mysql get first row

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MySQL row-level locks, table-level locks, and page-level locks _ MySQL

MySQL row-level lock, table-level lock, page-level lock details page-level: engine BDB. Table-level: engine MyISAM, which is interpreted as locking the entire table and reading at the same time. Row-level: engine INNODB, locking a single row of

MySQL performance tuning and Architecture Design-Chapter 1 Performance Design-MySQL Replication and replication Optimization

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

MySQL Course Design: MySQL cluster research and implementation

Henan College of Traditional Chinese Medicine Course Design Report of MySQL Database Management  Title: Research and Implementation of MySQL Clusters       Completion date:2012January 1, December 31   Contents 1. Course Design overview 3 2. research

MySQL master-slave replication and read-write separation-non-original

Original source: http://www.cnblogs.com/luckcs/articles/2543607.htmlMySQL Master-slave Replication (master-slave) and read-write separation (mysql-proxy) practicesAs the most widely used free database in the world, MySQL believes that all engineers

MySQL row lock and table lock

A lock is a mechanism by which a computer coordinates multiple processes or a purely thread concurrently accessing a resource. in a database, data is a resource that is shared by many users in addition to the contention of traditional computing

MySQL performance tuning and Architecture design--13th: The MySQL Replication of extensible design

13th. The extensible design of MySQL ReplicationObjective:MySQL Replication is a very distinctive feature of MySQL, and he is able to copy the data from one MySQL server Instance to the Instance of another MySQL server. Although the replication

MySQL Common instructions, java,php programmers, database engineers must. Programmers Xiaoice Common Data collation

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

MySQL row-level locks, table-level locks, and page-level locks

Page Level: Engine BDB.Table-level: Engine MyISAM, which is interpreted as locking the entire table and reading at the same time.Row-level: Engine INNODB, locking a single row of records At the table level, the entire table is locked directly.

Mysql DBA Advanced Operations Learning Note-mysql log files in the database

1.MySQL Engine Overview 1.1 What is a storage engineWhen we record a video file, it can be converted to different formats such as mp4,avi,wmv, and on the computer's disk will also exist in different types of file system Windows common Ntfs,fat32,

MySQL Master-slave Replication (master-slave) and read-write separation (mysql-proxy) practices

Http://heylinux.com/archives/1004.htmlAs the most widely used free database in the world, MySQL believes that all engineers engaged in system operations must have contacted. However, in the actual production environment, the single MySQL as a

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