sql中int范围为什么是4

页面:/news/view-1522101/ | 耗时:0.1465 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=1522101 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1522101 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1522101 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1092696,1064813,1072314,1041948,1082928,1062965,1076656,1071041,1080241,1091177,1094925,1083265,1068973,1079069,1081247,1041781,1085616,1113790,1058867,1078737,1063213,1067207,1076541,1082303,1090082,1122204,1062364,1076720,1077569,1059915) ORDER BY field (ArticleID,1092696,1064813,1072314,1041948,1082928,1062965,1076656,1071041,1080241,1091177,1094925,1083265,1068973,1079069,1081247,1041781,1085616,1113790,1058867,1078737,1063213,1067207,1076541,1082303,1090082,1122204,1062364,1076720,1077569,1059915)