单驱和双驱差别在哪

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SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(846984,759820,364386,461793,646015,588966,537958,502506,3019160,441974,390063,2524619,686007,781250,648535,2737031,1191772,413336,918930,656979,1491862,737754,1215768,1353642,1205849,788700,547813,3437298,729015,848438) ORDER BY field (ArticleID,846984,759820,364386,461793,646015,588966,537958,502506,3019160,441974,390063,2524619,686007,781250,648535,2737031,1191772,413336,918930,656979,1491862,737754,1215768,1353642,1205849,788700,547813,3437298,729015,848438)