Hi, On Fri, 2025-06-20 at 09:46 +0800, James Pang wrote: > same OS RHEL8, install pgv14.11 and pgv18.beta1_3, both installation > by RPM from pgdg, and use similar postgresql.conf.
<snip> > 18.beta1 > postgres=# \timing on > Timing is on. > postgres=# select * from tt where b ~~ 'a%'; > a | b > ---+--- > (0 rows) > > Time: 78.532 ms > postgres=# select * from tt where b ~~ 'a%' > postgres-# ; > a | b > ---+--- > (0 rows) > > Time: 83.516 ms > postgres=# select * from tt where b ~~ 'a%'; > a | b > ---+--- > (0 rows) It's likely because v18 beta RPMs are built with --enable-debug and --enable-cassert . See the note on yum.postgresql.org: https://yum.postgresql.org/rpmchart/#pg18 Regards, -- Devrim Gündüz Open Source Solution Architect, PostgreSQL Major Contributor BlueSky: @devrim.gunduz.org , @gunduz.org
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