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Object/Mysql/Mysql.md
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Object/Mysql/Mysql.md
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# MYSQL 类函数文档
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**类说明**:
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`MYSQL`类为服务端数据库相关操作。
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---
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**本类为单例类逻辑相关不易描述请直接模仿示例**:
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### 示例
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> 请在你的 sqr_main() 函数中初始化数据库连接池
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```
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local PoolObj = MysqlPool.GetInstance();
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PoolObj.SetBaseConfiguration("127.0.0.1", 3306, "game", "uu5!^%jg");
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//连接池编码 默认为latin1 如果有需求可更改为 utf8之类的
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//PoolObj.Charset = "latin1";
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//连接池大小
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PoolObj.PoolSize = 10;
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//初始化
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PoolObj.Init();
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```
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> 然后你可以在任何地方调用连接池获取连接 进行数据库操作
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```
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//查询的sql语句
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local sql = "SELECT m_id,charac_name,lev,village,job,exp,Hp FROM charac_info WHERE charac_no = 1;";
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//查询的元素类型,按sql中的顺序
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local column_type_list = ["int", "string", "int", "int", "int", "int", "int"];
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//从连接池中获取一个空闲连接
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local SqlObj = MysqlPool.GetInstance().GetConnect();
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local result = SqlObj.Select(sql, column_type_list);
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printT(result);
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//使用完成后请将连接放回连接池
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MysqlPool.GetInstance().PutConnect(SqlObj);
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```
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---
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