计算减法时什么要对齐

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select * from tbl_Articles WHERE ArticleID=1866335 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1866335 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1866335 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1052191,1049836,1086270,993213,1072290,1065841,1085226,1055758,1054358,1079840,1068664,1072615,1082261,983962,1085358,1078983,1072591,1070934,1073389,1074184,1077569,1061328,1068973,1054860,1085170,1062066,1082356,1065195,1073588,1077976) ORDER BY field (ArticleID,1052191,1049836,1086270,993213,1072290,1065841,1085226,1055758,1054358,1079840,1068664,1072615,1082261,983962,1085358,1078983,1072591,1070934,1073389,1074184,1077569,1061328,1068973,1054860,1085170,1062066,1082356,1065195,1073588,1077976)