为提高效率，提问时请提供以下信息，问题描述清晰可优先响应。
【DM版本】:V8
【操作系统】：麒麟ARM
【CPU】:
【问题描述】*： hibernate +DM +springboot
dm.jdbc.driver.DMException: 第1 行附近出现错误:
索引[idx_AttOperRerd_BelongId]已存在
at dm.jdbc.driver.DBError.throwException(SourceFile:738)
at dm.jdbc.a.a.y.r(SourceFile:623)
at dm.jdbc.a.a.f.r(SourceFile:138)
at dm.jdbc.a.a.y.z(SourceFile:555)
at dm.jdbc.a.a.y.L(SourceFile:536)
at dm.jdbc.a.a.a(SourceFile:269)
at dm.jdbc.a.a.a(SourceFile:803)
at dm.jdbc.driver.DmdbStatement.executeInner(SourceFile:771)
at dm.jdbc.driver.DmdbStatement.do_execute(SourceFile:196)
at dm.jdbc.driver.DmdbStatement.do_execute(SourceFile:188)
at dm.jdbc.driver.DmdbStatement.execute(SourceFile:1341)
at com.alibaba.druid.filter.FilterChainImpl.statement_execute(FilterChainImpl.java:2958)
at com.alibaba.druid.filter.FilterAdapter.statement_execute(FilterAdapter.java:2473)
at com.alibaba.druid.filter.FilterEventAdapter.statement_execute(FilterEventAdapter.java:188)
at com.alibaba.druid.filter.FilterChainImpl.statement_execute(FilterChainImpl.java:2956)
at com.alibaba.druid.filter.FilterAdapter.statement_execute(FilterAdapter.java:2473)
at com.alibaba.druid.filter.FilterEventAdapter.statement_execute(FilterEventAdapter.java:188)
at com.alibaba.druid.filter.FilterChainImpl.statement_execute(FilterChainImpl.java:2956)
at com.alibaba.druid.proxy.jdbc.StatementProxyImpl.execute(StatementProxyImpl.java:147)
at com.alibaba.druid.pool.DruidPooledStatement.execute(DruidPooledStatement.java:622)
at org.hibernate.tool.schema.internal.exec.GenerationTargetToDatabase.accept(GenerationTargetToDatabase.java:54)
at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.applySqlString(AbstractSchemaMigrator.java:559)
at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.applySqlStrings(AbstractSchemaMigrator.java:504)
at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.applyIndexes(AbstractSchemaMigrator.java:331)
at org.hibernate.tool.schema.internal.GroupedSchemaMigratorImpl.performTablesMigration(GroupedSchemaMigratorImpl.java:84)
at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.performMigration(AbstractSchemaMigrator.java:207)
at org.hibernate.tool.schema.internal.AbstractSchemaMigrator.doMigration(AbstractSchemaMigrator.java:114)
at org.hibernate.tool.schema.spi.SchemaManagementToolCoordinator.performDatabaseAction(SchemaManagementToolCoordinator.java:183)
at org.hibernate.tool.schema.spi.SchemaManagementToolCoordinator.process(SchemaManagementToolCoordinator.java:72)
at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:312)
at org.hibernate.boot.internal.SessionFactoryBuilderImpl.build(SessionFactoryBuilderImpl.java:462)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:710)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:726)
at org.springframework.orm.hibernate5.LocalSessionFactoryBean.buildSessionFactory(LocalSessionFactoryBean.java:533)
at org.springframework.orm.hibernate5.LocalSessionFactoryBean.afterPropertiesSet(LocalSessionFactoryBean.java:517)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1753)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1690)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:573)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:495)
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:317)
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222)
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:315)
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199)
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:251)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1135)
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1062)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:581)
at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:90)
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessPropertyValues(AutowiredAnnotationBeanPostProcessor.java:370)
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1336)
at org.springframework.beans.factory.support.AbstractAutowir