Re: Allow \pset to parse "on or off" for boolean values

Your patch has been added to the PostgreSQL unapplied patches list at:

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It will be applied as soon as one of the PostgreSQL committers reviews
and approves it.

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Chad Wagner wrote:
> This is a TODO item:
>
> o Allow psql \pset boolean variables to set to fixed values, rather
> than toggle
>
>
> Basically allows for:
> test=# \pset expanded on
> Expanded display is on.
> test=# \pset footer off
> Default footer is off.
> test=# \pset footer
> Default footer is on.
> test=# \pset footer
> Default footer is off.
> test=# \pset footer
> Default footer is on.
>
>
> Basically the change is to check if value in do_pset is != NULL to call
> ParseVariableBool to get a true/false and set the value directly, of the
> second parameter is not provided then the "old logic" of toggling is
> supported.
>
> The pset variables that are adjusted are:
> expanded
> numericlocale
> tuples_only
> pager (supports on/off/always now)
> footer

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