postgres

package

v1.20.0 Latest Latest Go to latest Published: Apr 16, 2024 License: Apache-2.0 Imports: 14 Imported by: 0

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Repository

github.com/treeverse/lakefs

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
type Driver
- func (d *Driver) Open(ctx context.Context, kvParams kvparams.Config) (kv.Store, error)
type EntriesIterator
type Params
type Store

Constants ¶

View Source

const (
	DriverName = "postgres"

	DefaultTableName = "kv"

	// DefaultPartitions Changing the below value means repartitioning and probably a migration.
	// Change it only if you really know what you're doing.
	DefaultPartitions   = 100
	DefaultScanPageSize = 1000
)

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Driver ¶

type Driver struct{}

func (*Driver) Open ¶

func (d *Driver) Open(ctx context.Context, kvParams kvparams.Config) (kv.Store, error)

type EntriesIterator ¶

type EntriesIterator struct {
	// contains filtered or unexported fields
}

func (*EntriesIterator) Close ¶

func (e *EntriesIterator) Close()

func (*EntriesIterator) Entry ¶

func (e *EntriesIterator) Entry() *kv.Entry

func (*EntriesIterator) Err ¶

func (e *EntriesIterator) Err() error

Err return the last scan error or the cursor error

func (*EntriesIterator) Next ¶

func (e *EntriesIterator) Next() bool

Next reads the next key/value.

func (*EntriesIterator) SeekGE ¶ added in v0.106.0

func (e *EntriesIterator) SeekGE(key []byte)

type Params ¶

type Params struct {
	TableName          string
	SanitizedTableName string
	PartitionsAmount   int
	ScanPageSize       int
	Metrics            bool
}

type Store ¶

type Store struct {
	Pool           *pgxpool.Pool
	Params         *Params
	TableSanitized string
	// contains filtered or unexported fields
}

func (*Store) Close ¶

func (s *Store) Close()

func (*Store) Delete ¶

func (s *Store) Delete(ctx context.Context, partitionKey, key []byte) error

func (*Store) Get ¶

func (s *Store) Get(ctx context.Context, partitionKey, key []byte) (*kv.ValueWithPredicate, error)

func (*Store) Scan ¶

func (s *Store) Scan(ctx context.Context, partitionKey []byte, options kv.ScanOptions) (kv.EntriesIterator, error)

func (*Store) Set ¶

func (s *Store) Set(ctx context.Context, partitionKey, key, value []byte) error

func (*Store) SetIf ¶

func (s *Store) SetIf(ctx context.Context, partitionKey, key, value []byte, valuePredicate kv.Predicate) error

Source Files ¶

View all Source files

store.go

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