## E.66. Postgres Pro 9.5.1.2

Release date: 2016-03-02

### E.66.1. Overview

Major enhancements in Postgres Pro 9.5.1.2 over Postgres Pro 9.5.1.1 include:

- Include jsquery module (query language for jsonb fields).

- Improvement of substring similarity search (pg_trgm module).

- Support of loading of the ispell dictionaries into shared memory.

### E.66.2. Changes

Below you will find a detailed account of the changes between Postgres Pro 9.5.1.2 and the previous minor release.

#### E.66.2.1. Additional Modules

- `jsquery` module - query operators for jsonb structures. Support GIN indexes. Authors Teodor Sigaev, Alexander Korotkov, Oleg Bartunov.

- Improvements of `pg_trgm` module. Substring similarity search improved (Artur Zakirov)

- `shared_ispell` module Support for loading fulltext-search dictionaries into shared memory. Improves speed, because there is now no need to load hunspell dictionary into each session again and again. (Artur Zakirov)