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Home > Database > Mysql Tutorial > Mysql 取字段值逗号第一个数据的查询语句_MySQL

Mysql 取字段值逗号第一个数据的查询语句_MySQL

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Release： 2016-06-01 13:25:36
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select count(*) as lot from OA_sample_check where left(ecnNO, LOCATE(',',ecnNO)-1)='a1'
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