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Environment Introduction: OS: rhel4MySQL version: 4.1 master database 192.168.1.115 slave database 192.168.1.1161 and master database creation/etc/my. cnf: Modify the key value in [mysqld] To Open server-id = 1log-bin2 in the master item, and add users to the master database to read logs from the master
password to djg345.Mysqladmin-u root-p ab12 password ******Third, create the database1, CREATE database name;2. GRANT select,insert,update,delete,create,drop,alter on database name. * To database name @localhost identified by ' p
following commandMysqladmin-u Root-password AB122, then change the root password to djg345.Mysqladmin-u root-p ab12 password ******Third, create the database1, CREATE database name;2. GRANT select,insert,update,delete,create,drop,alter on database name. * To
1. Create a user.
// Log on to MYSQL
@> Mysql-u root-p
@> Password
// Create a user
Mysql> insert into mysql. user (Host, User, Password, ssl_cipher, x509_issuer, x509_sub
Ject) values ("localhost", "pppadmin", password ("passwd "
insert into db1.t1 values (1, ‘abc‘); //在db1数据库的t1表中插入对应 内容
update db1.t1 set name=‘aaa‘ where id=1; //更改db1数据库的t1表中name列内容,当id是1的时候
truncate table db1.t1; //清除表内数据
drop table db1.t1; //删除表
drop database db1; //删除数据库Third, MySQL database backup and recoverymysql>
Use IE to remotely create a simple Mysql database. John recently learned about Mysql databases and compiled a simple program to remotely create Mysql databases using IE. this program is applicable to anyone who knows nothing about
Tags: NET data type number Employee Technical login comment name constraintSecond, development preparationBefore using the lab building Linux environment for this experiment, use the following two commands to open the MySQL service and log in with root: # 打开 MySQL 服务
sudo service mysql start
#使用 root 用户登录,密码为空
mysql
MySQL Cluster is a MySQL database that is mainly applicable to high-utility and high-redundancy distributed computing environments. MySQL Cluster uses the NDB Cluster Storage engine, which allows you to operate and operate MySQL servers in a Cluster.
This storage engine is a
Label:This article focuses on how to create a new rails project with MySQL as a database and a solution for errors in the processA. Create a new Rails project with MySQL database:$ rails New weibo-d MySQLSecond, found an error, ch
1. Use the SHOW statement to find out the current database on the server:
mysql> SHOW DATABASES; +----------+ | Database | +----------+ | mysql | | test | +----------+ 3 rows in set (0.00 sec)
2. Create a
How many times have you been embarrassed to consider how to set up a database? In fact, if you use MySQL on Linux, this will not happen. Using the Webmin GUI on Linux to create a MySQL database is quite simple.In this article, we will take a look at some basic functions in
MySQL we have installed is a database management tool. What is really valuable is that data in a relational database exists in the form of tables, the aggregation of N tables becomes a database. Now let's take a look at the basic operations of the database.
1. Use the SHOW statement to find out the current Database on the server: mysqlgt; SHOWDATABASES; + ---------- + | Database | + ---------- +
1. Use the SHOW statement to find out the current Database on the server: mysqlgt; show databases; + ---------- + | Database | + ---------- +
1. Use the SHOW statement to fin
I recently learned how to use IE to remotely create a Mysql database. I wrote a simple program to remotely create a Mysql database using IE. this program is applicable to anyone who knows nothing about the
Using Mysqladmin to create a databasewith ordinary users, you may need specific permissions to create or delete MySQL databases.So we're logged in with the root user and the root user has the highest privileges and can use the MySQL mysqladmin command to create the database.
I recently learned about the Mysql database and wrote a simple program to remotely create a Mysql database using IE. this program is useful to anyone who knows nothing about the Mysql database
create the table interface. The fields column is the field name, "Datetype" is the field type, "Len" is the field length, "PK" is the primary key, "not NULL" is allowed to be null, "Auto incr" Automatically grows (the general primary key is selected), "Comment" field description, Okay, here's how to create an interface, which is really simple. You can see how I set up the news table. When the settings are
1. Create DATABASE syntax:CREATE {DATABASE | SCHEMA} [IF not EXISTS] Db_name[Create_specification [, Create_specification] ...]Note: CREATE DATABASE is used for creating databases and naming them. If you want to use CREATE
This article describes how to create a MySQL database.
Use mysqladmin to create a database:
Special permissions are required to create or delete a MySQL
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