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 David J.
