大数据是什么意思

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select * from tbl_Articles WHERE ArticleID=2399144 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2399144 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2399144 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1285316,392265,1325402,946048,2029011,2959078,3516542,826089,2520646,778955,1341893,2669791,3513787,645633,999937,2102796,3350578,2392510,1707063,2039312,708450,3389102,1129322,969425,3503722,3414957,1105152,1608729,1603723,536624) ORDER BY field (ArticleID,1285316,392265,1325402,946048,2029011,2959078,3516542,826089,2520646,778955,1341893,2669791,3513787,645633,999937,2102796,3350578,2392510,1707063,2039312,708450,3389102,1129322,969425,3503722,3414957,1105152,1608729,1603723,536624)