troubleshooting Question

Join Algorithms and Subquery Flattening

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SybaseUk asked on
Sybase Database
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What is subquery flattening and what is its relevance to Sybase IQ?? Can you give an example of a subquery being flattened?

Also, I understand that Sybase IQ has several join algorithms available to the optimizer. Can you explain the purpose of these and give an example of each one??

Thanks.
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