Mysql 取字段值逗号第一个数据的查询语句
2022-05-13 20:49:03 来源:易采站长站 作者:
复制代码 代码如下:
select count(*) as lot from OA_sample_check where left(ecnNO, LOCATE(',',ecnNO)-1)='a1'
select count(*) as lot from OA_sample_check where left(ecnNO, LOCATE(',',ecnNO)-1)='a1'
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