[英]ORACLE PL/SQL How to create ParentID in Procedure
我假設您的表名為 YourTable
UPDATE YourTable t1
SET t1.PARENTID_DEPARTMENT = (SELECT t2.ID_DEPARTMENT
FROM YourTable t2
WHERE t1.PARENT_DEPARTMENT_CODE = t2.DEPARTMENT_CODE)
WHERE t1.PARENT_DEPARTMENT_CODE <> ''
AND EXISTS (SELECT t2.ID_DEPARTMENT
FROM YourTable t2
WHERE t1.PARENT_DEPARTMENT_CODE = t2.DEPARTMENT_CODE)
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