On 2019-May-29, Dmytry Strikha wrote:
> Could this get a special mention in the documentation for Indexes on
> expressions? Most unfamiliar users will look there to figure out the
> correct way to create the index and will be at least warned.
That sounds reasonable. Care to submit a patch?
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Álvaro Herrera https://www.2ndQuadrant.com/
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