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RSS订阅原创 后台java接受request传值
Map parameters = new HashMap(); Enumeration enumer = request.getParameterNames(); while(enumer.hasMoreElements()){ String name = enumer.nextElement().toString(); String param = reque
2014-12-11 15:34:37
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原创 删除数据库某字段重复数据
字段：partDrawingNo 表名：Sheet1$ select distinct partDrawingNo from Sheet1$ DELETE FROM Sheet1$ WHERE (id IN (SELECT a.id FROM Sheet1$ a LEFT OUTER JOIN (SELECT partDrawingNo FROM Sheet1$ GROUP BY
2013-11-20 11:25:02
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