19.10.2020 12:42, marius adrian popa wrote:
From pg release notes
https://www.postgresql.org/about/news/postgresql-13-released-2077/
https://www.postgresql.org/docs/13/btree-implementation.html#BTREE-DEDUPLICATION
ps: I don't know if Firebird can be optimized in a similar
AFAIU, PG tried to fix its own issue. Firebird is free from similar problem
thanks
to prefix compression of index keys. Duplicate chains already contains no
duplicated
keys. Feel free to correct me, if necessary.
Regards,
Vlad
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