On Wed, 25 May 2022 at 22:41, David G. Johnston <david.g.johns...@gmail.com> wrote: > On Wednesday, May 25, 2022, Japin Li <japi...@hotmail.com> wrote: > >> >> Hi, >> >> Today, I try to use repeat() to generate 1GB text, and it occurs invalid >> memory >> alloc request size [1]. It is a limit from palloc(), then I try to reduce >> it, >> it still complains out of memory which comes from enlargeStringInfo() >> [2]. The >> documentation about repect() [3] doesn't mentaion the limitation. >> > > That is still a “field” even if it is not stored. > > https://www.postgresql.org/docs/current/limits.html >
I mean this is a limitation about repect() function, it isn't really about 1GB, we can only use 1GB - 4 for it. -- Regrads, Japin Li. ChengDu WenWu Information Technology Co.,Ltd.
