Re: random() function documentation
Tom Lane <tgl@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Dagfinn Ilmari Mannsåker <ilmari@ilmari.org>
Cc: pgsql-hackers@lists.postgresql.org
Date: 2022-04-11T19:19:47Z
Lists: pgsql-hackers
=?utf-8?Q?Dagfinn_Ilmari_Manns=C3=A5ker?= <ilmari@ilmari.org> writes: > Tom Lane <tgl@sss.pgh.pa.us> writes: >> How about we just say "uses a linear-feedback shift register algorithm"? > That works for me. Nice and simple, and not overly specific. Should we > perhaps also add a warning that the same seed is not guaranteed to > produce the same sequence across different (major?) versions? I wouldn't bother, on the grounds that then we'd need such disclaimers in a whole lot of places. Others might see it differently though. regards, tom lane
Commits
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Doc: update description of random() function.
- d4f109e4a2c0 15.0 landed
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Replace random(), pg_erand48(), etc with a better PRNG API and algorithm.
- 3804539e48e7 15.0 cited