database 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"

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

First, IntroductionThere are two alternatives to big data storage: Row and column storage. The industry has a lot to do with the two storage scenarios, focusing on who can handle massive amounts of data more efficiently, with security, reliability,

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

A data type is an attribute that specifies the type of data that an object can hold, and supports multiple data types in SQL Server, including character types, numeric types, and date types. The data type is equivalent to a container, the size of

1. Design Essentials related to the column family database The column family database should be a sparse and multidimensional map beforehand In a column family database, the columns owned by each row of data can be different Columns

The data types in C # that correspond to the field types in the microsoft-zh.cn source database are transferred , 2016.4the field types in the database correspond to the data types in C #:Database C # programsint int32Text stringbigint Int64Binary

?? A data type is an attribute that specifies the type of data that an object can hold, and supports multiple data types in SQL Server, including character types, numeric types, and date types. The data type is equivalent to a container, the size of