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database

package module

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Versions in this module

v3

v3.0.2

May 16, 2024

v3.0.1

Jun 8, 2023

v3.0.0

Nov 20, 2021

Changes in this version

+ const ErrBlockExists

+ const ErrBlockNotFound

+ const ErrBlockRegionInvalid

+ const ErrBucketExists

+ const ErrBucketNameRequired

+ const ErrBucketNotFound

+ const ErrCorruption

+ const ErrDbAlreadyOpen

+ const ErrDbDoesNotExist

+ const ErrDbExists

+ const ErrDbNotOpen

+ const ErrDbTypeRegistered

+ const ErrDbUnknownType

+ const ErrDriverSpecific

+ const ErrIncompatibleValue

+ const ErrInvalid

+ const ErrKeyRequired

+ const ErrKeyTooLarge

+ const ErrTxClosed

+ const ErrTxNotWritable

+ const ErrValueNotFound

+ const ErrValueTooLarge

+ func RegisterDriver(driver Driver) error

+ func SupportedDrivers() []string

+ func UseLogger(logger slog.Logger)

+ type BlockRegion struct

+ Hash *chainhash.Hash

+ Len uint32

+ Offset uint32

+ type BlockSerializer interface

+ Bytes func() ([]byte, error)

+ Hash func() *chainhash.Hash

+ type Bucket interface

+ Bucket func(key []byte) Bucket

+ CreateBucket func(key []byte) (Bucket, error)

+ CreateBucketIfNotExists func(key []byte) (Bucket, error)

+ Cursor func() Cursor

+ Delete func(key []byte) error

+ DeleteBucket func(key []byte) error

+ ForEach func(func(k, v []byte) error) error

+ ForEachBucket func(func(k []byte) error) error

+ Get func(key []byte) []byte

+ Put func(key, value []byte) error

+ Writable func() bool

+ type Cursor interface

+ Bucket func() Bucket

+ Delete func() error

+ First func() bool

+ Key func() []byte

+ Last func() bool

+ Next func() bool

+ Prev func() bool

+ Seek func(seek []byte) bool

+ Value func() []byte

+ type DB interface

+ Begin func(writable bool) (Tx, error)

+ Close func() error

+ Flush func() error

+ Type func() string

+ Update func(fn func(tx Tx) error) error

+ View func(fn func(tx Tx) error) error

+ func Create(dbType string, args ...interface{}) (DB, error)

+ func Open(dbType string, args ...interface{}) (DB, error)

+ type Driver struct

+ Create func(args ...interface{}) (DB, error)

+ DbType string

+ Open func(args ...interface{}) (DB, error)

+ UseLogger func(logger slog.Logger)

+ type Error struct

+ Description string

+ Err error

+ RawErr error

+ func (e Error) Error() string

+ func (e Error) Unwrap() error

+ type ErrorKind string

+ func (e ErrorKind) Error() string

+ type Tx interface

+ Commit func() error

+ FetchBlock func(hash *chainhash.Hash) ([]byte, error)

+ FetchBlockHeader func(hash *chainhash.Hash) ([]byte, error)

+ FetchBlockHeaders func(hashes []chainhash.Hash) ([][]byte, error)

+ FetchBlockRegion func(region *BlockRegion) ([]byte, error)

+ FetchBlockRegions func(regions []BlockRegion) ([][]byte, error)

+ FetchBlocks func(hashes []chainhash.Hash) ([][]byte, error)

+ HasBlock func(hash *chainhash.Hash) (bool, error)

+ HasBlocks func(hashes []chainhash.Hash) ([]bool, error)

+ Metadata func() Bucket

+ Rollback func() error

+ StoreBlock func(block BlockSerializer) error

Other modules containing this package

github.com/decred/dcrd/database

github.com/decred/dcrd/database/v2