mysql

Documentation

Overview

Package mysql define mysql db operation

Index

• Constants
• func InitDb(user, password, host, port, dbName string, migrateLock bool) (*gorm.DB, error)
• func InitDbByDsn(dsn string, migrateLock bool) (*gorm.DB, error)
• type Locker
  • func NewDbLocker(db *gorm.DB, holder string, lease time.Duration) Locker

Constants

const DefaultLockLeaseAge = 10 * time.Second

DefaultLockLeaseAge define default db locker lease age

Functions

func InitDb

func InitDb(user, password, host, port, dbName string, migrateLock bool) (*gorm.DB, error)

InitDb Connect db server and create database if not exists then switch to this database, returns *gorm.DB, error

func InitDbByDsn

func InitDbByDsn(dsn string, migrateLock bool) (*gorm.DB, error)

InitDbByDsn Connect db server by dsn and returns *gorm.DB, error @param dsn @param migrateLock @return *gorm.DB @return error

Types

type Locker

type Locker interface {
	Lock()
	UnLock()
}

Locker db lock

func NewDbLocker

func NewDbLocker(db *gorm.DB, holder string, lease time.Duration) Locker

NewDbLocker new db locker