mysql column types

Data Types supported by Mysql (Summary of column types) and mysql Data Types I. Numerical type Mysql supports all numeric types in standard SQL, including strict data types (INTEGER, SMALLINT, DECIMAL, NUMBERIC), and approximate numeric data types

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,

Select the MYSQL column type bitsCN.com Select the MYSQL column type When creating a table, how does one determine which types to use? This section describes the factors that should be taken into account before making a decision. The most "common"

MySQL 5.7 new feature: Generated Column (function index) MySQL 5.7 introduces Generated Column. This article briefly introduces the usage and precautions of Generated Column, and provides a quick and complete tutorial for readers to understand MySQL

Select the MYSQL column typeWhen creating a table, how does one determine which types to use? This section describes the factors that should be taken into account before making a decision. The most "common" column type is the string type. Any data

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 index usage instructions (single-column index and multi-column index), mysql multiple columns 1. Single Column Index In the performance optimization process, selecting the columns to create an index is one of the most important steps. You can

MySQL 5.7 introduces generated column, which simply introduces the use and considerations of generated column, providing a quick and complete tutorial for the reader about MySQL 5.7. This article focuses on the following issues: What is

Modifying the data type of a column name or column in MySQL(2012-04-03 08:59:25)reproduced Tags: mysql modify column name modify column data type it Category: Databases Refer to the syntax in the links belowHttp:/

DB2 Vs MySQL series | comparison of data types between MySQL and DB2, db2mysql As MySQL Databases become more and more widely used, there are more and more demands for migration from DB2 to MySQL databases. During database migration, the first