int deleteUserById(Long id);
-- 检查当前用户的权限 SHOW GRANTS FOR current_user();
// 分批处理,避免大事务
public void batchDeleteInChunks(List
List<List<Long>> chunks = Lists.partition(ids, 1000);
for (List<Long> chunk : chunks) {
userMapper.batchDelete(chunk);
}
}