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MySQLIntegrityConstraintViolationException: Column 'serial_id' in where clause is ambiguous 字段是模糊的----------
多表关联时，没有指定改字段是哪个表的
org.springframework.web.util.NestedServletException: Request processing failed; nested exception is org.springframework.dao.DataIntegrityViolationException: ### Error querying database. Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Column 'serial_id' in where clause is ambiguous ### The error may exist in URL [jar:file:/Users/zhz/workspace/zhuxue/zhuxue-service-api/target/zhuxue-service-api-1.0-SNAPSHOT/WEB-INF/lib/zhuxue-dao-1.0-SNAPSHOT.jar!/mapper/OrderInfoMapper.xml] ### The error may involve alipay.openplatform.edu.campus.zhuxuejin.dao.mappers.OrderInfoMapper.searchPageListCount-Inline ### The error occurred while setting parameters ### SQL: SELECT count(1) from order_info o LEFT JOIN apply_student_info s on o.uid = s.uid LEFT JOIN user_base_info u on o.uid = u.uid WHERE serial_id = ? ### Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Column 'serial_id' in where clause is ambiguous ; SQL []; Column 'serial_id' in where clause is ambiguous; nested exception is com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Column 'serial_id' in where clause is ambiguous org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:978) org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:857) javax.servlet.http.HttpServlet.service(HttpServlet.java:624) org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:842) javax.servlet.http.HttpServlet.service(HttpServlet.java:731) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:85) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
root cause