{"IsSuccess":false,"ErrorCode":"0001","Message":"\n### Error querying database.  Cause: java.sql.SQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20' at line 7\n### The error may exist in class path resource [mappers/Question.xml]\n### The error may involve com.mydao.ad.server.repository.QuestionRepository.queryByPage-Inline\n### The error occurred while setting parameters\n### SQL: select t.*         from t_question t                    WHERE t.deleted = 0                order by t.modified_time desc         limit ? offset ?;\n### Cause: java.sql.SQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20' at line 7\n; bad SQL grammar []; nested exception is java.sql.SQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-20' at line 7","Body":null}