11th October 2018: PostgreSQL 11 RC 1 Released!
Supported Versions: Current (10) / 9.6 / 9.5 / 9.4 / 9.3
Development Versions: 11 / devel
Unsupported versions: 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.