Method Unlock

postgres.go:31–36

Unlock implements the Locker interface to release the global lock after the migrations are run.

(ctx context.Context, tx Queryer, tableName string)

// Unlock implements the Locker interface to release the global lock after the
// migrations are run.
func (p postgresDialect) Unlock(ctx context.Context, tx Queryer, tableName string) error {
	lockID := p.advisoryLockID(tableName)
	query := fmt.Sprintf("SELECT pg_advisory_unlock(%s)", lockID)
	_, err := tx.ExecContext(ctx, query)
	return err
}

// CreateMigrationsTable implements the Dialect interface to create the
// table which tracks applied migrations. It only creates the table if it