大约有 19,000 项符合查询结果(耗时:0.0273秒) [XML]
ERROR: Error 1005: Can't create table (errno: 121)
I have troubles with forward engineering my MySQL database into WAMP server..
I was going to post an image of the schema but as this is my first post I can't.
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实战Nginx与PHP(FastCGI)的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
...进行了详细介绍,这里不再进行讲述。下面重点介绍Nginx如何通过php-fpm的FastCGI进程对PHP进行解析处理。
由于Nginx本身不会对PHP进行解析,因此要实现Nginx对PHP的支持,其实是将对PHP页面的请求交给fastCGI进程监听的IP地址及端口...
Maximum number of records in a MySQL database table
What is the upper limit of records for MySQL database table. I'm wondering about autoincrement field. What would happen if I add milions of records? How to handle this kind of situations?
Thx!
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常用Sql - MySql - 清泛IT论坛,有思想、有深度
本帖最后由 zqp2013 于 2015-3-17 22:06 编辑
mysql:drop table if exists tablename;
不能写成
drop table tablename if exists tablename;
mysql:建立索引Sql
CREATE TABLE tablename (
`ID` &nbs...
Should I use the datetime or timestamp data type in MySQL?
...ld you recommend using a datetime or a timestamp field, and why (using MySQL)?
39 Answers
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领域驱动设计系列(三):事件驱动上 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...里的事件源(Event Source), 这个以后再讲,今天主要讲一下如何用事件来解耦,主要的原因是...前言
今天讲一下事件驱动,这个不是领域驱动设计里的事件源(Event Source), 这个以后再讲,今天主要讲一下如何用事件来解耦,主要的...
Throw an error in a MySQL trigger
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As of MySQL 5.5, you can use the SIGNAL syntax to throw an exception:
signal sqlstate '45000' set message_text = 'My Error Message';
State 45000 is a generic state representing "unhandled user-defined exception".
Here is a mo...
MySQL get the date n days ago as a timestamp
In MySQL, how would I get a timestamp from, say 30 days ago?
3 Answers
3
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mysql -> insert into tbl (select from another table) and some default values [duplicate]
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With MySQL if you are inserting into a table that has a auto increment primary key and you want to use a built-in MySQL function such as NOW() then you can do something like this:
INSERT INTO course_payment
SELECT NULL, order_id...
【最全】谈如何升级aiStarter内置AI伴侣的方式及原理 - App Inventor 2 中...
...能安装不了商业模拟器。
言归正传,本文重点是谈谈如何升级aiStarter中内置的AI伴侣这个问题的,而且说明一下每种方式背后的原理。本文假设你会使用aiStarter进行常规的App测试。1、启动aiStarter模拟器,使用内置的浏览器输...