方法概要
从接口继承的方法 com.baomidou.mybatisplus.extension.service.IService
count, count, exists, getBaseMapper, getById, getEntityClass, getMap, getObj, getOne, getOne, getOneOpt, getOneOpt, getOptById, ktQuery, ktUpdate, lambdaQuery, lambdaQuery, lambdaUpdate, list, list, list, list, listByIds, listByMap, listMaps, listMaps, listMaps, listMaps, listObjs, listObjs, listObjs, listObjs, page, page, pageMaps, pageMaps, query, remove, removeBatchByIds, removeBatchByIds, removeBatchByIds, removeBatchByIds, removeById, removeById, removeById, removeByIds, removeByIds, removeByMap, save, saveBatch, saveBatch, saveOrUpdate, saveOrUpdate, saveOrUpdateBatch, saveOrUpdateBatch, update, update, update, updateBatchById, updateBatchById, updateById