# groonga - An open-source fulltext search engine and column store.

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# News

## Release 4.0.5 - 2014/08/29

### Improvements

- Dropped Ubuntu 13.10 (Saucy Salamander).
- Supported to show weight vector element as XML.
- [ between ] Supported outside of key range.
- [mruby] Changed to use Onigmo as regexp implementation.
- Added highlight_full and highlight_html which tags output text. [GitHub#185] [Patch by Naoya Murakami]
- [doc] Updated outdated functions/commands reference [GitHub#188] [GitHub#189] [Patch by Naoya Murakami]
- [benchmark] Added average and median in benchmark result.
- Exported `grn_selector_func()` and `grn_proc_set_selector()` for plugin developer. [GitHub#190] [Patch by Naoya Murakami]
- [ tokenize ] Added "mode" option to control behavior. You can use `GET` or `ADD` as a mode. [GitHub#191] [GitHub#192] [Patch by Naoya Murakami]
- Supported near search by '*N"A Z"' syntax.
- Supported to customize behavior of tokenizer whether it skips token or skips token with position. This feature is useful for developing tokenizer plugin. [GitHub#193] [Patch by Naoya Murakami]
- [doc] Updated description that a bug report is accepted in Japanese on GitHub issue tracker. [Reported by 6elz] [groonga-dev,02651]
- [doc] Updated tutorial in English. [GitHub#194] [Patch by cosmo0920]

### Fixes

- [php] Fixed memory leak when `grn_ctx_recv()` is used. [GitHub#184] [Patch by @do-aki]
- [php] Fixed to avoid double free when `grn_ctx_close()` is called. [GitHub#184] [Patch by @do-aki]
- Fixed to support out-of-tree build again.
- [httpd] Updated bundled nginx version to the latest mainline (1.7.4). This update contains vulnerability fix.
- Fixed a bug that infinite loop occurs sometimes when updating indexes. [groonga-dev,02673] [Reported by MINAGAWA Sho]
- Fixed a bug that document frequency is invalid when Offline index construction is used. [groonga-dev,02691] [Reported by Naoya Murakami]

### Thanks

- @do-aki
- Naoya Murakami
- 6elz
- MINAGAWA Sho
- cosmo0920

## Release 4.0.4 - 2014/07/29

### Improvements

- [httpd] Updated bundled nginx version to the latest mainline (1.7.3).
- Supported weight in vector column.
- [ groonga-benchmark ] Added missing description about HTTP.
- [ Tutorial ] Updated English tutorial documentation.
- [example] Supported Ruby 1.9 or later for edict2grn.rb.
- [http][admin] Updated to use English as default language. [GitHub#182]

### Fixes

- Fixed to show right syntax error location in response.
- [httpd] Fixed build error on Clang. [GitHub clear-code/rurema-search#11] [Reported by niku]

### Thanks

- niku

## Release 4.0.3 - 2014/06/29

### Improvements

- [experimental][ groonga HTTPサーバー ] Supported POST.
- [windows] Bundled libwinpthread-1.dll. Because newer libgcc_s_sjlj-1.dll depends on libwinpthread-1.dll. [groonga-dev,02398] [Reported by Masafumi Yokoyama]
- [ groonga command ] Changed the default port number of GQTP to 10043. Because server packages use 10043 by default. [GitHub#172] [Patch by Naoya Murakami]
- [ normalize ] Added more validations for invalid argument. [groonga-dev,02409][GitHub:#174] [Reported by GMO Media, Inc.][Patch by Naoya Murakami]
- [ tokenize ] Added more validations for invalid argument.
- [ groonga HTTPサーバー ] Supported `Expect: 100-Continue` request.
- Exported `grn_proc_get_type()`.
- [ groonga-suggest-learner ] Added `--log-path` and `--log-level` options.
- Deprecated `GRN_CTX_USE_QL`.
- Deprecated `GRN_CTX_BATCH_MODE`.
- Added `grn_text_printf()`.
- Added `grn_text_vprintf()`.
- Removed limitation of one query log size.
- Added `grn_plugin_expr_var_init()`. [GitHub#175][Patch by Naoya Murakami]
- Added `grn_plugin_command_create()`. [GitHub#175][Patch by Naoya Murakami]
- [GitHub#176] Supported reference vector column with weight.
- [plugin] Used public API instead of internal API. [GitHub#177][GitHub#178] [Patch by Naoya Murakami]
- [doc][plugin] Added plugin APIs. [GitHub#179] [Patch by Naoya Murakami]
- [windows] Re-supported Visual C++ 2010. [groonga-dev,02454] [Reported by cosmo0920].

### Fixes

- [rpm][groonga-server-gqtp] Fixed a bug that HTTP protocol is used not GQTP. [GitHub#173] [Patch by Naoya Murakami]
- [ select ] Fixed a crash bug when adjuster has a syntax error.

### Thanks

- Masafumi Yokoyama
- Naoya Murakami
- GMO Media, Inc.
- cosmo0920

## Release 4.0.2 - 2014/05/29

### Improvements

- [doc] Updated documentation about `/reference/executables/groonga-suggest-leaner`.
- [doc] Added documentation about how to update files. [GitHub#160] [Patch by cosmo0920]
- [doc] Updated to caplitalized "Groonga" terms in documentation. [GitHub#162][GitHub#163][GitHub#164] [Patch by cosmo0920]
- Supported Ubuntu 14.04 (Trusty Tahr).
- Dropped Ubuntu 12.10.
- Migrated Ubuntu package distribution site to PPA on Launchpad. See Ubuntu for details.
- Handled all requests that start with `/d/` as API requests. You need to put files to directories that don't start with `/d/` to serve by Groonga HTTP service.
- [munin] Supported groonga-httpd. [Reported by Naoya Murakami]
- Supported daylight saving time. [#2546]
- [doc] Added a description about `--with-mecab` in Mac OS X.
- [http] Changed HTTP return code to `400 Bad Request` from `500 Internal Server Error` for syntax error case.
- [http][admin] Removed jQuery JSON plugin. [GitHub#168] [Patch by Tetsuharu OHZEKI]
- [http][admin] Enabled strict mode. [GitHub#169] [Patch by Tetsuharu OHZEKI]
- Exported getting variable APIs to Plugin. [GitHub#170] [Patch by Naoya Murakami]
  - Added `grn_plugin_proc_get_var()`.
  - Added `grn_plugin_proc_get_var_by_offset()`.
- [experimental] Added tokenizer_list. [GitHub#171] [Patch by Naoya Murakami]
- [experimental] Added normalizer_list. [GitHub#171] [Patch by Naoya Murakami]

### Fixes

- [index] Fixed a bug that wrong max segment. It causes a crash when you use all allocated resource for an index column. [#2438] [Reported by GMO Media, Inc.]
- [doc] Fixed a typo in CentOS. [GitHub#166] [Patch by Naoya Murakami]
- [doc] Fixed the wrong default value of `drilldown_output_columns` in select. [GitHub#167] [Patch by Naoya Murakami]
- [doc] Added a missing `\` escape exception in Query syntax. [Reported by @Yappo]

### Thanks

- cosmo0920
- Naoya Murakami
- Tetsuharu OHZEKI
- GMO Media, Inc.
- @Yappo

## Release 4.0.1 - 2014/03/29

### Improvements

- [doc] Added a link in return value to detailed header description (Output format).
- Supported to inspect vector and object value in JSON load. It shows more details about data which is failed to load.
- Added `adjuster` option to select command. adjuster options accepts following syntax: INDEX_COLUMN @ STRING_LITERAL (* FACTOR).
- Supported Weight vector column. You need to specify 'COLUMN_VECTOR|WITH_WEIGHT' flags to create weight vector column.
- Added missing MIN/MAX macros on SunOS. [GitHub#154] [Patch by Sebastian Wiedenroth]
- Improved recycling garbage data. It suppress to increse database size.
- [doc] Added documentation about GET parameters for groonga-suggest-httpd.
- [doc] Added documentation about Column.
- [doc] Added documentation about Vector column.
- [column_list] Supported to show weight vector column.
- [column_create] Added error check for creating multi column index without WITH_SECTION.
- [httpd] Enabled stub status module (NginxHttpStubStatusModule) for groonga-httpd. [Suggested by Masahiro Nagano]

### Fixes

- Fixed a bug that a division overflow caused a fatal error. For example, it occurs when you execute 'COLUMN / -1' operation to Int32 or Int64 column. [#2307]
- Fixed a bug that '%' operations performs '/' operations. [#2307]
- [doc] Fixed a wrong documentation about column_rename. [Reported by nise_nabe]
- Fixed the issue that out of bound array element access may occurs. [GitHub#158] [Reported by dcb314]

### Thanks

- Sebastian Wiedenroth
- Masahiro Nagano
- nise_nabe
- dcb314

## Release 4.0.0 - 2014/02/09

- Bump version to 4.0.0!

### Improvements

- [normalizer] Supported to show "checks" which is used for calculating next character position. Use WITH_CHECKS flag to enable this feature.
- [deb] Dropped Ubuntu 13.04 support.

### Fixes

- Fixed a crash bug that an object in grn_expr is used after it is freed. Normally Groonga server users aren't affected this bug. This bug mainly affects Rroonga users. Because this bug is occured by specifying column name including pseudo column name - such as '_key' - Rroonga users may use the usage.
- Fixed not to execute unexpected cascade delete which is introduced Groonga 3.0.8 release. If source's range and index's domain are different, Groonga doesn't execute cascade delete. [groonga-dev,02073] [Reported by yoku]
- Fixed not to publish grn_snip structure. Use grn_obj instead of grn_snip. If you use grn_snip_close, please replace grn_snip_close to grn_obj_close.
- [snippet_html] Fixed a crash bug when --query is empty. [groonga-dev,02097] [Reported by Naoya Murakami]
- [snippet_html] Fixed to suppress ALERT level message when contents of column is empty text. [groonga-dev,02097] [Reported by Naoya Murakami]
- [groonga-httpd] Fixed a bug "off" is used as path name in groonga_query_log_path. [groonga-dev,02113] [Reported by Ryoji Yamamoto]

### Thanks

- yoku
- Naoya Murakami
- Ryoji Yamamoto

## The old releases

- Release 3.1.2 - 2014/01/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.1.1 - 2013/12/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.1.0 - 2013/11/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.9 - 2013/10/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.8 - 2013/09/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.7 - 2013/08/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.6 - 2013/07/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.5 - 2013/06/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.4 - 2013/05/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.3 - 2013/04/29
  - Improvements
- Release 3.0.2 - 2013/03/29
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.1 - 2013/02/28
  - Improvements
  - Fixes
  - Thanks
- Release 3.0.0 - 2013/02/09
  - Fixes
  - Thanks
- Release 2.1.2 - 2013/01/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.1.1 - 2012/12/29
  - Fixes
- Release 2.1.0 - 2012/12/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.9 - 2012/11/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.8 - 2012/10/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.7 - 2012/09/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.6 - 2012/08/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.5 - 2012/07/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.4 - 2012/06/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.3 - 2012/05/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.2 - 2012/04/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.1 - 2012/03/29
  - Improvements
  - Fixes
  - Thanks
- Release 2.0.0 - 2012/02/29
  - Improvements
  - Fixes
  - Thanks
- Release 1.3.0 - 2012/01/29
  - Improvements
  - Thanks
- Release 1.2.9 - 2011/12/29
  - Improvements
  - Fixes
  - Thanks
- Release 1.2.8 - 2011/11/29
  - Improvements
  - Fixes
  - Thanks
- Release 1.2.7 - 2011/10/29
  - Improvements
  - Fixes
  - Thanks
- Release 1.2.6 - 2011/09/29
  - Improvements
  - Fixes
  - Thanks
- Release 1.2.5 - 2011/08/29
  - Improvements
  - Fixes
- Release 1.2.4 - 2011/07/29
  - Improvements
  - Fixes
  - Thanks
- Release 1.2.3 - 2011/06/29
  - Improvements
  - Fixes
  - Thanks
- Release 1.2.2 - 2011/05/29
  - Improvements
  - Fixes
- 1.2.1リリース - 2011/04/29
  - 改良
  - 修正
  - 感謝
- 1.2.0リリース - 2011/03/29
  - 改良
  - 修正
  - 実験的
  - 感謝
- バージョン1.1.xのお知らせ
  - 1.1.0リリース - 2011/02/09
- バージョン1.0.xのお知らせ
  - 1.0.8リリース - 2011/02/02
  - 1.0.7リリース - 2011/01/29
  - 1.0.6リリース - 2010/12/31
  - 1.0.5リリース - 2010/12/29
  - 1.0.4リリース - 2010/11/29
  - 1.0.3リリース - 2010/10/29
  - 1.0.2リリース - 2010/09/09
  - 1.0.1リリース - 2010/09/06
  - 1.0.0リリース - 2010/08/29
- バージョン0.xのお知らせ
  - 0.7.7リリース - 2010/08/25
  - 0.7.6リリース - 2010/08/19
- News in Senna period
  - Senna -> groonga - 2009/01/14
  - 2006/04/05
  - 2006/03/03
  - 2006/01/16
  - 2006/01/12
  - 2005/12/22
  - 2005/10/27
  - 2005/09/17
  - 2005/09/08
  - 2005/08/16
  - 2005/07/05
  - 2005/06/23
  - 2005/04/12

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