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我有一个使用 Hibernate 的应用程序。它生成了以下 SQL 语句。我正在尝试修改查询以对数据进行分组，但我不断收到错误消息

ORA-00979: not a GROUP BY expression

查询

>  select
>         snstoken0_.id as id20_0_,
>         snstokenme1_.SNS_MESSAGE_ID as SNS2_21_1_,
>         snstokenme1_.SNS_TOKEN_ID as SNS3_21_1_,
>         snsmessage2_.id as id19_2_,
>         snsmaster3_.id as id17_3_,
>         snstokenpr4_.id as id22_4_,
>         snstoken0_.ACTIVE_STATE as ACTIVE2_20_0_,
>         snstoken0_.MEMBER_ID as MEMBER8_20_0_,
>         snstoken0_.SNS_MASTER_ID as SNS9_20_0_,
>         snstoken0_.TOKEN1 as TOKEN3_20_0_,
>         snstoken0_.TOKEN2 as TOKEN4_20_0_,
>         snstoken0_.TOKEN3 as TOKEN5_20_0_,
>         snstoken0_.DATE_TOKEN as DATE6_20_0_,
>         snstoken0_.USERNAME as USERNAME20_0_,
>         snstokenme1_.ARTICLE_ID as ARTICLE1_21_1_,
>         snstokenme1_.SNS_TOKEN_ID as SNS3_20_0__,
>         snstokenme1_.SNS_MESSAGE_ID as SNS2_0__,
>         snstokenme1_.SNS_TOKEN_ID as SNS3_0__,
>         snsmessage2_.ACTIVE_STATE as ACTIVE2_19_2_,
>         snsmessage2_.CONTENT_ID as CONTENT5_19_2_,
>         snsmessage2_.MESSAGE_TEXT as MESSAGE3_19_2_,
>         snsmessage2_.SNS_MESSAGE_ID as SNS6_19_2_,
>         snsmessage2_.POST_DATE as POST4_19_2_,
>         snsmaster3_.ACTIVE_STATE as ACTIVE2_17_3_,
>         snsmaster3_.ACTIVE_ICON as ACTIVE3_17_3_,
>         snsmaster3_.AUTHENTICATION_URL as AUTHENTI4_17_3_,
>         snsmaster3_.BREAK_TOKEN_URL as BREAK5_17_3_,
>         snsmaster3_.INACTIVE_ICON as INACTIVE6_17_3_,
>         snsmaster3_.NAME as NAME17_3_,
>         snsmaster3_.URL_WEBSITE as URL8_17_3_,
>         snstokenpr4_.ACTIVE_STATE as ACTIVE2_22_4_,
>         snstokenpr4_.SNS_TOKEN_ID as SNS5_22_4_,
>         snstokenpr4_.VALUE as VALUE22_4_,
>         snstokenpr4_.VAR as VAR22_4_,
>         snstokenpr4_.SNS_TOKEN_ID as SNS5_20_1__,
>         snstokenpr4_.id as id1__ 
>     from
>         SNS_TOKEN snstoken0_ 
>     left outer join
>         SNS_TOKEN_MESSAGE snstokenme1_ 
>             on snstoken0_.id=snstokenme1_.SNS_TOKEN_ID 
>     left outer join
>         SNS_MESSAGE snsmessage2_ 
>             on snstokenme1_.SNS_MESSAGE_ID=snsmessage2_.id 
>     left outer join
>         SNS_MASTER snsmaster3_ 
>             on snstoken0_.SNS_MASTER_ID=snsmaster3_.id 
>     left outer join
>         SNS_TOKEN_PROP snstokenpr4_ 
>             on snstoken0_.id=snstokenpr4_.SNS_TOKEN_ID 
>     group by
>         snstoken0_.MEMBER_ID
>     having
>         snstokenpr4_.VAR='PROFILE_IMAGE'
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1 回答 1

3

如果您在查询中提供 GROUP BY 子句，它必须在 SELECT 列表中包含所有非聚合表达式（除了文字和一些确定性函数的一些例外）。

在您的情况下，您需要在 GROUP BY 之后重复整个表达式列表（在 SELECT 之后）。

（如果这是由 Hibernate 生成的，那么 Hibernate 正在生成对 Oracle 无效的 SQL。）

于 2012-06-26T20:20:38.010 回答