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PHP连接MySQL报错：Fatal error: Call to undefined function mysql_connec...
【问题描述】
PHP测试连接MySQL的程序如下：
<?php
$host='localhost';
$user_name='root';
$password='mysql';
$conn=mysql_connect($host,$user_name,$password);
if (!$conn)
{
die('数据库连接失败：'.mysql_error());
}
echo '数据库连接成功！';
if (mysql_clos...
For homebrew mysql installs, where's my.cnf?
For homebrew mysql installs, where's my.cnf? Does it install one?
13 Answers
13
...
MySQL Error 1153 - Got a packet bigger than 'max_allowed_packet' bytes
I'm importing a MySQL dump and getting the following error.
14 Answers
14
...
How to enable MySQL Query Log?
How do I enable the MySQL function that logs each SQL query statement received from clients and the time that query statement has submitted?
Can I do that in phpmyadmin or NaviCat?
How do I analyse the log?
...
How can I select from list of values in SQL Server
...a long list of comma delimited text would be to use a find an replace with UNION to get the distinct values.
SELECT 1
UNION SELECT 1
UNION SELECT 1
UNION SELECT 2
UNION SELECT 5
UNION SELECT 1
UNION SELECT 6
Applied to your long line of comma delimited text
Find and replace every comma with UNI...
What's the difference between RANK() and DENSE_RANK() functions in oracle?
...pens:
with q as (
select 10 deptno, 'rrr' empname, 10000.00 sal from dual union all
select 11, 'nnn', 20000.00 from dual union all
select 11, 'mmm', 5000.00 from dual union all
select 12, 'kkk', 30000 from dual union all
select 10, 'fff', 40000 from dual union all
select 10, 'ddd', 40000 from dual ...
Error Code: 2013. Lost connection to MySQL server during query
I got the Error Code: 2013. Lost connection to MySQL server during query error when I tried to add an index to a table using MySQL Workbench.
I noticed also that it appears whenever I run long query.
...
Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...：
/usr/bin/php test.php
或者：
chmod +x test.php
./test.php
如何选择shell编程语言
熟悉 vs 陌生
如果你已经掌握了一门编程语言（如PHP、Python、Java、JavaScript），建议你就直接使用这门语言编写脚本程序，虽然某些地方会有点啰...
Can't connect to local MySQL server through socket homebrew
I recently tried installing MySQL with homebrew ( brew install mysql ) and when I try to run it I get the following error:
...
MySQL > Table doesn't exist. But it does (or it should)
I changed the datadir of a MySQL installation and all the bases moved correctly except for one.
I can connect and USE the database. SHOW TABLES also returns me all the tables correctly, and the files of each table exists on the MySQL data directory.
...