预作用系统工作原理

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select * from tbl_Articles_sphinx where id=1254643 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1737689,1982103,3357450,1253795,3199994,903972,1539465,1241323,1120111,2274368,1044951,1360874,3321233,2508013,1234759,3114256,3371139,2190577,1240420,3435864,929842,1234254,1114666,1419550,3518464,3141953,865967,2248413,684178,881598) ORDER BY field (ArticleID,1737689,1982103,3357450,1253795,3199994,903972,1539465,1241323,1120111,2274368,1044951,1360874,3321233,2508013,1234759,3114256,3371139,2190577,1240420,3435864,929842,1234254,1114666,1419550,3518464,3141953,865967,2248413,684178,881598)