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DMException: Fail to cast string

hh 2025/01/09 739 2

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【DM版本】: DM 8
【操作系统】:linux
【CPU】: intel
【问题描述】*:我们的 sql 在控制台里执行是可以正常执行的,但在程序里使用jdbc 的方式执行就报错了。
报错信息 :

### Cause: dm.jdbc.driver.DMException: Fail to cast string ; SQL []; Fail to cast string; nested exception is dm.jdbc.driver.DMException: Fail to cast string at org.springframework.jdbc.support.SQLStateSQLExceptionTranslator.doTranslate(SQLStateSQLExceptionTranslator.java:102) at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:73) at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:82) at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:82) at org.mybatis.spring.MyBatisExceptionTranslator.translateExceptionIfPossible(MyBatisExceptionTranslator.java:73) at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:446) at com.sun.proxy.$Proxy127.selectOne(Unknown Source) at org.mybatis.spring.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:166) at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:82) at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:59) at com.sun.proxy.$Proxy150.getProjectFarmCount(Unknown Source) at com.za.heaven.eye.service.PatrolRecordService.getPatrolAreaList(PatrolRecordService.java:1162) at com.za.heaven.eye.service.PatrolRecordService$$FastClassBySpringCGLIB$$e0ec4fc9.invoke(<generated>) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:669) at com.za.heaven.eye.service.PatrolRecordService$$EnhancerBySpringCGLIB$$3f89fdd0.getPatrolAreaList(<generated>) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.springframework.util.ReflectionUtils.invokeMethod(ReflectionUtils.java:216) at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:470) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) at com.za.heaven.eye.service.PatrolRecordService$$EnhancerBySpringCGLIB$$ea9acfb4.getPatrolAreaList(<generated>) at com.za.heaven.eye.controller.admin.PatrolRecordController.getPatrolAreaList(PatrolRecordController.java:58)

原始sql

SELECT /*+ group_opt_flag(1)*/ ifnull(count(DISTINCT subject.farm_id), 0) totalfarmcount FROM frp_archive.tbl_farm_by_project_rule subject INNER JOIN frp_produce.tbl_farm a ON subject.farm_id = a.id WHERE (( substring_index('2025', '-', 1) = YEAR(date_add( curdate(), INTERVAL '-1' DAY )) AND MONTH(date_add( curdate(), INTERVAL '-1' DAY )) = MONTH(subject.archive_date) AND substring_index(subject.archive_date, '-', 1) = substring_index('2025', '-', 1) ) OR ( substring_index('2025', '-', 1) != YEAR(date_add( curdate(), INTERVAL '-1' DAY )) AND MONTH(subject.archive_date) = 12 AND substring_index(subject.archive_date, '-', 1) = substring_index('2025', '-', 1) )) AND a.county_id = 310113
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