MySQL Connector/Net (.NET) standard connection method 1. Standard connection (Note, the default port is 3306.) 2. The special TCP/IP port connection local connection should be written to localhost and 127.0.0.1, if available, it is recommended Write localhost, because localhost does not pass through the network layer, firewall, etc., theoretically the performance is higher. But when I was testing ...
Let me start with the conclusion: there is no difference. Someone told me before that when importing sqlserver database into mysql, pay attention that Datetime will become varchar, and you can change it to timestamp. What is the difference between mysql's timestamp ...
How to set up mysql scheduled task First, check the switch: SHOW VARIABLES LIKE 'event_scheduler' If it's off: SET GLOBAL event_scheduler = ON; Second, create a stored procedure: CREATE PROCEDURE update_test() UPDATE test set num=num+1 where ...
新建一个同名的mysql数据库，这里为了演示取名为test。 基字符集是你默认安装的系统的字符集，我们这里默认使用utf-8，防止乱码。 不过话说回来，如果不清楚default是什么的话，建议执行一下语句： SHOW VARIABLES LIKE 'character%'; SHOW VARIABLES LIKE 'collation_%'; 第二条语句将告诉你，默认连接、默认数据库使用基础字符集。 右击数据库，导入，导入外部数据 ...