table mysql

Check the latest slow log and check whether slow log is enabled.   Mysql> show variables like '% slow % ';+ --------------------- + ------------------------------------------ + | Variable_name | Value | + --------------------- + ---------------------

No downtime xtrabackup create slave node, xtrabackupslaveMaster: 10.1.1.17: 3306 slave: 10.1.1.18: 3307slave node complete basic environment configuration: Create mysql users, install mysql software of the same version, xtrabackup software package,

Java notes --- Mysql errors1. 'mysql' is not an internal or external command, nor a program or batch processing file that can be run. Scenario Remotely log on to mysql in cmd on a Windows Server Error cause Mysql configuration is not added to

Use the command to create MySQL database (de1), mysqlde1 1. Connect to MYSQL Format: mysql-h host address-u user name-p User Password 1. Connect to MYSQL on the local machine. First, open the DOS window, enter the mysql \ bin directory, then type

Ubuntu 9.04InstallMysql Proxy LuaIs the content to be introduced in this article, mainly to understandMysql ProxyInUbuntu 9.04The installation environment under and has passed the test. For details, see this article. Install mysql 1,

1: Use the show statement to find out the current database on the server: Mysql> show databases; 2. Create a database named mysqldata Mysql> Create Database mysqldata; 3: select the database you created Mysql> Use mysqldata; (when you press the

First, the main library, from the Library synchronization test [Root@master-mysql ~]#/usr/local/mysql/bin/mysql-uroot-pMysql> Show Processlist\gState:master has sent all binlog to slave; Waiting for Binlog to is updatedmysql> CREATE DATABASE

Preface Creating the right indexes and using them correctly is the key to getting good query performance. We've covered different kinds of indexes and explored their pros and cons. Now let's look at how to use powerful indexes in depth. There are

Table structure: Mysql> DESC Demo; +-------+------------------+------+-----+---------+----------------+ | Field | Type | Null | Key | Default | Extra | +-------+------------------+------+-----+---------+----------------+ | ID | int (one) unsigned |

1. Built-in function queryQuery server version number and current date mysql> select version (), current_date; +-----------+--------------+ | version ()  | current_date | +-----------+--------------+ | 5.1.73    | 2017-03-13   | +-----------+--------

Service: # chkconfig--list List all system services# chkconfig--list | grep on lists all started system services # chkconfig--list mysqld # whereis MySQL View file installation path# which MySQL query run file path (folder

Concrete Example 1. PHP Server ComponentsFor beginners, it is recommended to use the integrated server component, which already includes PHP, Apache, Mysql and other services, eliminating the time spent by developers in the tedious configuration

MySQL View database commandcommand to open a databasemysql> use MySQLDatabase changedCommands to view the databasemysql> show databases;View detailed structure of a data tableMysql> desc func;New DatabaseMysql> CREATE DATABASE School;Query OK, 1 row

Table Structure:Mysql> desc demo;+ ------- + ------------------ + ------ + ----- + --------- + ---------------- +| Field | Type | Null | Key | Default | Extra |+ ------- + ------------------ + ------ + ----- + --------- + ---------------- +| Id |

Step 1: start and stop the mysql service netstopmysqlnetstartmysql Step 2. log on to mysql with the following syntax: mysql-u username-p username and password, and enter the command mysql-uroot-p, enter the password, enter 12345, and then press

I originally wanted to build the Hive remote mode and found that there are no other databases except oracle and sybase on the machine. I want to dress up with a mysql instance. I plan to install mysql on the host Win7, and then place the Hive

Summary of methods for deleting duplicate records in MySQL Databases [recommended] Summary of methods for deleting duplicate records in MySQL Databases [recommended] Table Structure: Mysql> desc demo; + ------- + ------------------ + ------ + -----

Complete the Basic Environment configuration of the slave node: Create mysql users, install mysql software of the same version, xtrabackup software package, create directories, and configure scripts. Complete the Basic Environment configuration of

No downtime xtrabackup creating slave nodesMaster: 10.1.1.17: 3306 slave: 10.1.1.18: 3307slave node configure the Basic Environment: Create a mysql user, install the same version of mysql software, xtrabackup software package, and create a directory,

MYSQL _ common database commands 1. log on to www.2cto.com $ mysql -- user = root -- password = xxxxxx 2. database Operations list all databases mysql> show databases; create database mysql> create database x123; delete database mysql> drop database