mysql if statement example

MySQL Format statement specificationHow do I log into your database?Example!If you are compiling the installation of the flowers, then you have to compile the installation of the directory to go, my is installed into the/usr/local/mysql database: Cd/

1. Full backup and incremental backup 1.1 full-scale backupFull-volume data is all the data in the database, and a full backup is the backup of all the data in the database.Back Up all libraries:mysqldump -uroot -p123456 -S /data/3306/mysql.sock -F -

Mysql database operation statement and mysql statement Mysql format statement SpecificationHow to log on to your database?Example!If it is the cost of compilation and installation, you have to go to the directory after compilation and installation.

One: Connection query:Connection query is to connect two or more tables according to a certain condition, select the required data, the connection query query two or more tables at the same time, when there are fields representing the same meaning

MySQL常用指令，java，php程序员，数据库工程师必备。程序员小冰常用资料整理MySQL common commands (for reference)The most common display commands are:1. Display the list of databases.show databases;2. Display the data table in the library:Use MySQL;Show tables;3, display the

Example of if in mysql statement bitsCN.com Select *, if (sva = 1, "male", "female") as ssva from taname where sva <> "" 12.2. control flow functionsCASE value WHEN [compare-value] THEN result [WHEN [compare-value] THEN result...] [ELSE result] end

MySQL has become one of the most widely used databases on the network, especially for Web applications. it occupies the absolute advantage of small and medium applications. All of this comes from its small and easy-to-use, secure and effective, open

MySQL performance tuning and Architecture Design-Chapter 1 Performance Design-MySQL Replication and replication Optimization Chapter 1 scalability design-MySQL Replication Preface: MySQL Replication is a unique feature of MySQL. It can completely

1. download MySql 1. download MySql Open http://www.mysql.com/downloads/mysql/#downloads download in browser My downloaded version is Red Hat 5 version of http://www.mysql.com/downloads/mirror.php? Id = 407552 Upload the file to the server, or

✓ MySQL-test-5.6.12-2.linux_glibc2.5.i386.rpmMySQL-shared-5.6.12-2.linux_glibc2.5.i386.rpmMySQL-embedded-5.6.12-2.linux_glibc2.5.i386.rpmMySQL-c 1 decompress MySQL [root @ localhost test] # tar-xvf MySQL-5.6.12-2.linux_glibc2.5.i386.rpm-bundle.tar