库管面试应注意哪些

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select * from tbl_Articles WHERE ArticleID=3317095 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3317095 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3317095 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(304721,1524662,1129399,2601777,373708,1128910,2402069,2001870,1077730,1459663,1088593,326569,3096128,1464792,1042863,1401481,1983795,2997202,1125357,1499417,219964,1068646,797249,1066738,1118585,1301350,1938522,319605,993285,1097531) ORDER BY field (ArticleID,304721,1524662,1129399,2601777,373708,1128910,2402069,2001870,1077730,1459663,1088593,326569,3096128,1464792,1042863,1401481,1983795,2997202,1125357,1499417,219964,1068646,797249,1066738,1118585,1301350,1938522,319605,993285,1097531)