The PostgreSQL source distribution includes GIN operator classes for tsvector
and for one-dimensional arrays of all internal types. Prefix searching in tsvector
is implemented using the GIN partial match feature. The following contrib
modules also contain GIN operator classes:
btree_gin
-
B-tree equivalent functionality for several data types
hstore
-
Module for storing (key, value) pairs
intarray
-
Enhanced support for
int[]
pg_trgm
-
Text similarity using trigram matching
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