根据日期自增的sql语句

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Insert into wd_orderitem (count , id_dish , state , info , sn , id_order)values
(1 , 1000000001 , 3 , ARRAY[ ROW(2,1000000001,CURRENT_TIMESTAMP(0))::info ] ,
(SELECT 1+(case when max(sn) ISNULL then 0 else max(sn) end) FROM wd_orderitem WHERE id_order=1000000010 AND id_dish=1000000001) , 1000000010)

根据日期自增的sql语句

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原文地址：http://www.cnblogs.com/java-php/p/4408687.html