测试数据:Northwind 链接地址: https://files.cnblogs.com/files/louiszh/NorthWind.zip 首先创建一个测试存储过程: IF EXISTS (SELECT 1 FROM SYSOBJECTS WHERE id = object_id ('pr_test')) DROP PROCEDURE pr_test go CREATE PROCEDURE pr_test AS SELECT TOP 4 * FROM Customers SELECT
step1:构造连接Class.forName("com.mysql.jdbc.Driver"); Connection con = DriverManager.getConnection("jdbc:mysql://127.0.0.1:3306/db","root","123"); step2:构造语句String sql = "select username,password from t_user where
linux中用shell获取昨天.明天或多天前的日期:在Linux中对man date -d 参数说的比较模糊,以下举例进一步说明:# -d, --date=STRING display time described by STRING, not `now’[root@Gman root]# date -d next-day +%Y%m%d #明天日期20091024[root@Gman root]# date -d last-day +%Y%m%d #昨天日期20091022[root@Gma