## E.27. Postgres Pro 9.5.1.2

Release date: 2016-03-02

### E.27.1. 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 simularity search (pg_trgm module).

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

### E.27.2. Changes

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

#### E.27.2.1. Additional Modules

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

- Improvements of `pg_trgm` module. Substring simularity 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 huspell dictionary into each session again and again. (Artur Zakirov)