pg_jieba is a PostgreSQL extension for full-text search of Chinese.
This branch require C++11(gcc4.8+), because the new version of cppjieba upgrade to C++11.
If the OS compiler did not support C++11, please try old version of pg_jieba as branch v1.0.1
Make sure PostgreSQL is installed and command pg_config
could be runnable.
Install Postgres:
-
Option:
download from https://www.postgresql.org/download/ -
Option:
CentOS:sudo yum install postgresql postgresql-server postgresql-devel
-
Option:
Download From https://www.enterprisedb.com/products-services-training/pgdownload
git clone https://github.com/jaiminpan/pg_jieba
cd pg_jieba
# initilized sub-project
git submodule update --init --recursive
cd pg_jieba
mkdir build
cd build
cmake ..
make
make install
# if got error when doing "make install"
# try "sudo make install"
Q: Postgresql is installed customized
A: Try cmd as following
cmake -DCMAKE_PREFIX_PATH=/PATH/TO/PGSQL_INSTALL_DIR ..
Q: Ubuntu, To specify version of pg(missing: PostgreSQL_TYPE_INCLUDE_DIR)
A: cmake -DPostgreSQL_TYPE_INCLUDE_DIR=/usr/include/postgresql/10/server ..
Q: In some OS such as Ubuntu.
A: Try cmd as following
cmake -DCMAKE_CXX_FLAGS="-Wall -std=c++11" ..
jieba=# create extension pg_jieba;
CREATE EXTENSION
jieba=# select * from to_tsquery('jiebacfg', '是拖拉机学院手扶拖拉机专业的。不用多久,我就会升职加薪,当上CEO,走上人生巅峰。');
to_tsquery
-----------------------------------------------------------------------------------------------
'拖拉机' & '学院' & '手扶拖拉机' & '专业' & '不用' & '多久' & '会' & '升职' & '加薪' & '当上' & 'ceo' & '走上' & '人生' & '巅峰'
(1 row)
jieba=# select * from to_tsvector('jiebacfg', '是拖拉机学院手扶拖拉机专业的。不用多久,我就会升职加薪,当上CEO,走上人生巅峰。');
to_tsvector
-----------------------------------------------------------------------------------------------------
'ceo':18 '不用':8 '专业':5 '人生':21 '会':13 '加薪':15 '升职':14 '多久':9 '学院':3 '巅峰':22 '当上':17 '手扶拖拉机':4 '拖拉机':2 '走上':20
(1 row)
jieba=# select * from ts_token_type('jieba');
tokid | alias | description
-------+-------+-----------------------------
1 | eng | letter
2 | nz | other proper noun
3 | n | noun
... ...
... ...
55 | ug | ug
56 | rz | rz
57 | |
(56 rows)
jieba=# select * from ts_debug('jiebacfg', '是拖拉机学院手扶拖拉机专业的。不用多久,我就会升职加薪,当上CEO,走上人生巅峰。');
alias | description | token | dictionaries | dictionary | lexemes
-------+---------------+------------+--------------+------------+--------------
v | verb | 是 | {jieba_stem} | jieba_stem | {}
n | noun | 拖拉机 | {jieba_stem} | jieba_stem | {拖拉机}
n | noun | 学院 | {jieba_stem} | jieba_stem | {学院}
n | noun | 手扶拖拉机 | {jieba_stem} | jieba_stem | {手扶拖拉机}
n | noun | 专业 | {jieba_stem} | jieba_stem | {专业}
uj | uj | 的 | {jieba_stem} | jieba_stem | {}
x | unknown | 。 | {jieba_stem} | jieba_stem | {}
v | verb | 不用 | {jieba_stem} | jieba_stem | {不用}
m | numeral | 多久 | {jieba_stem} | jieba_stem | {多久}
x | unknown | , | {jieba_stem} | jieba_stem | {}
r | pronoun | 我 | {jieba_stem} | jieba_stem | {}
d | adverb | 就 | {jieba_stem} | jieba_stem | {}
v | verb | 会 | {jieba_stem} | jieba_stem | {会}
v | verb | 升职 | {jieba_stem} | jieba_stem | {升职}
nr | person's name | 加薪 | {jieba_stem} | jieba_stem | {加薪}
x | unknown | , | {jieba_stem} | jieba_stem | {}
t | time | 当上 | {jieba_stem} | jieba_stem | {当上}
eng | letter | CEO | {jieba_stem} | jieba_stem | {ceo}
x | unknown | , | {jieba_stem} | jieba_stem | {}
v | verb | 走上 | {jieba_stem} | jieba_stem | {走上}
n | noun | 人生 | {jieba_stem} | jieba_stem | {人生}
n | noun | 巅峰 | {jieba_stem} | jieba_stem | {巅峰}
x | unknown | 。 | {jieba_stem} | jieba_stem | {}
- jiebamp: Use mp
- jiebahmm: Use hmm
- jiebacfg: Combine MP&HMM(Mix). Used in most situation (Recommand)
- jiebaqry: First use Mix, then use full. Similar to the one used by web search engines.
Config | Statment | Result |
---|---|---|
jiebamp | 我来到北京清华大学 | '来到' & '北京' & '清华大学' |
jiebamp | 他来到了网易杭研大厦 | '来到' & '网易' & '杭' & '研' & '大厦' |
jiebamp | 小明硕士毕业于中国科学院计算所,后在日本京都大学深造 | '明' & '硕士' & '毕业' & '中国科学院' & '计算所' & '日本京都大学' & '深造' |
Config | Statment | Result |
---|---|---|
jiebahmm | 我来到北京清华大学 | '我来' & '北京' & '清华大学' |
jiebahmm | 他来到了网易杭研大厦 | '他来' & '网易' & '杭' & '研大厦' |
jiebahmm | 小明硕士毕业于中国科学院计算所,后在日本京都大学深造 | '小明' & '硕士' & '毕业于' & '中国' & '科学院' & '计算' & '日' & '本京' & '大学' & '深造' |
Config | Statment | Result |
---|---|---|
jiebacfg | 我来到北京清华大学 | '来到' & '北京' & '清华大学' |
jiebacfg | 他来到了网易杭研大厦 | '来到' & '网易' & '杭研' & '大厦' |
jiebacfg | 小明硕士毕业于中国科学院计算所,后在日本京都大学深造 | '小明' & '硕士' & '毕业' & '中国科学院' & '计算所' & '日本京都大学' & '深造' |
Config | Statment | Result |
---|---|---|
jiebaqry | 我来到北京清华大学 | '来到' & '北京' & '清华' & '华大' & '大学' & '清华大学' |
jiebaqry | 他来到了网易杭研大厦 | '来到' & '网易' & '杭研' & '大厦' |
jiebaqry | 小明硕士毕业于中国科学院计算所,后在日本京都大学深造 | '小明' & '硕士' & '毕业' & '中国' & '科学' & '学院' & '科学院' & '中国科学院' & '计算' & '计算所' & '日本' & '京都' & '大学' & '日本京都大学' & '深造' |
- Words weight type
- Words type
- Words
云计算 韩玉鉴赏 蓝翔 nz 区块链 10 nz
Reference jieba_user.dict
cd /PATH/TO/POSTGRESQL_INSTALL/share/postgresql/tsearch_data
OR
cd /PATH/TO/POSTGRESQL_INSTALL/share/tsearch_data
cp 'YOUR DICTIONARY' jieba_user.dict
- dict.367W.utf8 iLife
When pg_jieba
loaded by shared_preload_libraries
,
The following configuration options are available and can be added into postgresql.conf
- pg_jieba.hmm_model (Need Restart) HMM Model file.
- pg_jieba.base_dict (Need Restart) Base dictionary.
- pg_jieba.user_dict (Need Restart)
csv list of specific user dictionary name(Exclude suffix
.dict
). All should located in dirtsearch_data
.
# shared_preload_libraries = 'pg_jieba.so' # (change requires restart)
# default_text_search_config='pg_catalog.simple'; default value
# default_text_search_config='jiebacfg'; uncomment to make 'jiebacfg' as default
You can test for result by test link (Suggest opened by Chrome)
- cppjieba v5.0.0
There is docker file by @ssfdust.
# scripts
docker run --name testjieba -e POSTGRES_PASSWORD=passwd -e POSTGRES_USER=test -e POSTGRES_DB=testdb -d ssfdust/psql_jieba_swsc
docker exec -ti testjieba psql -U test testdb