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sum(case when identify_type=01 then 1 else 0 end ),
sum(case when identify_type=02 then 1 else 0 end ),
sum(case when identify_type=03 then 1 else 0 end ) FROM `user_info`;
mysql 一个表内根据字段对应值不同查询统计总数
标签:分享 images rom identify http src 技术分享 when mysq