Path expected for join!错误处理

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Path expected for join!错误处理

在Hibernate中,进行连接查询时,如果使用join语句,就容易产生标题所示的错误. 比如from Content o left join Mcp mcp where o.mcp.id=mcp.id and mcp.id=2 正确的做法应该是在A中建立private Mcp mcp,并映射, 然后通过from Content o left join o.mcp mcp where mcp.id=2 奇怪吧,这么罗嗦.其实大可不必这样连接操作,只要from Content where mcp…

Path expected for join!的解决办法

Path expected for join! [SELECT count(*) FROM cn.com.jsoft.entities.TDSysnphoto p left join TDSysnotice s where p.snid = s.id]; nested exception is org.hibernate.hql.ast.QuerySyntaxException: Path expected for join! [SELECT count(*) FROM cn.com.jsoft…

netdom join 错误：指定的域不存在，或无法联系。

环境: 域控制器:feiquan.com IP:192.168.1.132 客户端:\\win-quan IP:192.168.1.129(动态) 域控制器可以和客户端ping通,但客户端加入域时就是提示,定的域不存在,或无法联系. 解决过程: 弄了一下午,客户机远程加入域就是提示:定的域不存在,或无法联系. netdom join %computername% /d:feiquan.com /ud:administrator /pd:* /uo:administrator /po:* 换在域…

【Java】导入项目时，出现The project cannot be built until build path errors are resolved错误解决方法

先检查jar包,jar包的地址如果不一样需要remove后重新导入的,右键项目→Build Path. 看额外的jar包有没有×,地址正不正确,要是不正确,remove错误jar包,再点击Add Extenal JARs 最后检查JDK的版本,当然是选自己电脑下载的版本了,点击环境的下拉菜单. 要是还有错误的话,我也没辙了,去看看别的教程吧.…

"Class does not support Automation or does not support expected interface"数据库连接错误问题分析与解决

1,故障现象本人编译的英文版程序在本机上运行OK,换台电脑运行,发现启动时连接数据库出错. 错误信息如下: --------------------------- Error start database --------------------------- database testing error, error description as Class does not support Automation or does not support expected interface…

moviepy音视频剪辑：headblur函数遇到的TypeError: integer argument expected, got float错误的解决方案

运行环境如下: python版本:3.7 opencv-python版本:4.2.0.34 numpy版本:1.19.0 错误信息: 在调用moviepy1.03版本的headblur函数执行人脸跟踪和模糊化处理时,报如下错误: File "F:/study/python/project/moviepyTest/moviepyTest.py", line 63, in <module> clip_blurred = clip.fx(vfx.headblur, trackin…

AndroidStudio导入项目出现Your project path contains non-ASCII characters错误

Your project path contains non-ASCII characters. This will most likely cause the build to fail on Windows. Please move your project to a different directory. See http://b.android.com/95744 for details. This warning can be disabled by using the comman…