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Redis模块之RediSearch的简单使用

说明:安装的Redis服务器必须为 4.0 以上版本,通过info命令查看

127.0.0.1:6379> INFOredis_version:4.0.2

一、安装 RediSearch

git clone https://github.com/RedisLabsModules/RediSearch.gitcd RediSearch/srcmake all# Assuming you have a redis build from the unstable branch:/path/to/redis-server --loadmodule ./redisearch.so

二、启动服务

www@TinywanAliYun:/usr/local/redis4.0/etc$ /usr/local/redis4.0/bin/redis-server --loadmodule /home/www/build/RediSearch/src/redisearch.so22886:C 15 Nov 16:54:07.255 # oO0OoO0OoO0Oo Redis is starting oO0OoO0OoO0Oo22886:C 15 Nov 16:54:07.255 # Redis version=4.0.2, bits=64, commit=00000000, modified=0, pid=22886, just started22886:C 15 Nov 16:54:07.255 # Configuration loaded22886:M 15 Nov 16:54:07.256 # Creating Server TCP listening socket *:6379: bind: Address already in use

可以动态加载

www@TinywanAliYun:/usr/local/redis4.0/etc$ redis-cli 127.0.0.1:6379> MODULE LOAD /home/www/build/RediSearch/src/redisearch.so

配置文件加载:

vi /usr/local/redis4.0/etc/redis.conf#文件底部加入loadmodule /home/www/build/RediSearch/src/redisearch.so

重启服务器

sudo systemctl restart redis

三、使用

(1)使用字段和权重创建索引(默认权重为1.0)

127.0.0.1:6379> FT.CREATE myIdx SCHEMA title TEXT WEIGHT 5.0 body TEXT url TEXTOK

(2)将文档添加到索引

127.0.0.1:6379> FT.ADD myIdx doc1 1.0 FIELDS title "hello world" body "lorem ipsum" url "http://redis.io" OK

(3)搜索索引

127.0.0.1:6379> FT.SEARCH myIdx "hello world" LIMIT 0 101) (integer) 12) "doc1"3) 1) "title"   2) "hello world"   3) "body"   4) "lorem ipsum"   5) "url"   6) "http://redis.io"

注意:输入预计是有效的utf-8或ascii。目前引擎无法处理宽字符unicode。

(4)删除索引

127.0.0.1:6379> FT.DROP myIdxOK

(5)添加和获取自动完成建议

127.0.0.1:6379> FT.SUGADD autocomplete "hello world" 100OK127.0.0.1:6379> FT.SUGGET autocomplete "he"1) "hello world"

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以上就是Redis模块之RediSearch的简单使用的详细内容,更多请关注求知技术网其它相关文章!

文章来源:智云一二三科技

文章标题:Redis模块之RediSearch的简单使用

文章地址:https://www.zhihuclub.com/5662.shtml

关于作者: 智云科技

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