关于主从概念关联关系

wto.2008

1、您好。想问下我们的主表是一个单独的概念并建了表，从表是引用其他概念没有单独建表，这样的话主从关系应该怎么设置？从表是否必须单独也建张表？2、有参考案例么？

jishuang

没有表数据不需要存吗？

wto.2008

jishuang 发表于 2017-9-19 17:14
没有表数据不需要存吗？

你好！现有两概念表SampleOrder和sampleOrder_sup，想设置成主从表关系可以进行级联删除，互逆关系也设置好了可是报这个错时为什么？


<action xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:p="http://www.orbeon.com/oxf/pipeline" xmlns:justep="http://www.justep.com/x5#" xmlns:xslt="http://www.orbeon.com/oxf/processors" xmlns:xforms="http://www.w3.org/2002/xforms" xmlnsxf="http://www.orbeon.com/oxf/processors" xmlns:ns="http://www.justep.com/x5#" xmlns:xbiz="http://www.justep.com/xbiz#" activity="mainActivity" process="/SA/OPM/system/systemProcess" name="queryDataTestAction"><parameters><parameter name="ksql"><xbiz:simple type="http://www.w3.org/2001/XMLSchema#string">select SampleOrder.*     from SampleOrder SampleOrder LIMIT 0, 50</xbiz:simple></parameter><parameter name="dataModel"><xbiz:simple type="http://www.w3.org/2001/XMLSchema#string">/CAPP/develop/data</xbiz:simple></parameter></parameters></action>
java.lang.reflect.InvocationTargetException
        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:497)
        at com.justep.system.action.Engine.invokeActions(Native Method)
        at com.justep.system.action.Engine.invokeActions(Unknown Source)
        at com.justep.business.server.BusinessServer.doAction(Unknown Source)
        at com.justep.business.server.BusinessServer.doExcute(Unknown Source)
        at com.justep.business.server.BusinessServer.excute(Unknown Source)
        at com.justep.business.server.BusinessServer.excute(Unknown Source)
        at com.justep.business.server.BusinessServerServlet.execService(Unknown Source)
        at com.justep.business.server.BusinessServerServlet.service(Unknown Source)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
        at com.justep.x.bs.BusinessServerServlet.service(Unknown Source)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:723)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        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:127)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)
        at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:606)
        at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
        at java.lang.Thread.run(Thread.java:745)
Caused by: com.justep.exception.BusinessException: 编码: JUSTEP150210; 提示: 执行KSQL出错, KSQL: select SampleOrder.*     from SampleOrder SampleOrder LIMIT 0, 50
--> sql:
--> binds: []
        at com.justep.exception.BusinessException.create(Unknown Source)
        at com.justep.system.data.impl.TableUtilsImplement.ksqlSelect(Unknown Source)
        at com.justep.system.data.impl.TableUtilsImplement.ksqlSelect(Unknown Source)
        at com.justep.system.data.impl.TableUtilsImplement.ksqlSelect(Unknown Source)
        at com.justep.system.data.KSQL.select(Unknown Source)
        at KSQLProcedure.query(KSQLProcedure.java:17)
        ... 27 more
Caused by: com.justep.exception.BusinessException: 编码: JUSTEP154058; 提示: 以*展开的单值关系只能保存到主表上, SampleOrder.Fsample_sdata不允许以*展开
        at com.justep.exception.BusinessException.create(Unknown Source)
        at com.justep.util.Utils.check(Unknown Source)
        at com.justep.system.ksql.parser.AbstractParser.handleAllRelation(Unknown Source)
        at com.justep.system.ksql.parser.AbstractParser.selectSentenceNode(Unknown Source)
        at com.justep.system.ksql.parser.QueryParser.start(Unknown Source)
        at com.justep.system.ksql.parser.QueryParser.start(Unknown Source)
        at com.justep.system.ksql.parser.AbstractParser.parse(Unknown Source)
        ... 32 more

jishuang

http://docs.wex5.com/bex5-server-question-list-10022/