3rd October 2019: PostgreSQL 12 Released!
Supported Versions: Current (12) / 11 / 10 / 9.6 / 9.5 / 9.4
Development Versions: devel
Unsupported versions: 9.3 / 9.2

65.5. Examples

The PostgreSQL source distribution includes several examples of index operator classes for SP-GiST, as described in Table 65.1. Look into src/backend/access/spgist/ and src/backend/utils/adt/ to see the code.

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