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PG.CENTER connects PostgreSQL documentation, reference, and ecosystem knowledge. Maintained by Pigsty.

Supported versions: 16 / 15 / 14
Unsupported versions: 13 / 12 / 11 / 10 / 9.6 / 9.5 / 9.4 / 9.3 / 9.2 / 9.1 / 9.0 / 8.4 / 8.3 / 8.2
Historical version. PostgreSQL 8.2 reached end of support in December 2011. See the current manual for supported releases.

51.6. Examples

The PostgreSQL source distribution includes GIN classes for one-dimensional arrays of all internal types. The following contrib modules also contain GIN operator classes:

intarray

Enhanced support for int4[]

tsearch2

Support for inverted text indexing. This is much faster for very large, mostly-static sets of documents.

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Read the upstream documentation. For corrections, first check the current manual.