T
- 不能为空public interface BaseMapper<T> extends BaseSelectMapper<T>, BaseInsertMapper<T>, BaseUpdateMapper<T>, BaseDeleteMapper<T>
这是一个例子,自己扩展时可以参考
selectOne
select
selectAll
selectCount
selectByPrimaryKey
existsWithPrimaryKey
insert
insertSelective
updateByPrimaryKey
updateByPrimaryKeySelective
delete
deleteByPrimaryKey
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