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* best way for constants in the database
@ 2006-01-16 18:49 chester c young <chestercyoung@yahoo.com>
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From: chester c young @ 2006-01-16 18:49 UTC (permalink / raw)
To: pgsql-sql
anybody have a good way to impliment constants in the database?
using an immutable pgpgsql function, constant_name() - works, but not
necessarily very efficient.
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* Re: best way for constants in the database
@ 2006-01-16 18:53 Owen Jacobson <ojacobson@osl.com>
0 siblings, 0 replies; 2+ messages in thread
From: Owen Jacobson @ 2006-01-16 18:53 UTC (permalink / raw)
To: pgsql-sql
chester c young wrote:
> anybody have a good way to impliment constants in the database?
>
> using an immutable pgpgsql function, constant_name() - works, but not
> necessarily very efficient.
A function declared IMMUTABLE should be efficient enough; it'll usually be evaluated once per query at most. The real answer is, as usual, "it depends." What're you trying to accomplish with a constant?
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2006-01-16 18:49 best way for constants in the database chester c young <chestercyoung@yahoo.com>
2006-01-16 18:53 Re: best way for constants in the database Owen Jacobson <ojacobson@osl.com>
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