请问离线地图什么意思

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select * from tbl_Articles WHERE ArticleID=225242 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=225242 LIMIT 0,1
select * from tbl_Articles_sphinx where id=225242 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1763748,1056858,1721928,2244889,1101921,1364176,1065871,1100757,1091703,1081747,1943061,1124169,1049170,1077182,1081895,1078392,1727252,1096000,1089842,1067667,1067017,1045161,1067769,1071501,1435618,1048622,1460578,1068370,1933958,1894368) ORDER BY field (ArticleID,1763748,1056858,1721928,2244889,1101921,1364176,1065871,1100757,1091703,1081747,1943061,1124169,1049170,1077182,1081895,1078392,1727252,1096000,1089842,1067667,1067017,1045161,1067769,1071501,1435618,1048622,1460578,1068370,1933958,1894368)