ func (db *CRDB) InstanceIDs(ctx context.Context, searchQuery *repository.SearchQ
return ids, nil
}
func (db *CRDB) db() *sql.DB {
return db.DB.DB
func (db *CRDB) db() *database.DB {
return db.DB
}
func (db *CRDB) orderByEventSequence(desc bool) string {