The 14th chapter of Scalable Design data segmentationPrefaceThe extension implemented by MySQL Replication functionality is always limited by the size of the database, and once the database is too large, especially if it is too frequent to be
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
Currently, MySQL databases are widely used in many OLTP scenarios, and there are many different ways to use them. From the database business requirements, architecture design, operational maintenance, and then to the expansion of the migration,
* Operation of the library (increase and deletion check)I. System databaseView system library commands show databases1.information_schema:Virtual library, does not occupy disk space, storage is the database startup parameters, such as user table
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 mainly uses two kinds of storage engines: MyISAM and Innodb. MyISAM is non-transactional and therefore has read faster, however InnoDB fully supports fine grained transaction locking (e.g. Commit/rollback). When you create a new MySQL table,
MySQL mainly uses two kinds of storage engines: MyISAM and Innodb. MyISAM is non-transactional and therefore has read faster, however InnoDB fully supports fine grained transaction locking (e.g. Commit/rollback). When you create a new MySQL table,
Data type
Type
Description
Bit
Integral type
The bit data type is integral, and its value can only be 0, 1, or null. This data type is used to store data with only two possible values,
CACTI: Use templates to monitor mysql and cactimysql on local or other servers
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