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SQL: deleting tables with prefix
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You cannot do it with just a single MySQL command, however you can use MySQL to construct the statement for you:
In the MySQL shell or through PHPMyAdmin, use the following query
SELECT CONCAT( 'DROP TABLE ', GROUP_CONCAT(table_name) , ';' )
AS statement...
How to add new column to MYSQL table?
I am trying to add a new column to my MYSQL table using PHP. I am unsure how to alter my table so that the new column is created. In my assessment table I have:
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#1071 - Specified key was too long; max key length is 1000 bytes
...The INT(1) and INT(32) data types indicates another misunderstanding about MySQL. The numeric argument has no effect related to storage or the range of values allowed for the column. INT is always 4 bytes, and it always allows values from -2147483648 to 2147483647. The numeric argument is about p...
Are PDO prepared statements sufficient to prevent SQL injection?
...CII \ i.e. 0x5c. As it turns out, there are 5 such encodings supported in MySQL 5.6 by default: big5, cp932, gb2312, gbk and sjis. We'll select gbk here.
Now, it's very important to note the use of SET NAMES here. This sets the character set ON THE SERVER. There is another way of doing it, but we...
Select mySQL based only on month and year
I have a column in my mySQL DB that has some rows. One of this row is a DATE, like this: 2012-02-01
12 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...
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...
MySQL: determine which database is selected?
After calling mysql_select_db to grab a database, is there any way to later output the name of the database that is currently selected? This seems very basic but I couldn't find anything on php.net or stackoverflow (all results are for "no database selected").
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Inserting multiple rows in mysql
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Use mysql multiqueries
– Francisco Yepes Barrera
Nov 9 '15 at 16:10
1
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How to change a table name using an SQL query?
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In MySQL :-
RENAME TABLE `Stu Table` TO `Stu Table_10`
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