Mybatisplus: int updateById (@ Param (the ENTITY) T ENTITY); Why the incoming entity..-CodePudding

 @ Override 
Public void update (the Employee the Employee) {
EmployeeMapper. UpdateById (employee); 
}

/* ** ID according to modify 
* 
* @ param entity entity object 
*/
Int updateById (@ Param (the ENTITY) T ENTITY);

According to the Id, the incoming is an entity, however, that how to understand, sprout new cellar,

CodePudding user response:

Modified by id, yeah, want to modify information shall not be passed to methods

CodePudding user response:

Because the other need to modify the id and the value of the object,,,

CodePudding user response:

Suggest you write an update statement will know that the update table set filed where id==XXX XXX, your XXX, are they not coming?