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RSS订阅原创 There are test failures.Please refer to ……for the individual test results.
There are test failures.Please refer to ……for the individual test results.
2022-09-24 10:39:57
820
原创 ## MySql 常用语句(笔记)
MySql 常用语句(笔记)1.查询SELECT * FROM 表名 WHERE 条件SELECT DISTINCT 列名 FROM tableSELECT 表名.字段,表名.字段 FROM 表名1 AS 名1，表名2 AS 名2 WHERE 条件SELECT * FROM 表名 AS 表 WHERE 表.时间字段>'2022-03-06 00:00:00'SELECT * FROM 表 AS 名 WHERE to_date(名.字段,'yyyy-MM-dd') BETWEEN t
2022-03-14 09:55:12
1134
原创 mybatis_config.xml
<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN""http://mybatis.org/dtd/mybatis-3-config.dtd"><configuration><!-- 选择默认的连接方式 --><environments default="myb"><e.
2021-10-09 13:32:27
132
原创 Javaclass 链接数据库（初识JDBC）
Javaclass链接数据库Mysql（没有使用框架）package BaseDao;import java.sql.Connection;import java.sql.DriverManager;import java.sql.SQLException;import java.sql.Statement;public class getConnection { static Connection con=null; public static Connection Ope
2021-10-09 13:23:55
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