postgres

type DB interface {
	io.Closer
	driver.Pinger

	Exec(ctx context.Context, sql string, arguments ...any) (pgconn.CommandTag, error)
	Query(ctx context.Context, sql string, args ...any) (pgx.Rows, error)
	QueryRow(ctx context.Context, sql string, args ...any) pgx.Row
	SendBatch(ctx context.Context, b *pgx.Batch) pgx.BatchResults
	CopyFrom(ctx context.Context, tableName pgx.Identifier, columnNames []string, rowSrc pgx.CopyFromSource) (int64, error)

	Begin(ctx context.Context, f func(tx pgx.Tx) error) error
}

type Options func(*pgxpool.Config)