Hmmm. On second thought, maybe one or the other is enough, either restrict the parameter to values where the approximation is good, or put out a clear documentation about when the approximation is not very good, but it may be still useful even if not precise. Also I have recorded patch to CF 2017-09 — https://commitfest.postgresql.org/14/1206/. |
pgbench-zipf-05v.patch
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Thanks and Regards, Alik Khilazhev Postgres Professional: http://www.postgrespro.com The Russian Postgres Company |