Oleg Bartunov <obartu...@postgrespro.ru> writes: > Attached is a small patch, which documents the maximum size of > json[b] types. Probably, it's worth to patch previous releases, where > the types were introduced.
If you said "maximum size is 1GB", period, I'd believe it ... although I'm pretty sure that general limitation is already documented elsewhere. I don't believe that it's possible to make a 256 Gb jsonb. How will that fit in the varlena header? regards, tom lane