我有一個問題,使用deleteInBatch從db中刪除項目。 我有一個對象的具有類似對象B的列表:Spring JPA deleteInBatch導致StackOverflow
class A {
private List <B>;
}
該列表包含比7K元素的更多。 所以現在我必須刪除A及其所有元素。我通過deleteInBatch嘗試,但我得到
org.springframework.web.util.NestedServletException: Handler processing failed;
nested exception is java.lang.StackOverflowError
刪除了sipmle刪除方法工作的項目,但它需要超過5分鐘。 我刪除代碼是:
public void delete(Long id) {
A a = repository.findOne(id);
deleteElements(a);
repository.delete(a);
}
private void deleteElements(A a) {
repository.deleteInBatch(a.getListOfB);
}
是否有一個很好的解決方案,以加快刪除過程或如何改變,使deleteinbatch並不需要所有的Hibernate棧 - 不增加嗎?
完整的堆棧跟蹤:
org.springframework.web.util.NestedServletException: Handler processing failed; nested exception is java.lang.StackOverflowError
org.springframework.web.servlet.DispatcherServlet.triggerAfterCompletionWithError(DispatcherServlet.java:1259)
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:945)
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856)
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:936)
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:827)
javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812)
javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:163)
net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:206)
net.bull.javamelody.MonitoringFilter.doFilter(MonitoringFilter.java:179)
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)
org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118)
org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84)
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)
org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
等等......
root cause
java.lang.StackOverflowError
org.hibernate.hql.internal.ast.tree.SqlNode.<init>(SqlNode.java:34)
sun.reflect.GeneratedConstructorAccessor36.newInstance(Unknown Source)
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
java.lang.reflect.Constructor.newInstance(Constructor.java:526)
java.lang.Class.newInstance(Class.java:379)
org.hibernate.hql.internal.ast.SqlASTFactory.create(SqlASTFactory.java:256)
antlr.ASTFactory.create(ASTFactory.java:153)
antlr.ASTFactory.create(ASTFactory.java:186)
org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.logicalExpr(HqlSqlBaseWalker.java:2018)
org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.logicalExpr(HqlSqlBaseWalker.java:2026)
org.hibernate.hql.internal.antlr.HqlSqlBaseWalker.logicalExpr(HqlSqlBaseWalker.java:2026)
等等....
你可以發佈完整的堆棧跟蹤嗎? –