数据统计有哪两种基本方法

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select * from tbl_Articles WHERE ArticleID=2369816 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2369816 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2369816 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1133441,1129635,1069944,1099703,830772,1042718,1128411,1045246,1081869,1041849,1060331,1096354,1065381,1079572,1459455,1080235,1132787,1109973,1076255,1105978,1123398,493886,1079027,1104533,1095784,1132415,1014587,1523710,1062692,1058437) ORDER BY field (ArticleID,1133441,1129635,1069944,1099703,830772,1042718,1128411,1045246,1081869,1041849,1060331,1096354,1065381,1079572,1459455,1080235,1132787,1109973,1076255,1105978,1123398,493886,1079027,1104533,1095784,1132415,1014587,1523710,1062692,1058437)