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问题描述
在Oracle中,可以通过过滤虚拟" rownum列来限制在任意查询中返回的行数.考虑下面的示例,该示例最多返回10行.
In Oracle, the number of rows returned in an arbitrary query can be limited by filtering on the "virtual" rownum column. Consider the following example, which will return, at most, 10 rows.
SELECT * FROM all_tables WHERE rownum <= 10在Ingres中是否有一种简单的通用方法来做类似的事情?
Is there a simple, generic way to do something similar in Ingres?
推荐答案公然更改我的答案. 限制10"适用于MySql等,Ingres使用
Blatantly changing my answer. "Limit 10" works for MySql and others, Ingres uses
Select First 10 * from myTable参考
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如何限制Ingres中任意查询的结果集大小?
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