First, install the MySQL/Mariadb server and client, and connect to the server.In the command, uppercase letters are the keywords of SQL, and lowercase letters are their own attributes and data.0X00 connect to the databaseConnect to 127.0.0.1 using mysql and log on with the root user. The password is waiting for input.Mysql-h 127.0.0.1-u root-p0X01 create a databaseCreate a database named schoolCreate database school;0X02 create a tableCreate a table n
the binary log file to the I/O thread, after the I/O thread obtains data, it writes the data in the relay log of the slave database ).
(3) The SQL thread reads and executes the relay log.
There are three ways to record binary logs on the master server:
Statement: a statement-level binlog that records SQL statements used to modify data.
Row: records data changes row by row based on binlogs.
Mixed: The method automatically selected by the MySQL database to record binlog.
The statement format is o
Tags: mysql mariadbShell Script#!/bin/bashmysql_user= "123456" #数据库用户名mysql_pwd = "123456" #数据库密码mysql_name = "123456" #需要备份数据库的名称BackName = "MySQL" #Database save name, format: mysql-2017-12-18.sqlbackpath= "/mysql-backup" #数据库备份路径, if blank, the backup path is the script path if ["$BackPath" = ""];Thenbackpath= "./" Fiif [!-D $BackPath]; Thenmkdir-p $BackPathfiBackName = $BackName-' date +%y-%m-%d ' mysqldump-u$mysql_user-p$mysql_pwd $mysql _name > $ backpath/$BackName. SqlExitBack up the data
mariadb is not the problem.
ArchLinux has announced that it will use MARIADB as the default provider for MySQL, openSUSE has already used the default MARIADB in the recently released version 12.3, and even Fedora is considering replacing it with mariadb ....Next, let's take a look at the practical ways to migrate fro
Original address:http://www.server110.com/mariadb/201404/10020.htmlFirst, the default engine in [email protected] is django.db.backends.mysql. But in Python3 if this write, will find Django.db.backends.mysql rely on mysqldb[5], and MYSQLDB and incompatible Python3 then find a new way to continue to use MySQL.First, according to MySQL document [3], since MySQL Connector/python 1.1.1 started, the introduction of Mysql.connector.django, can be directly u
This ranking is based on the DB engines list, which analyses 200 different databases on the market, listing top 10.
Undisputed Top 3
Oracle, MySQL, and Microsoft SQL Server have been occupying the top three of the rankings with absolute advantage, carving out the largest number of users in the market with unique advantages.
1. Oracle 11g
First release : 1980
Licensing mechanism : proprietary
whether S
Topics: Listing code for all libraries on SQL Server
First: dbo permissions list all databases on the server
Copy Code code as follows:
Dim SRV
Dim Objdb
Set srv = Server.CreateObject ("SQLDMO.") SQL Server ")
Srv. LoginTimeout = 15
Srv. Connect "127.0.0.1", "Lcx", "LCX"
Set objdb = Server.CreateObject ("SQLDMO. Database ")
%>
For each objdb in SRV. Dat
How to list all the databases for the MySQL server mysql_db_name
Definitions and usageThe Mysql_db_name () function considers that the Mysql_list_dbs () function is called from the database name.This function returns a success on the database name, or false failure.Grammar
Mysql_db_name (List,row,field)
1. Create a publishing and distribution server
[Welcome to the configuration release and distribution wizard]-> [select a distribution server]
-> [Make "@ servername" its own distribution server, and SQL server will create distribution databases and logs]
-> [Create a snapshot folder]-> [custom configuration]-> [No, use the following default configuration]-> [complete]
After the preceding steps are completed, a distribion library and
A distributo
SQL Sever2008 Server System database list
1. Server instantiation object.
2. master database: records all system-level information of the SQL Server system. Such as Logon account, endpoint, linked server, and system configuration settings.
3. model database: when a new database is created, the first part of the database is created by copying the content of the model database, and then the remaining part of the new database is filled with blank page
SQL Sever2008 Server System Database list
1.: Server instantiation object.
2. master database: Records all system-level information for the SQL Server system. such as login accounts, endpoints, linked servers, and system configuration settings.
3. Model database: When a new database is created, the first part of the database is created by copying the contents of the model database, and then the remainder of the new database is populated with an emp
Chinese database
China Knowledge Network (CNKI): http://www.cnki.net/
Wanfang Data: http://www.wanfangdata.com.cn/
WIP Cheng Sci-Tech periodical database: http://202.195.136.17/
English database
Ieee/iet Electronic Library (IEL): http://ieeexplore.ieee.org/
Elsevier sciencedirect Full-text database: http://www.sciencedirect.com/
ASME American Society of Mechanical Engineers: http://asmedigitalcollection.asme.org/
Taylor Francis ST Journal database: htt
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