Examples
| PostgreSQL 9.4.21 Documentation | |||
|---|---|---|---|
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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
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B-tree equivalent functionality for several data types
- hstore
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Module for storing (key, value) pairs
- intarray
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Enhanced support for int[]
- pg_trgm
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Text similarity using trigram matching