select * from table order by id limit (intPage - 1) * PageRow , intPage * PageRow
去重SQL
select product_code,count(*) as count from h_product_info group by product_code having count>1;
select d_date,count(*) as count from h_oddnum group by d_date having count>1 order by d_date desc;
delete from h_oddnum where id in (select min(id) from h_oddnum group by d_date having count(d_date) > 1)
create table tmp as select min(id) as col1 from blur_article group by title;
delete from blur_article where id not in (select col1 from tmp);
drop table tmp;
select min(id) from h_oddnum group by d_date having count(d_date) > 1
create table tmp as select min(id) as col1 from h_oddnum group by d_date having count(d_date) > 1;
delete from h_oddnum where id not in (select col1 from tmp);
drop table tmp;
insert into h_oddnum(id,d_date,d_code) values('e1d64c5f536b4b1bbfe9f04511c01f3f','20150422172207','00001');
posted on 2015-05-19 17:12
藤本薔薇 閱讀(180)
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