单位成本的计算公式

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select * from tbl_Articles WHERE ArticleID=444630 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=444630 LIMIT 0,1
select * from tbl_Articles_sphinx where id=444630 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(701069,662027,1610948,798528,446649,738957,2031911,831936,818253,376159,638348,2325118,484501,1031973,734641,680958,821077,82407,780350,3448091,1502156,805548,1123312,797408,1031316,917694,704680,514406,688329,1805098) ORDER BY field (ArticleID,701069,662027,1610948,798528,446649,738957,2031911,831936,818253,376159,638348,2325118,484501,1031973,734641,680958,821077,82407,780350,3448091,1502156,805548,1123312,797408,1031316,917694,704680,514406,688329,1805098)