mirror of
https://gitee.com/johng/gf.git
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49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
// Copyright 2017 gf Author(https://gitee.com/johng/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://gitee.com/johng/gf.
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package gdb
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import (
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"database/sql"
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"fmt"
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"gitee.com/johng/gf/g/os/glog"
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)
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// 数据库链接对象
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type mysqlLink struct {
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dbLink
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}
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// 创建SQL操作对象，内部采用了lazy link处理
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func (l *mysqlLink) Open (c *ConfigNode) (*sql.DB, error) {
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var dbsource string
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if c.Linkinfo != "" {
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dbsource = c.Linkinfo
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} else {
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dbsource = fmt.Sprintf("%s:%s@tcp(%s:%s)/%s", c.User, c.Pass, c.Host, c.Port, c.Name)
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}
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db, err := sql.Open("mysql", dbsource)
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if err != nil {
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glog.Fatal(err)
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}
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return db, err
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}
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// 获得关键字操作符 - 左
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func (l *mysqlLink) getQuoteCharLeft () string {
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return "`"
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}
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// 获得关键字操作符 - 右
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func (l *mysqlLink) getQuoteCharRight () string {
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return "`"
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}
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// 在执行sql之前对sql进行进一步处理
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func (l *mysqlLink) handleSqlBeforeExec(q *string) *string {
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return q
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} |