3.21. Operator families

Operator families are used to define a collection of related operator classes, operators and support functions. All objects reunited in an operator family must be semantically compatible. The key attribute to denote this compatibility is the index access method used by all grouped objects, meaning that these objects must have the same index access method as the operator family in order to make part of the set.

Attribute Description
Indexing Index access method used by the operator family. Possible values are btree, gin, gist, hash, spgist and brin.

Jul 6, 2018 at 00:00