mysql long data type

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MySQL Operations management-mysql Backup and recovery practical case and production plan 17

1. Full backup and incremental backup 1.1 full-scale backupFull-volume data is all the data in the database, and a full backup is the backup of all the data in the database.Back Up all libraries:mysqldump -uroot -p123456 -S /data/3306/mysql.sock -F -

MySQL cannot be started due to insufficient disk space during binary installation of MySQL5.5.39 _ MySQL

-- Add users and groups [root @ zlmlocal] groupadd [root @ zlmlocal] useradd-gmysql-ssbinnologin-doptmsyqlmysql -- create a directory [root @ zlmlocal] mkdirdatamysqlmysql_3306 {data, l -- Add users and groups[Root @ zlm local] # groupadd [Root @

Data types supported by Mysql (column type summary) _mysql

A. Numeric type MySQL supports numeric types in all standard SQL, including strict data types (integer,smallint,decimal,numberic), and approximate numeric data types (float,real,double presision). And on this basis to expand. After the expansion,

MySQL Data Type detailed _mysql

1. Integral type MySQL data type Meaning (Signed) tinyint (m) 1 byte range ( -128~127) smallint (m) 2 byte range ( -32768~32767) Mediumint (M) 3 byte range ( -8388608~8388607)

Mysql Data Type

Mysql Data Type I. Numerical type Mysql supports all numeric types in standard SQL, including strict data types (INTEGER, SMALLINT, DECIMAL, NUMBERIC), and approximate numeric data types (FLOAT, REAL, DOUBLE PRESISION ), in addition, it is extended.

Mysql Data Type (resend)

ArticleDirectory Int type Float, double, and decimal types Char and varchar types Text and blob types Date, time, and tear types Dateyime and timestamp types Enum type Set Type Value Type MySQL numeric data

MySQL data type

Numeric typeMySQL supports all numeric types in standard SQL, including strict data types, INTEGER,SMALLINT,DECIMAL, NUMBERIC as well as approximate numeric data types FLOAT,REAL,DOUBLE PRESISION , and expands on this basis. This extension adds

Detailed description of the data type and length of Mysql database fields

Next, I will provide a summary of mysql Data Types, that is, field types, including type descriptions and string lengths of different data types. I will introduce them below. I. numeric type Storage required for column typesTINYINT 1 byteSMALLINT 2

MySQL Data Type

MySQL Data Type MySQL numeric data types can be roughly divided into two categories: one is an integer, and the other is a floating point or decimal. Many different subtypes are available for each of these classes. Each subtype supports data of

MySQL performance tuning and Architecture Design-Chapter 1 Data splitting of scalability design and mysql Optimization

MySQL performance tuning and Architecture Design-Chapter 1 Data splitting of scalability design and mysql Optimization Chapter 1 Data splitting for scalable design Preface The expansion implemented through the MySQL Replication function is always

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