SQLSERVER merge的简单用法

 MERGE INTO TEST_IN_COPY3 a USING ( SELECT '武汉-北京998' AS NAME, '2017 - 11 - 21 11 : 53 : 49.0000000 + 00 : 00' AS datetimeoffseta, '2017-11-10 11:52:20' AS datetim2e, 998 AS ID, '2017-11-07 11:52:10'

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