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Re: Indexing a Boolean or Null column? - Mailing list pgsql-performance

From Christopher Kings-Lynne
Subject Re: Indexing a Boolean or Null column?
Date
Msg-id 3FF7BEDD.7050208@familyhealth.com.au
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In response to Re: Indexing a Boolean or Null column?  ("D. Dante Lorenso" <dante@lorenso.com>)
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> In this case, it WILL pay off to have the index on a boolean
> column, yes?  Will I win my debate with my collegue? ;-)
>
> I think Tom Lanes suggestion of partial indexes is what I need to
> look into.

Yes, given that it will be highly skewed towards false entries, Tom's
suggestion is perfect.

Chris

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