How to query the maximum ID value in MySQL

mysql How to query maximum id value

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stay mysql in , have access to SELECT Sentence match max() Function to query the maximum id value , The grammar is “SELECT MAX(id) FROM Table name ;”.SELECT Statement is used to query data in a specified table , and max() Function is used to return the maximum value in the specified column in the query result set , grammar “MAX( Name )”; And want to get id The maximum value of the column ,max() The parameter value in the function needs to be set to id.

The operating environment of this tutorial ：windows7 System 、mysql8 edition 、Dell G3 The computer .

stay mysql in , have access to SELECT Sentence match max() Function to query the maximum id value .

• SELECT Statement is used to query data

• max() Function is used to return the maximum value in the specified column in the query result set

SELECT MAX( Name ) FROM  Table name ;

MAX() The max() function returns the maximum value in a specified column , The accepted parameter is to specify the column name ; So you want to query the maximum id value , Is to get id The maximum value of the column .

Therefore, the query is the largest id The full syntax of the value is ：

SELECT MAX(id) FROM  Table name ;

Example ：

Create a tb_students_score surface , After inserting data , Query all data

SELECT * FROM tb_students_score;

The most inquired id value ：

SELECT MAX(id) FROM tb_students_score;

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