In MySQL or SQL Server, automatically returns the primary key to the object model when the object is added

Sets whether to use the Getgenereatedkeys method of JDBC to get the primary key and assign a value to the domain model property of the Keyproperty setting. MySQL and SQL Server execute auto-generated key field, so when the database is set to self-grow primary key, it can be obtained by the JDBC Getgeneratedkeys method. However, databases such as oralce that do not support auto-generated key field cannot get the primary key in this way.

<insert id="Add"Parametertype="Student" usegeneratedkeys="true" keyproperty="ID" > insert INTO Student ( Name, age) VALUES (#{name}, #{age}) </insert>         

In MySQL or SQL Server, automatically returns the primary key to the object model when the object is added