带有MyBatis SQL查询的不明确列
我下面的查询有一个错误。你能帮帮我吗 错误是由不明确的列引起的。我有个主意,我不确定 我认为错误在于此处的WorkUID列不明确:带有MyBatis SQL查询的不明确列,sql,sql-server,mybatis,Sql,Sql Server,Mybatis,我下面的查询有一个错误。你能帮帮我吗 错误是由不明确的列引起的。我有个主意,我不确定 我认为错误在于此处的WorkUID列不明确: <isNotEmpty property="uids"> AND WorkUID IN <iterate property="uids" open="(" close=")" conjunction=","> #uids[]# </iterate> </isNotEmpty>
<isNotEmpty property="uids">
AND WorkUID IN
<iterate property="uids" open="(" close=")" conjunction=",">
#uids[]#
</iterate>
</isNotEmpty>
以下是查询:
<select id="getData" resultClass="java.lang.Integer" parameterClass="java.util.Map" >
<![CDATA[
SELECT xrn.WorkUID
FROM
(SELECT uow.WorkUID,
ROW_NUMBER() OVER(PARTITION BY wsh.WorkUID ORDER BY wsh.DT DESC) AS rnk
FROM UnitWork uow
INNER JOIN SigHist sh ON sh.SigUID = uow.SigUID
INNER JOIN DataCell d ON d.WorkUID = uow.WorkUID
INNER JOIN WorkStatHist wsh ON (wsh.WorkUID = uow.WorkUID
AND wsh.WorkUID = d.WorkUID
AND 8 =
(SELECT TOP 1 StatusUID
FROM WorkStatHist(NOLOCK)
WHERE WorkUID = uow.workUID
ORDER BY DT DESC))
WHERE (uow.ReleasedDT > #fromDate#)
OR (sh.UpdatedDT > #fromDate#)
AND d.EffectiveTo >= GETDATE() + 1
]]>
<dynamic>
<isNotEmpty property="toDate">
<![CDATA[
AND d.EffectiveTo < #toDate#
]]>
</isNotEmpty>
<isNotEmpty property="uids">
AND WorkUID IN
<iterate property="uids" open="(" close=")" conjunction=",">
#uids[]#
</iterate>
</isNotEmpty>
</dynamic>
<![CDATA[
) xrn
WHERE xrn.rnk=1
]]>
</select>
我对MyBatis一点也不熟悉,因此我无法解释代码的这一部分,但您的问题似乎与以下部分有关:
<isNotEmpty property="uids">
AND WorkUID IN
<iterate property="uids" open="(" close=")" conjunction=",">
#uids[]#
</iterate>
</isNotEmpty>
这是什么语言。。。?显然,除了SQL Server之外,还有另一种语言在使用。请适当标记您的问题。请重新命名你的头衔。你没有这个资格。。。然后工作。在感谢您的回复后的Where语句中,这是一个用mybatis编写的sql查询。魏欧DBA,你能不能再解释一下你在这个问题上发现了什么错误,因为我没有听清楚你上面的解释。非常感谢guys+1的评论:看到它被用作每个表的连接约束,我们告诉它在哪个表中查找并不特别重要。回答正确。谢谢大家的帮助。我已经按照Siyual的指导解决了这个问题。大家好,我能问一个关于上述问题的最后一个问题吗?如何在我的WHERE条件中添加新条件,如:WHERE wsh.WorkUID=uow.WorkUID和uow.WorkUID IN55,以从WorkStatHistNOLOCK中选择前1个状态UID。它没有考虑到我的新情况
<isNotEmpty property="uids">
AND WorkUID IN
<iterate property="uids" open="(" close=")" conjunction=",">
#uids[]#
</iterate>
</isNotEmpty>
<isNotEmpty property="uids">
AND uow.WorkUID IN
<iterate property="uids" open="(" close=")" conjunction=",">
#uids[]#
</iterate>
</isNotEmpty>