create table test( id int primary key auto_increment, name varchar(20), sex int ) insert into test(name,sex) values(\'小明\',1),(\'小兰\',0),(\'小邹\',1),(\'小孟\',0) select id ,name ,if(sex=1,\'男\',\'女\') from test select id ,name ,case sex when 1 then \'男\' else \'女\' end as sex from test
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