The data type of the front-end learning database and the Data Type of the learning database

The data type of the front-end learning database and the Data Type of the learning database
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Data type refers to the data features of columns, stored procedure parameters, expressions, and local variables. It determines the data storage format and represents different information types. The data types in mysql mainly include integer, floating point, datetime, and seasonal. The following describes the data types in mysql.

 

Integer

Note: The keyword UNSIGNED indicates the UNSIGNED value.

Floating Point date and time seasonal