postgres

type Connection interface {
	Exec(ctx context.Context, sql string, arguments ...any) (pgconn.CommandTag, error)
	Query(ctx context.Context, sql string, args ...any) (pgx.Rows, error)
}

type Preparer interface {
	Prepare(ctx context.Context, name, sql string) (*pgconn.StatementDescription, error)
}

type Query[T any] struct {
	SQL      string
	StmtName string
	Args     []any
	Error    error
}

type Transaction interface {
	Connection
	Commit(ctx context.Context) error
	Rollback(ctx context.Context) error
}