可决系数为多少才算好

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select * from tbl_Articles WHERE ArticleID=2057892 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2057892 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2057892 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(724181,2784640,1518331,1095554,262498,150315,286017,2623625,2403222,280382,2655521,188450,1125217,635991,1308911,1510922,893298,724293,1120603,484287,137060,757130,1044561,2932191,875125,374996,1370202,1089116,2726152,1092365) ORDER BY field (ArticleID,724181,2784640,1518331,1095554,262498,150315,286017,2623625,2403222,280382,2655521,188450,1125217,635991,1308911,1510922,893298,724293,1120603,484287,137060,757130,1044561,2932191,875125,374996,1370202,1089116,2726152,1092365)