db

package

v0.0.0-...-8fcfbba Latest Latest Go to latest Published: Jul 7, 2023 License: LGPL-3.0 Imports: 16 Imported by: 0

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Repository

github.com/meow-io/go-slick

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Open Source Insights

Documentation ¶

Overview ¶

This package defines a SQLCipher database. It provides some default setup options and provides an interface for running functions before and after a transaction.

Index ¶

Constants
func EAVExtractNameValues(in []byte) (map[uint32]*EAVValue, error)
func EAVPack(nameIdx uint32, ts uint64, null bool, val []byte) []byte
type CallbackFunc
type Database
- func NewDatabase(c *config.Config, cl clock.Clock, path string) (*Database, error)
type EAV
type EAVValue
type RunnerFunc

Constants ¶

View Source

const NullFlag = 1

Variables ¶

This section is empty.

Functions ¶

func EAVExtractNameValues ¶

func EAVExtractNameValues(in []byte) (map[uint32]*EAVValue, error)

func EAVPack ¶

func EAVPack(nameIdx uint32, ts uint64, null bool, val []byte) []byte

Types ¶

type CallbackFunc ¶

type CallbackFunc func(viewName string, phase int, groupID, id []byte) error

type Database ¶

type Database struct {
	Log        *zap.SugaredLogger
	Conn       *sqlx.DB
	Tx         *sqlx.Tx
	EAVHandler *EAV
	// contains filtered or unexported fields
}

func NewDatabase ¶

func NewDatabase(c *config.Config, cl clock.Clock, path string) (*Database, error)

func (*Database) AfterCommit ¶

func (db *Database) AfterCommit(f func())

func (*Database) BeforeCommit ¶

func (db *Database) BeforeCommit(f RunnerFunc)

func (*Database) DB ¶

func (db *Database) DB() *sql.DB

func (*Database) Initialize ¶

func (db *Database) Initialize(key []byte) error

func (*Database) Initialized ¶

func (db *Database) Initialized() bool

func (*Database) Lock ¶

func (db *Database) Lock(label string, runner RunnerFunc) error

func (*Database) Migrate ¶

func (db *Database) Migrate(name string, migrations []*migration.Migration) error

func (*Database) MigrateNoLock ¶

func (db *Database) MigrateNoLock(name string, migrations []*migration.Migration) error

func (*Database) Open ¶

func (db *Database) Open(key []byte) error

func (*Database) Run ¶

func (db *Database) Run(label string, runner RunnerFunc) error

func (*Database) RunReadOnly ¶

func (db *Database) RunReadOnly(label string, runner RunnerFunc) error

func (*Database) RunTx ¶

func (db *Database) RunTx(label string, txOptions *sql.TxOptions, runner RunnerFunc) error

func (*Database) Shutdown ¶

func (db *Database) Shutdown() error

func (*Database) Vacuum ¶

func (db *Database) Vacuum() error

type EAV ¶

type EAV struct {
	Clock clock.Clock
	// contains filtered or unexported fields
}

func (*EAV) MakeEmptyRecord ¶

func (eav *EAV) MakeEmptyRecord() []byte

func (*EAV) MakeRecord ¶

func (eav *EAV) MakeRecord(packed ...[]byte) ([]byte, error)

func (*EAV) SetCallback ¶

func (eav *EAV) SetCallback(r CallbackFunc)

type EAVValue ¶

type EAVValue struct {
	Time uint64
	Flag uint8
	Val  []byte
}

type RunnerFunc ¶

type RunnerFunc func() error

Source Files ¶

View all Source files

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