分数是有理数吗

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select * from tbl_Articles WHERE ArticleID=2770619 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2770619 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2770619 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1090356,3180793,2446297,1105237,1097857,1019156,1183569,1119504,3239545,2816632,1111726,1111804,1099723,3148174,3249777,2618210,582496,1105339,976233,424562,891193,1094757,623147,1426103,1106244,86140,1571757,3083061,3400220,410282) ORDER BY field (ArticleID,1090356,3180793,2446297,1105237,1097857,1019156,1183569,1119504,3239545,2816632,1111726,1111804,1099723,3148174,3249777,2618210,582496,1105339,976233,424562,891193,1094757,623147,1426103,1106244,86140,1571757,3083061,3400220,410282)