jsonb - Get all JSON keys efficiently on PostgreSQL -


having table

create table tbl(data jsonb)

i can select keys match pattern object in data column using

select keys.key (   select distinct jsonb_object_keys(data) key   tbl ) keys keys.key ~ '^fc_[a-z]+$'

while gives me desired results pretty slow large number of columns large objects in data column. have not been able find way of creating index on jsonb keys, except via materialized view. there solution give me better performance without overhead?


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