The optimizer considers star join optimization when appropriate and decides on star join plan based on cost considerations in order to come up with best execution plan for a star join query.

为了实现星型连接查询的最佳执行计划，优化器在适当的时候会考虑星型连接优化，并根据成本因素来决定星型连接计划。

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You could, for example, join based on field 3 from one file and field 10 from another.

比如，在执行连接时，可以对某个文件使用字段 3，而对另一个文件使用字段 10。

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An AOP system that supports consuming annotations will let you select join points based on annotations associated with program elements.

支持消费注释的AOP系统使您可以基于与程序元素相关联的注释选择连接点。

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It is hard to associate some of the teenage lads and wheezing middle-aged men, hoping to join some informal village-based militia, with any kind of organised fighting force.

ECONOMIST: All roads lead to Tropoje | The

French law explicitly outlaws it, and denies second wives the right to join their husbands in France (though if a second wife dies, her children are sometimes allowed to join their French-based father).

ECONOMIST: Sharia in the West

Join Silicon Valley-based organizations for women in tech such as Astia, Women 2.0, Women in Technology International and attend events such as Women 2.0 PITCH, BlogHer Entrepreneurs Conference and Stanford Entrepreneurship Network.

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