{"id":585,"date":"2024-03-11T02:03:10","date_gmt":"2024-03-10T18:03:10","guid":{"rendered":"https:\/\/www.muxuetianyin.cn\/?p=585"},"modified":"2024-04-14T23:27:39","modified_gmt":"2024-04-14T15:27:39","slug":"redis","status":"publish","type":"post","link":"https:\/\/www.muxuetianyin.cn\/?p=585","title":{"rendered":"redis"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\">\u4ec0\u4e48\u662fRedis<\/h3>\n\n\n\n<p>Redis\u662f\u4e00\u4e2a\u57fa\u4e8e<strong>\u5185\u5b58<\/strong>\u7684key-value\u7ed3\u6784\u6570\u636e\u5e93\u3002Redis \u662f\u4e92\u8054\u7f51\u6280\u672f\u9886\u57df\u4f7f\u7528\u6700\u4e3a\u5e7f\u6cdb\u7684\u5b58\u50a8\u4e2d\u95f4\u4ef6\uff0c\u5b83\u662f\u300c<strong>Re<\/strong>mote <strong>Di<\/strong>ctionary <strong>S<\/strong>ervice\u300d\u7684\u9996\u5b57\u6bcd\u7f29\u5199\uff0c\u4e5f\u5c31\u662f\u300c\u8fdc\u7a0b\u5b57\u5178\u670d\u52a1\u300d\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Redis\u4e0b\u8f7d<\/h4>\n\n\n\n<p>Redis\u5b89\u88c5\u5305\u5206\u4e3awindows\u7248\u548cLinux\u7248\uff1a<\/p>\n\n\n\n<ul>\n\n<li>Windows\u7248\u4e0b\u8f7d\u5730\u5740\uff1a<a href=\"https:\/\/github.com\/microsoftarchive\/redis\/releases\">https:\/\/github.com\/microsoftarchive\/redis\/releases<\/a><\/li>\n\n\n<li>Linux\u7248\u4e0b\u8f7d\u5730\u5740\uff1a <a href=\"https:\/\/download.redis.io\/releases\/\">https:\/\/download.redis.io\/releases\/<\/a><\/li>\n\n<\/ul>\n\n\n\n<p><strong>Redis\u5e38\u7528\u547d\u4ee4<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>- SET key value \t\t\t\t\t         \u8bbe\u7f6e\u6307\u5b9akey\u7684\u503c\n- GET key                                        \u83b7\u53d6\u6307\u5b9akey\u7684\u503c\n- SETEX key seconds value         \u8bbe\u7f6e\u6307\u5b9akey\u7684\u503c\uff0c\u5e76\u5c06 key \u7684\u8fc7\u671f\u65f6\u95f4\u8bbe\u4e3a seconds \u79d2\n- SETNX key value \u53ea\u6709\u5728 key    \u4e0d\u5b58\u5728\u65f6\u8bbe\u7f6e key \u7684\u503c\n\u66f4\u591a\u547d\u4ee4\u53ef\u4ee5\u53c2\u8003Redis\u4e2d\u6587\u7f51\uff1ahttps:\/\/www.redis.net.cn\n<\/code><\/pre>\n\n\n\n<p>\u5728Java\u4e2d\u64cd\u4f5cRedis<\/p>\n\n\n\n<p>Redis \u7684 Java \u5ba2\u6237\u7aef\u5f88\u591a\uff0c\u5b98\u65b9\u63a8\u8350\u7684\u6709\u4e09\u79cd\uff1a<\/p>\n\n\n\n<ul>\n\n<li>Jedis<\/li>\n\n\n<li>Lettuce<\/li>\n\n\n<li>Redisson<\/li>\n\n<\/ul>\n\n\n\n<p>Spring \u5bf9 Redis \u5ba2\u6237\u7aef\u8fdb\u884c\u4e86\u6574\u5408\uff0c\u63d0\u4f9b\u4e86 Spring Data Redis\uff0c\u5728Spring Boot\u9879\u76ee\u4e2d\u8fd8\u63d0\u4f9b\u4e86\u5bf9\u5e94\u7684Starter\uff0c\u5373 spring-boot-starter-data-redis\u3002<\/p>\n\n\n\n<p><strong>Jedis<\/strong><\/p>\n\n\n\n<p>Jedis \u662f Redis \u7684 Java \u7248\u672c\u7684\u5ba2\u6237\u7aef\u5b9e\u73b0\u3002<\/p>\n\n\n\n<p>maven\u5750\u6807\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;dependency&gt;\n\t&lt;groupId&gt;redis.clients&lt;\/groupId&gt;\n\t&lt;artifactId&gt;jedis&lt;\/artifactId&gt;\n\t&lt;version&gt;2.8.0&lt;\/version&gt;\n&lt;\/dependency&gt;<\/code><\/pre>\n\n\n\n<p>\u4f7f\u7528 Jedis \u64cd\u4f5c Redis \u7684\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<ol>\n\n<li>\u83b7\u53d6\u8fde\u63a5<\/li>\n\n\n<li>\u6267\u884c\u64cd\u4f5c<\/li>\n\n\n<li>\u5173\u95ed\u8fde\u63a5<\/li>\n\n<\/ol>\n\n\n\n<p>\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import org.junit.Test;\nimport redis.clients.jedis.Jedis;\nimport java.util.Set;\n\n\/**\n * \u4f7f\u7528Jedis\u64cd\u4f5cRedis\n *\/\npublic class JedisTest {\n\n    @Test\n    public void testRedis(){\n        \/\/1 \u83b7\u53d6\u8fde\u63a5\n        Jedis jedis = new Jedis(\"localhost\",6379);\n        \n        \/\/2 \u6267\u884c\u5177\u4f53\u7684\u64cd\u4f5c\n        jedis.set(\"username\",\"xiaoming\");\n\n        String value = jedis.get(\"username\");\n        System.out.println(value);\n\n        \/\/jedis.del(\"username\");\n\n        jedis.hset(\"myhash\",\"addr\",\"bj\");\n        String hValue = jedis.hget(\"myhash\", \"addr\");\n        System.out.println(hValue);\n\n        Set&lt;String&gt; keys = jedis.keys(\"*\");\n        for (String key : keys) {\n            System.out.println(key);\n        }\n\n        \/\/3 \u5173\u95ed\u8fde\u63a5\n        jedis.close();\n    }\n}<\/code><\/pre>\n\n\n\n<p><strong>Spring Data Redis<\/strong><\/p>\n\n\n\n<p>Spring Data Redis \u662f Spring \u7684\u4e00\u90e8\u5206\uff0c\u63d0\u4f9b\u4e86\u5728 Spring \u5e94\u7528\u4e2d\u901a\u8fc7\u7b80\u5355\u7684\u914d\u7f6e\u5c31\u53ef\u4ee5\u8bbf\u95ee Redis \u670d\u52a1\uff0c\u5bf9 Redis \u5e95\u5c42\u5f00\u53d1\u5305\u8fdb\u884c\u4e86\u9ad8\u5ea6\u5c01\u88c5\u3002\u5728 Spring \u9879\u76ee\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Spring Data Redis\u6765\u7b80\u5316 Redis \u64cd\u4f5c\u3002<\/p>\n\n\n\n<p>\u7f51\u5740\uff1a<a href=\"https:\/\/spring.io\/projects\/spring-data-redis\">https:\/\/spring.io\/projects\/spring-data-redis<\/a><\/p>\n\n\n\n<p>maven\u5750\u6807\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;dependency&gt;\n\t&lt;groupId&gt;org.springframework.data&lt;\/groupId&gt;\n\t&lt;artifactId&gt;spring-data-redis&lt;\/artifactId&gt;\n\t&lt;version&gt;2.4.8&lt;\/version&gt;\n&lt;\/dependency&gt;<\/code><\/pre>\n\n\n\n<p>Spring Boot\u63d0\u4f9b\u4e86\u5bf9\u5e94\u7684Starter\uff0cmaven\u5750\u6807\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;dependency&gt;\n\t&lt;groupId&gt;org.springframework.boot&lt;\/groupId&gt;\n\t&lt;artifactId&gt;spring-boot-starter-data-redis&lt;\/artifactId&gt;\n&lt;\/dependency&gt;<\/code><\/pre>\n\n\n\n<p>Spring Data Redis\u4e2d\u63d0\u4f9b\u4e86\u4e00\u4e2a\u9ad8\u5ea6\u5c01\u88c5\u7684\u7c7b\uff1a<strong>RedisTemplate<\/strong>\uff0c\u9488\u5bf9 Jedis \u5ba2\u6237\u7aef\u4e2d\u5927\u91cfapi\u8fdb\u884c\u4e86\u5f52\u7c7b\u5c01\u88c5,\u5c06\u540c\u4e00\u7c7b\u578b\u64cd\u4f5c\u5c01\u88c5\u4e3aoperation\u63a5\u53e3\uff0c\u5177\u4f53\u5206\u7c7b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul>\n\n<li>ValueOperations\uff1a\u7b80\u5355K-V\u64cd\u4f5c<\/li>\n\n\n<li>SetOperations\uff1aset\u7c7b\u578b\u6570\u636e\u64cd\u4f5c<\/li>\n\n\n<li>ZSetOperations\uff1azset\u7c7b\u578b\u6570\u636e\u64cd\u4f5c<\/li>\n\n\n<li>HashOperations\uff1a\u9488\u5bf9hash\u7c7b\u578b\u7684\u6570\u636e\u64cd\u4f5c<\/li>\n\n\n<li>ListOperations\uff1a\u9488\u5bf9list\u7c7b\u578b\u7684\u6570\u636e\u64cd\u4f5c<\/li>\n\n<\/ul>\n\n\n\n<p><strong>\u64cd\u4f5c\u5b57\u7b26\u4e32\u7c7b\u578b\u6570\u636e<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/**\n * \u64cd\u4f5cString\u7c7b\u578b\u6570\u636e\n*\/\n@Test\npublic void testString(){\n    \/\/\u5b58\u503c\n    redisTemplate.opsForValue().set(\"city123\",\"beijing\");\n\n    \/\/\u53d6\u503c\n    String value = (String) redisTemplate.opsForValue().get(\"city123\");\n    System.out.println(value);\n\n    \/\/\u5b58\u503c\uff0c\u540c\u65f6\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\n    redisTemplate.opsForValue().set(\"key1\",\"value1\",10l, TimeUnit.SECONDS);\n\n    \/\/\u5b58\u503c\uff0c\u5982\u679c\u5b58\u5728\u5219\u4e0d\u6267\u884c\u4efb\u4f55\u64cd\u4f5c\n    Boolean aBoolean = redisTemplate.opsForValue().setIfAbsent(\"city1234\", \"nanjing\");\n    System.out.println(aBoolean);\n}<\/code><\/pre>\n\n\n\n<p>\u64cd\u4f5c\u54c8\u5e0c\u7c7b\u578b\u6570\u636e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/**\n * \u64cd\u4f5cHash\u7c7b\u578b\u6570\u636e\n*\/\n@Test\npublic void testHash(){\n    HashOperations hashOperations = redisTemplate.opsForHash();\n\n    \/\/\u5b58\u503c\n    hashOperations.put(\"002\",\"name\",\"xiaoming\");\n    hashOperations.put(\"002\",\"age\",\"20\");\n    hashOperations.put(\"002\",\"address\",\"bj\");\n\n    \/\/\u53d6\u503c\n    String age = (String) hashOperations.get(\"002\", \"age\");\n    System.out.println(age);\n\n    \/\/\u83b7\u5f97hash\u7ed3\u6784\u4e2d\u7684\u6240\u6709\u5b57\u6bb5\n    Set keys = hashOperations.keys(\"002\");\n    for (Object key : keys) {\n        System.out.println(key);\n    }\n\n    \/\/\u83b7\u5f97hash\u7ed3\u6784\u4e2d\u7684\u6240\u6709\u503c\n    List values = hashOperations.values(\"002\");\n    for (Object value : values) {\n        System.out.println(value);\n    }\n}<\/code><\/pre>\n\n\n\n<p>\u64cd\u4f5c\u5217\u8868\u7c7b\u578b\u6570\u636e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/**\n * \u64cd\u4f5cList\u7c7b\u578b\u7684\u6570\u636e\n*\/\n@Test\npublic void testList(){\n    ListOperations listOperations = redisTemplate.opsForList();\n\n    \/\/\u5b58\u503c\n    listOperations.leftPush(\"mylist\",\"a\");\n    listOperations.leftPushAll(\"mylist\",\"b\",\"c\",\"d\");\n\n    \/\/\u53d6\u503c\n    List&lt;String&gt; mylist = listOperations.range(\"mylist\", 0, -1);\n    for (String value : mylist) {\n        System.out.println(value);\n    }\n\n    \/\/\u83b7\u5f97\u5217\u8868\u957f\u5ea6 llen\n    Long size = listOperations.size(\"mylist\");\n    int lSize = size.intValue();\n    for (int i = 0; i &lt; lSize; i++) {\n        \/\/\u51fa\u961f\u5217\n        String element = (String) listOperations.rightPop(\"mylist\");\n        System.out.println(element);\n    }\n}<\/code><\/pre>\n\n\n\n<p>\u64cd\u4f5c\u96c6\u5408\u7c7b\u578b\u6570\u636e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/**\n * \u64cd\u4f5cSet\u7c7b\u578b\u7684\u6570\u636e\n*\/\n@Test\npublic void testSet(){\n    SetOperations setOperations = redisTemplate.opsForSet();\n\n    \/\/\u5b58\u503c\n    setOperations.add(\"myset\",\"a\",\"b\",\"c\",\"a\");\n\n    \/\/\u53d6\u503c\n    Set&lt;String&gt; myset = setOperations.members(\"myset\");\n    for (String o : myset) {\n        System.out.println(o);\n    }\n\n    \/\/\u5220\u9664\u6210\u5458\n    setOperations.remove(\"myset\",\"a\",\"b\");\n\n    \/\/\u53d6\u503c\n    myset = setOperations.members(\"myset\");\n    for (String o : myset) {\n        System.out.println(o);\n    }\n\n}<\/code><\/pre>\n\n\n\n<p>\u64cd\u4f5c\u6709\u5e8f\u96c6\u5408\u7c7b\u578b\u6570\u636e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/**\n * \u64cd\u4f5cZSet\u7c7b\u578b\u7684\u6570\u636e\n*\/\n@Test\npublic void testZset(){\n    ZSetOperations zSetOperations = redisTemplate.opsForZSet();\n\n    \/\/\u5b58\u503c\n    zSetOperations.add(\"myZset\",\"a\",10.0);\n    zSetOperations.add(\"myZset\",\"b\",11.0);\n    zSetOperations.add(\"myZset\",\"c\",12.0);\n    zSetOperations.add(\"myZset\",\"a\",13.0);\n\n    \/\/\u53d6\u503c\n    Set&lt;String&gt; myZset = zSetOperations.range(\"myZset\", 0, -1);\n    for (String s : myZset) {\n        System.out.println(s);\n    }\n\n    \/\/\u4fee\u6539\u5206\u6570\n    zSetOperations.incrementScore(\"myZset\",\"b\",20.0);\n\n    \/\/\u53d6\u503c\n    myZset = zSetOperations.range(\"myZset\", 0, -1);\n    for (String s : myZset) {\n        System.out.println(s);\n    }\n\n    \/\/\u5220\u9664\u6210\u5458\n    zSetOperations.remove(\"myZset\",\"a\",\"b\");\n\n    \/\/\u53d6\u503c\n    myZset = zSetOperations.range(\"myZset\", 0, -1);\n    for (String s : myZset) {\n        System.out.println(s);\n    }\n}<\/code><\/pre>\n\n\n\n<p>\u901a\u7528\u64cd\u4f5c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/**\n * \u901a\u7528\u64cd\u4f5c\uff0c\u9488\u5bf9\u4e0d\u540c\u7684\u6570\u636e\u7c7b\u578b\u90fd\u53ef\u4ee5\u64cd\u4f5c\n*\/\n@Test\npublic void testCommon(){\n    \/\/\u83b7\u53d6Redis\u4e2d\u6240\u6709\u7684key\n    Set&lt;String&gt; keys = redisTemplate.keys(\"*\");\n    for (String key : keys) {\n        System.out.println(key);\n    }\n\n    \/\/\u5224\u65ad\u67d0\u4e2akey\u662f\u5426\u5b58\u5728\n    Boolean itcast = redisTemplate.hasKey(\"itcast\");\n    System.out.println(itcast);\n\n    \/\/\u5220\u9664\u6307\u5b9akey\n    redisTemplate.delete(\"myZset\");\n\n    \/\/\u83b7\u53d6\u6307\u5b9akey\u5bf9\u5e94\u7684value\u7684\u6570\u636e\u7c7b\u578b\n    DataType dataType = redisTemplate.type(\"myset\");\n    System.out.println(dataType.name());\n\n}<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code><\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u4ec0\u4e48\u662fRedis Redis\u662f\u4e00\u4e2a\u57fa\u4e8e\u5185\u5b58\u7684key-value\u7ed3\u6784\u6570\u636e\u5e93\u3002Redis \u662f\u4e92\u8054\u7f51\u6280\u672f\u9886\u57df\u4f7f\u7528\u6700\u4e3a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=\/wp\/v2\/posts\/585"}],"collection":[{"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=585"}],"version-history":[{"count":2,"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=\/wp\/v2\/posts\/585\/revisions"}],"predecessor-version":[{"id":614,"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=\/wp\/v2\/posts\/585\/revisions\/614"}],"wp:attachment":[{"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=585"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=585"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.muxuetianyin.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=585"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}