db_util

package

v0.0.1-beta.17 Latest Latest Go to latest Published: Dec 21, 2023 License: MIT Imports: 5 Imported by: 0

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Repository

github.com/ifeisier/go-utils

Documentation ¶

Index ¶

func CreateMysqlDB(config *MysqlConfig) (*sql.DB, error)
func DefaultMysqlDB() **sql.DB
func RefreshMysqlDB(oldDB **sql.DB, newBD *sql.DB) (err error)
type MysqlConfig

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func CreateMysqlDB ¶

func CreateMysqlDB(config *MysqlConfig) (*sql.DB, error)

CreateMysqlDB 创建 MySQL 的数据库连接

config 是 MySQL 连接的配置

func DefaultMysqlDB ¶

func DefaultMysqlDB() **sql.DB

DefaultMysqlDB 获取空的 MySQL 连接

func RefreshMysqlDB ¶

func RefreshMysqlDB(oldDB **sql.DB, newBD *sql.DB) (err error)

RefreshMysqlDB 刷新 Mysql 数据库连接使用新连接代替旧连接, 并关闭旧连接.

oldDB 需要一个二级指针变量, 会更新这个二级指针的 Mysql 连接

newBD 新的 Mysql 连接

Types ¶

type MysqlConfig ¶

type MysqlConfig struct {
	Dsn string `yaml:"dsn" json:"dsn"`
	// 最大连接数
	MaxOpenConn int `yaml:"maxOpenConn" json:"maxOpenConn"`
	// 空闲连接数
	MaxIdleConn int `yaml:"maxIdleConn" json:"maxIdleConn"`
	// ConnMaxIdleTime 连接空间的最长时间,单位是分钟
	ConnMaxIdleTime int64 `yaml:"connMaxIdleTime" json:"connMaxIdleTime"`
}

Source Files ¶

View all Source files

mysql.go

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