# groonga - オープンソースのカラムストア機能付き全文検索エンジン

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# News in Senna period

## Senna -> groonga - 2009/01/14

## 2006/04/05

### 改良

- SEN_INDEX_DELIMITED added
- sen_sel_term_extract added

## 2006/03/03

### 改良

- snippet function added

## 2006/01/16

### 修正

- io.c bug fix. index format changed

## 2006/01/12

### 改良

- windows porting released

## 2005/12/22

### 改良

- support unpatched version of mecab (0.81, 0.82pre, 0.90) no longer depends on mecab mte patch.

## 2005/10/27

### 改良

- mysql binding updated

## 2005/09/17

### 改良

- mysql-5.0.12-beta binding from <tasuku at hottolink.co.jp>

## 2005/09/08

### 改良

- utf-8 support enhanced. (SEN_INDEX_NORMALIZE become available)

## 2005/08/16

### 改良

- Ruby binding has rewrited using SWIG and supports advanced API.
- SJIS support enhanced.

## 2005/07/05

### Changes

- the license has changed to LGPL from GPL.

## 2005/06/23

### 改良

- advanced API functions implemented

## 2005/04/12

### 改良

- applied ftb patch for mysql binding from <ko at yappo.ne.jp> 'IN BOOLEAN MODE' supported