MySQL

Mysql compilation installation # tar xvfz mysql-5.1.41.tar.gz # cd mysql-5.1.41 # echo "CHOST = \" x86_64-pc-linux-gnu \ "CFLAGS = \"-march = native-O3-pipe-fomit-frame-pointer \ "CXX = gcc CXXFLAGS = \"-march =

The MySQL command line garbled solves the problem. Using the MySQL command line can implement many features we need, but when using the MySQL command line, one problem is that garbled characters or errors occur when you insert Chinese data or query

The shell script and mysql interaction Method Summarize the shell script to import data files to mysql. Of course, mysqlimport is used. example script: 01 #! /Bin/sh02 # import test_table. SQL into test_database.test_table03 # content in test_table.

In mysql, data from one table is imported into another table in batches, whether in website development or application development, we often encounter the need to batch import data from a table in MySQL or MS SQLServer to another table, and

There are many application projects to note the seven major considerations for converting MySQL Into Oracle. At the beginning, MySQL Databases can basically meet various functional requirements. As the number of application users increases, the

MySql official manual Study Notes 3-MySql Stored Procedure introduction link: MySql official manual Study Notes 1-MySql easy to use http://www.bkjia.com/database/201210/159522.html MySql official manual Study Notes 2-MySql fuzzy query and Regular

Mysql queries data for one day, one week, and the other day -- queries data for one day select * from tbl_order where date (tbor_create_time) = curdate (); select * from tbl_order where to_days (tbor_create_time) = to_days (now (); -- query a weekly

In mysql, IF and GROUP_CONCAT use the recently used functions in mysql, and record www.2cto.com 1 and IF (expr1, expr2, expr3) are similar to common three-object operations. Expr1 is an expression. If TRUE, expr2 is returned; otherwise, the

Differences between Mysql stored procedures and functions stored procedures are a collection of user-defined SQL statements involving tasks of specific tables or other objects. You can call stored procedures, A function is usually a database-defined

Mysql XA transaction recovery mysql database boot error: www.2cto.com InnoDB: The log sequence number in ibdata files does not match InnoDB: the log sequence number in the ib_logfiles! 100224 12:24:20 InnoDB: Database was not shut down normally!

When mysql modifies the ROOT user password and forgets the ROOT password, www.2cto.com 1. Edit the mysql configuration file: % mysql_installdir % \ my in windows. ini // generally, my is in the MYSQL installation directory. ini is the MYSQL

About mysql database formatting analysis DATE_FORMA T (date, format) according to the format string format or date and Time Value date, return the result string. Www.2cto.com can use DATE_FORMAT () to format the DATE or DATETIME value to obtain the

How to restart mysql RedHat Linux (Fedora Core/Cent OS) www.2cto.com 1. start:/etc/init. d/mysqld start 2. stop:/etc/init. d/mysqld stop 3. restart:/etc/init. d/mysqld restart Debian/Ubuntu Linux 1. start:/etc/init. d/mysql start 2. stop:/etc/init.

Mysql .csv format data file for yourself to back up, experts please ignore. The data on www.2cto.com is too big. You can use the database client software to directly import the plug-in, or directly execute SQL. 1. Specify the file path. 2. fields

Show engine innodb status display information incomplete solution problem: when the show engine innodb status \ G is executed, the display information is incomplete, too many DEADLOCK related information, followed by no www.2cto.com cause: this is a

Mysql has not written a blog for a long time to delete some data from a large table. The latest project is coming online. I have to stay with my mom after work. There is really no time to update. Someone raised a question today. A table on

Precautions for using special characters in mysql 1. Directly spell it into SQL: www.2cto.com ● if it is "= ", the code for converting the escape character to '\ To \ is as follows: SQL = SQL. replace ("'", "'' "); SQL = SQL. replace ("\", "\"); ●

MySQL system optimization and problem search performance optimization related STATUS parameters show status like 'value '; connections uptime start time show_queries slow Query Count com_select query operation count com_insert insert operation count

MYSQL entry 14: basic operations of a cursor http://www.bkjia.com/database/201212/173868.htmlMYSQL Entry 2: Search Using Regular Expressions http://www.bkjia.com/database/201212/173869.htmlMYSQL Entry 3: Full Text Search

 I recently encountered a problem of MySQL reinstallation at work. Today I will record my solution process. First of all, for some reason, I Have To uninstall mysql and then reinstall mysql. No matter how I use the control panel to uninstall and