操作系统通常应具备哪些功能

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select * from tbl_Articles_data WHERE ArticleID=2435388 LIMIT 0,1
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SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(780159,235744,2365090,1130903,1305740,1337117,1087439,1074712,1121734,1071941,1440460,682344,1510351,449864,952621,1537260,2005717,1845130,1124145,2902678,2562255,1046566,2174624,2366545,2328687,138203,2318522,313259,163735,1088508) ORDER BY field (ArticleID,780159,235744,2365090,1130903,1305740,1337117,1087439,1074712,1121734,1071941,1440460,682344,1510351,449864,952621,1537260,2005717,1845130,1124145,2902678,2562255,1046566,2174624,2366545,2328687,138203,2318522,313259,163735,1088508)