高速上限号吗?

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select * from tbl_Articles WHERE ArticleID=1575602 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1575602 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1575602 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(713869,413272,805412,772444,984688,737264,459360,581355,601949,600121,542840,691669,607897,541390,579430,604638,364680,786798,883888,431209,686915,709014,2497476,645083,453019,814564,534494,374787,737636,430544) ORDER BY field (ArticleID,713869,413272,805412,772444,984688,737264,459360,581355,601949,600121,542840,691669,607897,541390,579430,604638,364680,786798,883888,431209,686915,709014,2497476,645083,453019,814564,534494,374787,737636,430544)