小数点除法怎么算

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select * from tbl_Articles WHERE ArticleID=3068652 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3068652 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3068652 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(465112,433326,586557,373243,496619,387484,479052,429215,429583,458605,363251,513627,1121198,438634,1103821,1104677,421349,522106,468060,467078,358571,513791,473147,504021,2542741,469349,472276,496369,1214806,442032) ORDER BY field (ArticleID,465112,433326,586557,373243,496619,387484,479052,429215,429583,458605,363251,513627,1121198,438634,1103821,1104677,421349,522106,468060,467078,358571,513791,473147,504021,2542741,469349,472276,496369,1214806,442032)