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MySQL ON DUPLICATE KEY - last insert id?
...heck this page out: https://web.archive.org/web/20150329004325/https://dev.mysql.com/doc/refman/5.0/en/insert-on-duplicate.html
At the bottom of the page they explain how you can make LAST_INSERT_ID meaningful for updates by passing an expression to that MySQL function.
From the MySQL documentation...
What is the benefit of zerofill in MySQL?
...ow what is the benefit/usage of defining ZEROFILL for INT DataType in MySQL ?
9 Answers
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Invalid default value for 'create_date' timestamp field
...t ignore this option. This is server option. If you have access to my.ini (mysql configuration file), then remove NO_ZERO_DATE from sql-mode option and restart server.
– Devart
Feb 8 '12 at 11:44
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Web安全测试之XSS - 更多技术 - 清泛网 - 专注C/C++及内核技术
...马等。
作为测试人员，需要了解XSS的原理，攻击场景，如何修复。 才能有效的防止XSS的发生。
阅读目录
XSS 是如何发生的
HTML Encode
XSS 攻击场景
XSS漏洞的修复
如何测试XSS漏洞
HTML Encode 和URL Encode的区别
浏览器中的XSS...
MySQL error code: 1175 during UPDATE in MySQL Workbench
I'm trying to update the column visited to give it the value 1. I use MySQL workbench, and I'm writing the statement in the SQL editor from inside the workbench. I'm writing the following command:
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add column to mysql table if it does not exist
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Note that INFORMATION_SCHEMA isn't supported in MySQL prior to 5.0. Nor are stored procedures supported prior to 5.0, so if you need to support MySQL 4.1, this solution isn't good.
One solution used by frameworks that use database migrations is to record in your database...
How do I add more members to my ENUM-type column in MySQL?
The MySQL reference manual does not provide a clearcut example on how to do this.
7 Answers
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Can\'t connect to local MySQL server through socket \'/tmp/mysql.sock\...
Can't connect to local MySQL server through socket '/tmp/mysql.sock'ln -s var lib mysql mysql.sock tmp mysql.sock 建个link即可，不解释。
ln -s /var/lib/mysql/mysql.sock /tmp/mysql.sock
建个link即可，不解释。MySQL mysql.sock
How do I show a MySQL warning that just happened?
I just ran a simple MySQL CREATE TABLE statement that produced the line
3 Answers
3
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Error renaming a column in MySQL
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The standard Mysql rename statement is:
ALTER [ONLINE | OFFLINE] [IGNORE] TABLE tbl_name
CHANGE [COLUMN] old_col_name new_col_name column_definition
[FIRST|AFTER col_name]
for this example:
ALTER TABLE xyz CHANGE manufacurerid manuf...