这是典型的MySQL问题,通常可以通过从派生表中进行选择来规避,例如
FROM manager AS m2
采用
FROM (select * from manager) AS m2
完整的声明:
UPDATe managerSET status = 'Y'WHERe branch_id IN( select branch_id FROM (select * from manager) AS m2 WHERe (branch_id, year) IN ( SELECt branch_id, year FROM branch_master WHERe type = 'finance' ));
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