up主你好，想问你一个问题，就是第三个视频里模糊查询那里，我把search初始值设为""后就报500错，设为"''"后不报错，但record[]里是空的，啥也查不到

{"code":"0","msg":"成功","data":{"records":[],"total":0,"size":10,"current":1,"orders":[],"optimizeCountSql":true,"searchCount":true,"countId":null,"maxLimit":null,"pages":0}}