k方的观测值是什么

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select * from tbl_Articles WHERE ArticleID=3187761 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3187761 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3187761 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(386798,3180001,1589694,996414,755093,856423,1958425,3378837,3129144,494513,845242,1195302,3373713,772777,2264283,956639,395343,421121,1027334,479224,480864,2344980,1600351,790658,1202579,1133507,1163324,591473,709216,1586780) ORDER BY field (ArticleID,386798,3180001,1589694,996414,755093,856423,1958425,3378837,3129144,494513,845242,1195302,3373713,772777,2264283,956639,395343,421121,1027334,479224,480864,2344980,1600351,790658,1202579,1133507,1163324,591473,709216,1586780)