# pg_search changelog

## 0.7.2

*   Add :threshold option for configuring how permissive trigram searches are.

## 0.7.1

*   Fix issue with {:using => :trigram, :ignoring => :accents} that generated
    bad SQL. (Steven Harman)

## 0.7.0

*   Start requiring Ruby 1.9.2 or later.

## 0.6.4

*   Fix issue with using more than two features in the same scope.

## 0.6.3

*   Fix issues and deprecations for Active Record 4.0.0.rc1.

## 0.6.2

*   Add workaround for issue with how ActiveRecord relations handle Arel OR
    nodes.

## 0.6.1

*   Fix issue with Arel::InfixOperation that prevented #count from working,
    breaking pagination.

## 0.6.0

*   Drop support for Active Record 3.0.
*   Address warnings in Ruby 2.0.
*   Remove all usages of sanitize_sql_array for future Rails 4 compatibility.
*   Start using Arel internally to build SQL strings (not yet complete).
*   Disable eager loading, fixes issue #14.
*   Support named schemas in pg_search:multisearch:rebuild. (Victor Olteanu)


## 0.5.7

*   Fix issue with eager loading now that the Scope class has been removed.
    (Piotr Murach)


## 0.5.6

*   PgSearch#multisearchable accepts :if and :unless for conditional inclusion
    in search documents table. (Francois Harbec)
*   Stop using array_to_string() in SQL since it is not indexable.


## 0.5.5

*   Fix bug with single table inheritance.
*   Allow option for specifying an alternate function for unaccent().


## 0.5.4

*   Fix bug in associated_against join clause when search scope is chained
    after other scopes.
*   Fix autoloading of PgSearch::VERSION constant.


## 0.5.3

*   Prevent multiple attempts to create pg_search_document within a single
    transaction. (JT Archie & Trace Wax)


## 0.5.2

*   Don't save twice if pg_search_document is missing on update.


## 0.5.1

*   Add ability to override multisearch rebuild SQL.


## 0.5

*   Convert migration rake tasks into generators.
*   Use rake task arguments for multisearch rebuild instead of environment
    variable.
*   Always cast columns to text.


## 0.4.2

*   Fill in timestamps correctly when rebuilding multisearch documents.
    (Barton McGuire)
*   Fix various issues with rebuilding multisearch documents. (Eugen Neagoe)
*   Fix syntax error in pg_search_dmetaphone() migration. (Casey Foster)
*   Rename PgSearch#rank to PgSearch#pg_search_rank and always return a Float.
*   Fix issue with :associated_against and non-text columns.


## 0.4.1

*   Fix Active Record 3.2 deprecation warnings. (Steven Harman)

*   Fix issue with undefined logger when PgSearch::Document.search is already
    defined.


## 0.4

*   Add ability to search again tsvector columns. (Kris Hicks)


## 0.3.4

*   Fix issue with {:using => {:tsearch => {:prefix => true}}} and hyphens.
*   Get tests running against PostgreSQL 9.1 by using CREATE EXTENSION


## 0.3.3

*   Backport array_agg() aggregate function to PostgreSQL 8.3 and earlier.
    This fixes :associated_against searches.
*   Backport unnest() function to PostgreSQL 8.3 and earlier. This fixes
    {:using => :dmetaphone} searches.
*   Disable {:using => {:tsearch => {:prefix => true}}} in PostgreSQL 8.3 and
    earlier.


## 0.3.2

*   Fix :prefix search in PostgreSQL 8.x
*   Disable {:ignoring => :accents} in PostgreSQL 8.x


## 0.3.1

*   Fix syntax error in generated dmetaphone migration. (Max De Marzi)


## 0.3

*   Drop Active Record 2.0 support.
*   Add PgSearch.multisearch for cross-model searching.
*   Fix PostgreSQL warnings about truncated identifiers
*   Support specifying a method of rank normalisation when using tsearch.
    (Arthur Gunn)
*   Add :any_word option to :tsearch which uses OR between query terms instead
    of AND. (Fernando Espinosa)

## 0.2.2

*   Fix a compatibility issue between Ruby 1.8.7 and 1.9.3 when using Rails 2
    (James Badger)

## 0.2.1

*   Backport support for searching against tsvector columns (Kris Hicks)

## 0.2

*   Set dictionary to :simple by default for :tsearch. Before it was unset,
    which would fall back to PostgreSQL's default dictionary, usually
    "english".
*   Fix a bug with search strings containing a colon ":"
*   Improve performance of :associated_against by only doing one INNER JOIN
    per association

## 0.1.1

*   Fix a bug with dmetaphone searches containing " w " (which dmetaphone maps
    to an empty string)

## 0.1

*   Change API to {:ignoring => :accents} from {:normalizing => :diacritics}
*   Improve documentation
*   Fix bug where :associated_against would not work without an :against
    present

## 0.0.2

*   Fix gem ownership.

#  
## 0.0.1

*   Initial release.