_覓 | 覦覈襦 | 豕蠏手 | 殊螳 | 譯殊碁 |
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CREATE TABLE MM_END(MM_DATE DATETIME) INSERT INTO MM_END VALUES ('2001-11-28') INSERT INTO MM_END VALUES ('2001-11-29') INSERT INTO MM_END VALUES ('2001-11-30') INSERT INTO MM_END VALUES ('2001-12-01') INSERT INTO MM_END VALUES ('2001-12-31') SELECT DATEDIFF(MM, MM_DATE, MM_DATE + 1) FROM MM_END /* ----------- 0 0 1 0 1 */
鏤
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螳豢企 讌 蟯覓語 願 螳 蟆 覿覈 襷 谿∬ 螳 蟆企. |