空指针和SQL语法错误org.springframework.jdbc.BadSqlGrammarException: ### Error updating database. Cause: java.sql.SQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that

下单的时候报错，空指针和SQL语法错误等，后来发现SQL语句写错好几处，多了”  ，;  （  “      少了”  =  “  时有发生

 排查错误时发现不能把参数返回给rows

控制台报错SQL语法

org.springframework.jdbc.BadSqlGrammarException: 
### Error updating 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 ')' at line 5
### 

查看VideoOrderMapper.xml果然语法还有错误，去掉逗号和分号

更改SQL语句后rows已经有值了

下单成功

 

查看数据库，用户下单成功