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com.microsoft.sqlserver.jdbc.SQLServerException: 系统内存不足。请对大型 ResultSet 使用服务器端游标: Java heap space。ResultSet 大小:417,666,054。JVM 总内

2011-06-19 02:00 921 查看

com.microsoft.sqlserver.jdbc.SQLServerException: 系统内存不足。请对大型 ResultSet 使用服务器端游标: Java heap space。ResultSet 大小:417,666,054。JVM 总内存大小:66,650,112。
at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(Unknown Source)
at com.microsoft.sqlserver.jdbc.DBComms.receive(Unknown Source)
at com.microsoft.sqlserver.jdbc.IOBuffer.sendCommand(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerStatement.sendExecute(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerStatement.doExecuteQuery(Unknown Source)
at com.microsoft.sqlserver.jdbc.SQLServerPreparedStatement.executeQuery(Unknown Source)
at com.org.xcs.safecheck.user.dao.UserDAO.getUserTaskInfoBy(UserDAO.java:78)
at com.org.xcs.safecheck.user.action.UserTaskListAction.execute(UserTaskListAction.java:30)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196)
at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at com.org.xcs.safecheck.core.util.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:118)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Thread.java:619)

SQL语句写得太烂造成这个异常的

(这里进行了多表关联查询,我使用了简单 select column from A a,B b,C c,D d where a.x = b.x and b.y = c.y and c.z = d.z)

后来将sql语句使用inner join...on进行改写即可(论具体情况)。

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标签： 服务器 jvm java sql c

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