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Cast from VARCHAR to INT - MySQL
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Unsigned is working. From when did MySQL changed Integer datatype to Unsigned?
– Lenin Raj Rajasekaran
Aug 26 '12 at 1:36
20
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Rename a table in MySQL
Renaming a table is not working in MySQL
16 Answers
16
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How to delete a column from a table in MySQL
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Here's a working example.
Note that the COLUMN keyword is optional, as MySQL will accept just DROP IsDeleted. Also, to drop multiple columns, you have to separate them by commas and include the DROP for each one.
ALTER TABLE tbl_Country
DROP COLUMN IsDeleted,
DROP COLUMN CountryName;
This a...
Is there a way to “limit” the result with ELOQUENT ORM of Laravel?
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Not the answer you're looking for? Browse other questions tagged mysql laravel eloquent sql-limit or ask your own question.
Subtract one day from datetime
...am not certain about what precisely you are trying to do, but I think this SQL function will help you:
SELECT DATEADD(day,-1,'2013-04-01 16:25:00.250')
The above will give you 2013-03-31 16:25:00.250.
It takes you back exactly one day and works on any standard date-time or date format.
Try runn...
Deleting all rows from Cassandra cql table [duplicate]
...ommand to all the rows present in a cql table in cassandra like the one in sql?
1 Answer
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Linux编译安装软件configure参数（持续更新） - 开源 & Github - 清泛网 - ...
...续更新）configure_paramPHP configure参数，Squid configure参数，MySQL configure参数，Postfix configure参数，Courier configure参数，Sasl2 configure参数 等。PHP configure参数：
./configure --prefix=/usr/local/php --with-gd=/usr/local/gd --with-jpeg-dir=/usr/local/jpeg --wit...
数据分析非要用到大数据？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...数据的关键因素，该团队需要不同结构的知识技能构成(SQL、R、JS、PYTHON等)，但技能不是最重要的，而是数据分析团队是否理解公司业务背后和关联的数据逻辑或现象，否则大数据可能就是一种浪费。
2.具有清晰可达的业务数据...
我就差一个程序员了！ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...一个程序员而已。
他们需要一个人，把想法转化成 PHP、SQL、HTML、CSS、Java 和 Javascript。这些创业者只知道他们所需要的东西。所以，他们问我，能不能帮他找上一两个计算机专业的学生加入他们的项目，做这些事情？
大多数...
XMANGER 安装ORACLE乱码解决并且显示中文的解决方法 - 数据库(内核) - 清泛...
...困扰我一个多月的 在远端使用XMANGER 中的XSTART 调用ORALCE sql developer 工具并且显示中文界面的问题也迎刃而解。
网上下载zysong这个字体
创建自己的字体文件夹
mkdir -p /usr/share/fonts/zh_CN/TrueType
cp zysong.ttf /usr/share/fonts/zh_CN/TrueTy...