Help Center/ GaussDB(DWS)/ Tool Guide/ DSC/ SQL Syntax Migration Reference/ Oracle Syntax Migration/ OUTER QUERY (+)
Updated on 2024-07-19 GMT+08:00
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OUTER QUERY (+)

Join is supported by GaussDB(DWS), so parameter supportJoinOperator is added.

OUTER QUERY (+) can be migrated when supportJoinOperator is set to false.

Input-OUTER QUERY(+)

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SELECT PP.PUBLISH_NO 
                     FROM SPMS_PARAM_PUBLISH PP 
                       WHERE PP.PUBLISH_ID(+) = TB2.PUBLISH_ID; 
    
               SELECT  I.APP_CHNAME, I.APP_SHORTNAME 
                     FROM SPMS_APPVERSION SA, SPMS_APP_INFO I 
                      WHERE SA.APP_ID = I.APP_ID(+) 
                       AND SA.DELIVERY_USER = IN_USERID 
                       ORDER BY  APPVER_ID DESC ;

Output

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SELECT
          PP.PUBLISH_NO
     FROM
          SPMS_PARAM_PUBLISH PP
     WHERE
          PP.PUBLISH_ID (+) = TB2.PUBLISH_ID
;
 
SELECT
          I.APP_CHNAME
          ,I.APP_SHORTNAME
     FROM
          SPMS_APPVERSION SA
          ,SPMS_APP_INFO I
     WHERE
          SA.APP_ID = I.APP_ID (+)
          AND SA.DELIVERY_USER = IN_USERID
     ORDER BY
          APPVER_ID DESC
;
Parent topic: Oracle Syntax Migration