除法估算有余数怎么办

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select * from tbl_Articles WHERE ArticleID=386294 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=386294 LIMIT 0,1
select * from tbl_Articles_sphinx where id=386294 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(918164,1111638,1090188,1068330,1123559,152704,1101611,1070534,1071195,1113706,1092454,1081737,1056510,1115463,1068646,1087485,1073678,866614,846010,1107505,1014555,488246,842858,1088670,1069799,1111222,1123979,1096503,435151,1129335) ORDER BY field (ArticleID,918164,1111638,1090188,1068330,1123559,152704,1101611,1070534,1071195,1113706,1092454,1081737,1056510,1115463,1068646,1087485,1073678,866614,846010,1107505,1014555,488246,842858,1088670,1069799,1111222,1123979,1096503,435151,1129335)