{"id":201399,"date":"2025-05-10T10:31:08","date_gmt":"2025-05-10T02:31:08","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201399\/"},"modified":"2025-05-10T10:31:08","modified_gmt":"2025-05-10T02:31:08","slug":"redis6%e9%80%9a%e4%bf%a1%e5%8d%8f%e8%ae%ae%e5%8d%87%e7%ba%a7%e8%87%b3resp3%ef%bc%8c%e4%b8%80%e5%8f%a3%e6%b0%94%e7%9c%8b%e5%ae%8c13%e7%a7%8d%e6%96%b0%e6%95%b0%e6%8d%ae%e7%b1%bb%e5%9e%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201399\/","title":{"rendered":"Redis6\u901a\u4fe1\u534f\u8bae\u5347\u7ea7\u81f3RESP3\uff0c\u4e00\u53e3\u6c14\u770b\u5b8c13\u79cd\u65b0\u6570\u636e\u7c7b\u578b"},"content":{"rendered":"

<\/b> <\/p>\n

Redis6\u901a\u4fe1\u534f\u8bae\u5347\u7ea7\u81f3RESP3\uff0c\u4e00\u53e3\u6c14\u770b\u5b8c13\u79cd\u65b0\u6570\u636e\u7c7b\u578b<\/h1>\n

<\/i>\u6536\u85cf<\/span> <\/p>\n

IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929golang\u5b66\u4e60\u7f51\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aRedis6\u901a\u4fe1\u534f\u8bae\u5347\u7ea7\u81f3RESP3\uff0c\u4e00\u53e3\u6c14\u770b\u5b8c13\u79cd\u65b0\u6570\u636e\u7c7b\u578b\u300b\uff0c\u804a\u804aRedis\u3001RESP V2\u534f\u8bae\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n<\/p>\n

<\/p>\n

\u5728\u524d\u9762\u7684\u6587\u7ae0 Redis\uff1a\u6211\u662f\u5982\u4f55\u4e0e\u5ba2\u6237\u7aef\u8fdb\u884c\u901a\u4fe1\u7684 \u4e2d\uff0c\u6211\u4eec\u4ecb\u7ecd\u8fc7RESP V2\u7248\u672c\u534f\u8bae\u7684\u89c4\u8303\uff0cRESP\u7684\u5168\u7a0b\u662fRedis Serialization Protocol\uff0c\u57fa\u4e8e\u8fd9\u4e2a\u5b9e\u73b0\u7b80\u5355\u4e14\u89e3\u6790\u6027\u80fd\u4f18\u79c0\u7684\u901a\u4fe1\u534f\u8bae\uff0cRedis\u7684\u670d\u52a1\u7aef\u4e0e\u5ba2\u6237\u7aef\u53ef\u4ee5\u901a\u8fc7\u5e95\u5c42\u547d\u4ee4\u7684\u65b9\u5f0f\u8fdb\u884c\u6570\u636e\u7684\u901a\u4fe1\u3002<\/p>\n

\u968f\u7740Redis\u7248\u672c\u7684\u4e0d\u65ad\u66f4\u65b0\u4ee5\u53ca\u529f\u80fd\u8fed\u4ee3\uff0cRESP V2\u534f\u8bae\u5f00\u59cb\u6e10\u6e10\u65e0\u6cd5\u6ee1\u8db3\u65b0\u7684\u9700\u6c42\uff0c\u4e3a\u4e86\u9002\u914d\u5728Redis6.0\u4e2d\u51fa\u73b0\u7684\u4e00\u4e9b\u65b0\u529f\u80fd\uff0c\u5728\u5b83\u7684\u57fa\u7840\u4e0a\u53d1\u5c55\u51fa\u4e86\u5168\u65b0\u7684\u4e0b\u4e00\u4ee3RESP3\u534f\u8bae\u3002<\/p>\n

\u4e0b\u9762\u6211\u4eec\u5148\u6765\u56de\u987e\u4e00\u4e0b\u7ee7\u627f\u81eaRESP V2\u76845\u79cd\u6570\u636e\u8fd4\u56de\u7c7b\u578b\uff0c\u5728\u4e86\u89e3\u8fd9\u4e9b\u7c7b\u578b\u7684\u5c40\u9650\u6027\u540e\uff0c\u518d\u6765\u770b\u770bRESP3\u4e2d\u65b0\u7684\u6570\u636e\u8fd4\u56de\u7c7b\u578b\u90fd\u5728\u4ec0\u4e48\u5730\u65b9\u505a\u51fa\u4e86\u6539\u8fdb\u3002<\/p>\n

1\u3001\u7ee7\u627fRESP v2\u7684\u7c7b\u578b<\/h3>\n

\u9996\u5148\uff0c\u534f\u8bae\u4e2d\u6570\u636e\u7684\u8bf7\u6c42\u683c\u5f0f\u4e0eRESP V2\u5b8c\u5168\u76f8\u540c\uff0c\u8bf7\u6c42\u7684\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n

* CRLF<\/span>
$1\u7684\u5b57\u8282\u957f\u5ea6> CRLF<\/span>
1\u7684\u6570\u636e> CRLF<\/span>
$2\u7684\u5b57\u8282\u957f\u5ea6> CRLF<\/span>
2\u7684\u6570\u636e> CRLF<\/span>
…
$N\u7684\u5b57\u8282\u957f\u5ea6> CRLF<\/span>
N\u7684\u6570\u636e> CRLF<\/span><\/p>\n

\u6bcf\u884c\u672b\u5c3e\u7684CRLF\u8f6c\u6362\u6210\u7a0b\u5e8f\u8bed\u8a00\u662f\\r\\n\uff0c\u4e5f\u5c31\u662f\u56de\u8f66\u52a0\u6362\u884c\u3002\u4ee5set name hydra\u8fd9\u6761\u547d\u4ee4\u4e3a\u4f8b\uff0c\u8f6c\u6362\u8fc7\u7a0b\u53ca\u8f6c\u6362\u540e\u7684\u7ed3\u679c\u5982\u4e0b\uff1a<\/p>\n<\/p>\n

<\/p>\n

\u5728\u4e86\u89e3\u4e86\u53d1\u9001\u7684\u534f\u8bae\u540e\uff0c\u4e0b\u9762\u5bf9\u4e0d\u540c\u7c7b\u578b\u7684\u56de\u590d\u8fdb\u884c\u6d4b\u8bd5\u3002\u8fd9\u4e00\u8fc7\u7a0b\u5982\u4f55\u8fdb\u884c\u6a21\u62df\u5462?\u5728\u524d\u9762\u7684\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u662f\u5728java\u4ee3\u7801\u4e2d\u901a\u8fc7Socket\u8fde\u63a5redis\u670d\u52a1\uff0c\u53d1\u9001\u6570\u636e\u5e76\u6536\u5230\u8fd4\u56de\u7ed3\u679c\u6765\u6a21\u62df\u8fd9\u4e00\u534f\u8bae\u3002<\/p>\n

\u4e0d\u8fc7\u6211\u4eec\u4eca\u5929\u91c7\u7528\u4e00\u79cd\u66f4\u4e3a\u7b80\u5355\u7684\u65b9\u5f0f\uff0c\u76f4\u63a5\u5728\u547d\u4ee4\u884c\u4e0b\u4f7f\u7528telnet\u8fdb\u884c\u8fde\u63a5\u5c31\u53ef\u4ee5\u4e86\uff0c\u4ee5\u6211\u672c\u673a\u542f\u52a8\u7684redis\u4e3a\u4f8b\uff0c\u76f4\u63a5\u8f93\u5165telnet 127.0.0.1 6379\u5c31\u53ef\u4ee5\u8fde\u63a5\u5230redis\u670d\u52a1\u4e86\u3002\u4e4b\u540e\u518d\u5c06\u5305\u542b\u6362\u884c\u7684\u6307\u4ee4\u4e00\u6b21\u6027\u62f7\u8d1d\u5230\u547d\u4ee4\u884c\uff0c\u7136\u540e\u56de\u8f66\uff0c\u5c31\u80fd\u591f\u6536\u5230\u6765\u81eaRedis\u670d\u52a1\u7684\u56de\u590d\u4e86\uff1a<\/p>\n<\/p>\n

<\/p>\n

\u4e0b\u9762\u5148\u6765\u770b\u770b\u7ee7\u627f\u81eaRESP V2\u76845\u79cd\u8fd4\u56de\u683c\u5f0f\uff0c\u4e3a\u4e86\u7edf\u4e00\u547d\u540d\u89c4\u8303\uff0c\u4ecb\u7ecd\u4e2d\u5747\u91c7\u7528RESP3\u5b98\u65b9\u6587\u6863\u4e2d\u7684\u65b0\u7684\u540d\u79f0\u6765\u66ff\u4ee3RESP V2\u4e2d\u7684\u65e7\u547d\u540d\uff0c\u4f8b\u5982\u4e0d\u518d\u4f7f\u7528\u65e7\u7684\u6279\u91cf\u56de\u590d\u3001\u591a\u6761\u6279\u91cf\u56de\u590d\u7b49\u7c7b\u578b\u540d\u79f0\u3002<\/p>\n

Simple string<\/h4>\n

\u8868\u793a\u7b80\u5355\u5b57\u7b26\u4e32\u56de\u590d\uff0c\u5b83\u53ea\u6709\u4e00\u884c\u56de\u590d\uff0c\u56de\u590d\u7684\u5185\u5bb9\u4ee5+\u4f5c\u4e3a\u5f00\u5934\uff0c\u4e0d\u5141\u8bb8\u6362\u884c\uff0c\u5e76\u4ee5\\r\\n\u7ed3\u675f\u3002\u6709\u5f88\u591a\u6307\u4ee4\u5728\u6267\u884c\u6210\u529f\u540e\u53ea\u4f1a\u56de\u590d\u4e00\u4e2aOK\uff0c\u4f7f\u7528\u7684\u5c31\u662f\u8fd9\u79cd\u683c\u5f0f\uff0c\u80fd\u591f\u6709\u6548\u5730\u5c06\u4f20\u8f93\u3001\u89e3\u6790\u7684\u5f00\u9500\u964d\u5230\u6700\u4f4e\u3002<\/p>\n

\u8fd8\u662f\u4ee5\u4e0a\u9762\u7684set\u6307\u4ee4\u4e3a\u4f8b\uff0c\u53d1\u9001\u8bf7\u6c42\uff1a<\/p>\n

*3<\/span>
$3<\/span>
set<\/span>
$4<\/span>
name<\/span>
$5<\/span>
hydra<\/span><\/p>\n

\u6536\u5230\u56de\u590d\uff1a<\/p>\n

+OK\\r\\n<\/span><\/p>\n

Simple error<\/h4>\n

\u9519\u8bef\u56de\u590d\uff0c\u5b83\u53ef\u4ee5\u770b\u505a\u7b80\u5355\u5b57\u7b26\u4e32\u56de\u590d\u7684\u53d8\u79cd\u5f62\u5f0f\uff0c\u5b83\u4eec\u4e4b\u95f4\u7684\u683c\u5f0f\u4e5f\u975e\u5e38\u7c7b\u4f3c\uff0c\u533a\u522b\u53ea\u6709\u7b2c\u4e00\u4e2a\u5b57\u7b26\u662f\u4ee5-\u4f5c\u4e3a\u5f00\u5934\uff0c\u9519\u8bef\u56de\u590d\u7684\u5185\u5bb9\u901a\u5e38\u662f\u9519\u8bef\u7c7b\u578b\u53ca\u5bf9\u9519\u8bef\u63cf\u8ff0\u7684\u5b57\u7b26\u4e32\u3002\u9519\u8bef\u56de\u590d\u51fa\u73b0\u5728\u4e00\u4e9b\u5f02\u5e38\u7684\u573a\u666f\uff0c\u4f8b\u5982\u5f53\u53d1\u9001\u4e86\u9519\u8bef\u7684\u6307\u4ee4\u3001\u64cd\u4f5c\u6570\u7684\u6570\u91cf\u4e0d\u5bf9\u65f6\uff0c\u90fd\u4f1a\u8fdb\u884c\u9519\u8bef\u56de\u590d\u3002<\/p>\n

\u53d1\u9001\u4e00\u6761\u9519\u8bef\u7684\u6307\u4ee4\uff1a<\/p>\n

*1<\/span>
$8<\/span>
Dr<\/span>.Hydra<\/span><\/p>\n

\u6536\u5230\u56de\u590d\uff0c\u63d0\u793a\u9519\u8bef\u4fe1\u606f\uff1a<\/p>\n

https<\/span>:\/\/mp<\/span>.weixin<\/span>.qq<\/span>.com<\/span>\/s<\/span>\/rLk2EW0TKAIkQvx1WefafA<\/span>#<\/span>:~:text<\/span>=%2DERR%C2%A0unknown%C2%A0command%C2%A0%60Dr.Hydra%60%2C%C2%A0with%C2%A0args%C2%A0beginning%C2%A0with%3A%5Cr%5Cn<\/span><\/p>\n

Number<\/h4>\n

\u6574\u6570\u56de\u590d\uff0c\u5b83\u7684\u5e94\u7528\u4e5f\u975e\u5e38\u5e7f\u6cdb\uff0c\u5b83\u4ee5:\u4f5c\u4e3a\u5f00\u5934\uff0c\u4ee5\\r\\n\u7ed3\u675f\uff0c\u7528\u4e8e\u8fd4\u56de\u4e00\u4e2a\u6574\u6570\u3002\u4f8b\u5982\u5f53\u6267\u884cincr\u540e\u8fd4\u56de\u81ea\u589e\u540e\u7684\u503c\uff0c\u6267\u884cllen\u8fd4\u56de\u6570\u7ec4\u7684\u957f\u5ea6\uff0c\u6216\u8005\u4f7f\u7528exists\u547d\u4ee4\u8fd4\u56de\u76840\u62161\u4f5c\u4e3a\u5224\u65ad\u4e00\u4e2akey\u662f\u5426\u5b58\u5728\u7684\u4f9d\u636e\uff0c\u8fd9\u4e9b\u90fd\u4f7f\u7528\u4e86\u6574\u6570\u56de\u590d\u3002<\/p>\n

\u53d1\u9001\u4e00\u6761\u67e5\u770b\u6570\u7ec4\u957f\u5ea6\u7684\u6307\u4ee4\uff1a<\/p>\n

*2<\/span>
$4<\/span>
llen<\/span>
$7<\/span>
myarray<\/span><\/p>\n

\u6536\u5230\u56de\u590d\uff1a<\/p>\n

:4<\/span>\\r\\n<\/span><\/p>\n

Blob string<\/h4>\n

\u591a\u884c\u5b57\u7b26\u4e32\u7684\u56de\u590d\uff0c\u4e5f\u88ab\u53eb\u505a\u6279\u91cf\u56de\u590d\uff0c\u5728RESP V2\u4e2d\u5c06\u5b83\u79f0\u4e3aBulk String\u3002\u4ee5$\u4f5c\u4e3a\u5f00\u5934\uff0c\u540e\u9762\u662f\u53d1\u9001\u7684\u5b57\u8282\u957f\u5ea6\uff0c\u7136\u540e\u662f\\r\\n\uff0c\u7136\u540e\u53d1\u9001\u5b9e\u9645\u7684\u6570\u636e\uff0c\u6700\u7ec8\u4ee5\\r\\n\u7ed3\u675f\u3002\u5982\u679c\u8981\u56de\u590d\u7684\u6570\u636e\u4e0d\u5b58\u5728\uff0c\u90a3\u4e48\u56de\u590d\u957f\u5ea6\u4e3a-1\u3002<\/p>\n

\u53d1\u9001\u4e00\u6761get\u547d\u4ee4\u8bf7\u6c42\uff1a<\/p>\n

*2<\/span>
$3<\/span>
get<\/span>
$4<\/span>
name<\/span><\/p>\n

\u6536\u5230\u56de\u590d\uff1a<\/p>\n

$5<\/span>\\r\\n<\/span>
hydra\\r\\n<\/span><\/p>\n

Array<\/h4>\n

\u53ef\u4ee5\u7406\u89e3\u4e3aRESP V2\u4e2d\u7684\u591a\u6761\u6279\u91cf\u56de\u590d\uff0c\u5f53\u670d\u52a1\u7aef\u8981\u8fd4\u56de\u591a\u4e2a\u503c\u65f6\uff0c\u4f8b\u5982\u8fd4\u56de\u4e00\u4e9b\u5143\u7d20\u7684\u96c6\u5408\u65f6\uff0c\u5c31\u4f1a\u4f7f\u7528Array\u3002\u5b83\u4ee5*\u4f5c\u4e3a\u5f00\u5934\uff0c\u540e\u9762\u662f\u8fd4\u56de\u5143\u7d20\u7684\u4e2a\u6570\uff0c\u4e4b\u540e\u518d\u8ddf\u968f\u591a\u4e2a\u4e0a\u9762\u7684Blob String\u3002<\/p>\n

*4<\/span>
$6<\/span>
lrange<\/span>
$7<\/span>
myarray<\/span>
$1<\/span>
0<\/span>
$2<\/span>
-1<\/span><\/p>\n

\u6536\u5230\u56de\u590d\uff0c\u5305\u542b\u4e86\u96c6\u5408\u4e2d\u76844\u4e2a\u5143\u7d20\uff1a<\/p>\n

*4<\/span>
$1<\/span>
1<\/span>
$1<\/span>
2<\/span>
$1<\/span>
2<\/span>
$2<\/span>
32<\/span><\/p>\n

\u8fd95\u79cd\u7ee7\u627f\u81eaRESP V2\u534f\u8bae\u7684\u8fd4\u56de\u6570\u636e\u7c7b\u578b\u7684\u7b80\u5355\u56de\u987e\u5230\u6b64\u7ed3\u675f\uff0c\u4e0b\u9762\u6211\u4eec\u6765\u5f00\u542fRESP3\u534f\u8bae\u65b0\u7279\u6027\u7684\u63a2\u7d22\u4e4b\u65c5\u3002<\/p>\n

2\u3001RESP3\u4e2d\u65b0\u7684\u7c7b\u578b<\/h3>\n

\u76ee\u524d\u5728Redis6.0.X\u7248\u672c\u4e2d\uff0c\u4ecd\u7136\u662f\u9ed8\u8ba4\u4f7f\u7528\u7684RESP V2\u534f\u8bae\uff0c\u5e76\u4e14\u5728\u517c\u5bb9RESP V2\u7684\u57fa\u7840\u4e0a\uff0c\u4e5f\u540c\u65f6\u4e5f\u652f\u6301\u5f00\u542fRESP3\u3002\u4f30\u8ba1\u5728\u672a\u6765\u7684\u67d0\u4e2a\u7248\u672c\uff0cRedis\u53ef\u80fd\u4f1a\u5168\u9762\u5207\u6362\u5230RESP3\uff0c\u4e0d\u8fc7\u8fd9\u4e48\u505a\u7684\u8bdd\u5bf9\u76ee\u524d\u7684Redis\u5ba2\u6237\u7aef\u8fde\u63a5\u5de5\u5177\u4f1a\u6709\u4e0d\u5c0f\u7684\u51b2\u51fb\uff0c\u90fd\u9700\u8981\u6839\u636e\u534f\u8bae\u5185\u5bb9\u8fdb\u884c\u5e95\u5c42\u901a\u4fe1\u7684\u6539\u9020\u3002<\/p>\n

\u5728\u4f7f\u7528telnet\u8fde\u63a5\u5230redis\u670d\u52a1\u540e\uff0c\u5148\u8f93\u5165\u4e0b\u9762\u7684\u547d\u4ee4\u6765\u5207\u6362\u5230RESP3\u7248\u672c\u7684\u534f\u8bae\uff0c\u81f3\u4e8ehello\u547d\u4ee4\u7684\u5177\u4f53\u8fd4\u56de\u6570\u636e\u4ee5\u53ca\u6570\u636e\u8868\u793a\u7684\u610f\u4e49\uff0c\u8fd9\u91cc\u6682\u4e14\u7565\u8fc7\uff0c\u540e\u9762\u4f1a\u5177\u4f53\u6765\u770b\u3002<\/p>\n

hello<\/span> 3<\/span><\/p>\n

\u4e0b\u9762\u6211\u4eec\u5c31\u6765\u8be6\u7ec6\u770b\u770b\u5728RESP3\u4e2d\uff0c\u9664\u4e86\u4fdd\u7559\u4e0a\u9762\u76845\u79cd\u65e7\u56de\u590d\u7c7b\u578b\u5916\uff0c\u65b0\u589e\u768413\u79cd\u901a\u4fe1\u8fd4\u56de\u6570\u636e\u7c7b\u578b\uff0c\u90e8\u5206\u6570\u636e\u7c7b\u578b\u4f1a\u914d\u5408\u793a\u4f8b\u8fdb\u884c\u6f14\u793a\u3002\u4e3a\u4e86\u770b\u8d77\u6765\u66f4\u52a0\u7b80\u6d01\uff0c\u4e0b\u9762\u7684\u6f14\u793a\u4f8b\u5b50\u53d1\u9001\u547d\u4ee4\u5747\u4f7f\u7528\u539f\u59cb\u547d\u4ee4\uff0c\u4e0d\u518d\u8f6c\u5316\u4e3a\u534f\u8bae\u683c\u5f0f\uff0c\u5e76\u4e14\u7701\u7565\u6570\u636e\u8fd4\u56de\u7ed3\u679c\u4e2d\u6bcf\u884c\u7ed3\u675f\u7684\\r\\n!<\/p>\n

\uff081\uff09Null<\/h4>\n

\u65b0\u534f\u8bae\u4e2d\u4f7f\u7528\u4e0b\u5212\u7ebf\u5b57\u7b26\u540e\u8ddfCR\u548cLF\u5b57\u7b26\u6765\u8868\u793a\u7a7a\u503c\uff0c\u4e5f\u5c31\u662f\u7528_\\r\\n\u6765\u66ff\u4ee3\u539f\u5148\u7684\u5355\u4e2a\u7a7a\u503c\u7684\u8fd4\u56de$-1\u3002\u4f8b\u5982\u5728\u4f7f\u7528get\u547d\u4ee4\u67e5\u627e\u4e00\u4e2a\u4e0d\u5b58\u5728\u7684key\u65f6\uff1a<\/p>\n

get<\/span> hydra<\/span><\/p>\n

RESP V2\u8fd4\u56de\uff1a<\/p>\n

$-1<\/span><\/p>\n

RESP3\u8fd4\u56de\uff1a<\/p>\n

_<\/span><\/p>\n

\uff082\uff09Double<\/h4>\n

\u6d6e\u70b9\u6570\u8fd4\u56de\u65f6\u4ee5\u9017\u53f7\u5f00\u5934\uff0c\u683c\u5f0f\u4e3a ,\\r\\n\uff0c\u4f7f\u7528zset score key member\u83b7\u53d6\u5206\u6570\u7684\u547d\u4ee4\u6765\u8fdb\u884c\u6d4b\u8bd5\uff1a<\/p>\n

zscore<\/span> fruit<\/span> apple<\/span><\/p>\n

RESP V2\u8fd4\u56de\u65f6\u4f7f\u7528\u7684\u662fBulk String\u7684\u683c\u5f0f\uff1a<\/p>\n

$18<\/span>
5.6600000000000001<\/span><\/p>\n

RESP3\u8fd4\u56de\u683c\u5f0f\uff1a<\/p>\n

,5.6600000000000001<\/span><\/p>\n

\uff083\uff09Boolean<\/h4>\n

\u5e03\u5c14\u7c7b\u578b\u7684\u6570\u636e\u8fd4\u56de\u503c\uff0c\u5176\u4e2dtrue\u88ab\u8868\u793a\u4e3a#t\\r\\n\uff0c\u800cfalse\u88ab\u8868\u793a\u4e3a#f\\r\\n\u3002\u4e0d\u8fc7Hydra\u6682\u65f6\u6ca1\u6709\u627e\u5230\u8fd4\u56de\u5e03\u5c14\u7c7b\u578b\u7ed3\u679c\u7684\u4f8b\u5b50\uff0c\u5373\u4f7f\u662f\u7528lua\u811a\u672c\u76f4\u63a5\u8fd4\u56de\u5e03\u5c14\u7c7b\u578b\u4e5f\u65e0\u6cd5\u5b9e\u73b0\u3002<\/p>\n

eval<\/span> “return true”<\/span> 0<\/span>
eval<\/span> “return false”<\/span> 0<\/span><\/p>\n

\u4e0a\u9762\u7684lua\u811a\u672c\u5728\u8fd4\u56detrue\u65f6\u7ed3\u679c\u4e3a:1\\r\\n\uff0c\u8fd4\u56defalse\u65f6\u7ed3\u679c\u4e3a_\\r\\n\uff0c\u8fd9\u662f\u56e0\u4e3alua\u4e2d\u5e03\u5c14\u7c7b\u578b\u7684true\u4f1a\u8f6c\u6362\u4e3aredis\u4e2d\u7684\u6574\u6570\u56de\u590d1\uff0c\u800cfalse\u7c7b\u578b\u4f1a\u8f6c\u6362\u6210Nil Bulk\u3002\u81f3\u4e8e\u6709\u54ea\u4e9b\u6307\u4ee4\u80fd\u591f\u8fd4\u56de\u5e03\u5c14\u7c7b\u578b\u7684\u6570\u636e\uff0c\u6709\u4e86\u89e3\u7684\u5c0f\u4f19\u4f34\u53ef\u4ee5\u7ed9\u6211\u7559\u8a00\u8865\u5145\u3002<\/p>\n

\uff084\uff09Blob error<\/h4>\n

\u4e0e\u5b57\u7b26\u4e32\u7c7b\u578b\u6bd4\u8f83\u76f8\u4f3c\uff0c\u5b83\u7684\u683c\u5f0f\u4e3a!\\r\\n\\r\\n\uff0c\u4f46\u662f\u4e0e\u7b80\u5355\u9519\u8bef\u7c7b\u578b\u4e00\u6837\uff0c\u5f00\u5934\u4f7f\u7528!\u8868\u793a\u8fd4\u56de\u7684\u662f\u4e00\u6bb5\u9519\u8bef\u4fe1\u606f\u63cf\u8ff0\u3002\u4f8b\u5982\u9519\u8befSYNTAX invalid syntax\u4f1a\u6309\u7167\u4e0b\u9762\u7684\u683c\u5f0f\u8fd4\u56de\uff1a<\/p>\n

!21<\/span>
SYNTAX<\/span> invalid<\/span> syntax<\/span><\/p>\n

\uff085\uff09Verbatim string<\/h4>\n

Verbatim string\u4e5f\u8868\u793a\u4e00\u4e2a\u5b57\u7b26\u4e32\u683c\u5f0f\uff0c\u4e0eBlob String\u975e\u5e38\u76f8\u4f3c\uff0c\u4f46\u662f\u4f7f\u7528=\u5f00\u5934\u66ff\u6362\u4e86$\uff0c\u53e6\u5916\u4e4b\u540e\u7684\u4e09\u4e2a\u5b57\u8282\u63d0\u4f9b\u4e86\u6709\u5173\u5b57\u7b26\u4e32\u683c\u5f0f\u7684\u4fe1\u606f\uff0c\u4f8b\u5982txt\u8868\u793a\u7eaf\u6587\u672c\uff0cmkd\u8868\u793amarkdown\u683c\u5f0f\uff0c\u7b2c\u56db\u4e2a\u5b57\u8282\u5219\u56fa\u5b9a\u4e3a :\u3002\u8fd9\u79cd\u683c\u5f0f\u9002\u7528\u4e8e\u5728\u6ca1\u6709\u4efb\u4f55\u8f6c\u4e49\u6216\u8fc7\u6ee4\u7684\u60c5\u51b5\u4e0b\u663e\u793a\u7ed9\u7528\u6237\u3002<\/p>\n

\u4f7f\u7528\u5ef6\u65f6\u4e8b\u4ef6\u7edf\u8ba1\u4e0e\u5206\u6790\u6307\u4ee4\u8fdb\u884c\u6d4b\u8bd5\uff0c\u53d1\u9001\uff1a<\/p>\n

latency<\/span> doctor<\/span><\/p>\n

RESP2\u8fd4\u56de\u7684\u6570\u636e\u8fd8\u662fBlob String\u683c\u5f0f\uff1a<\/p>\n

$196<\/span>
Dave<\/span>, no<\/span> latency<\/span> spike<\/span> was<\/span> observed<\/span> during<\/span> the<\/span> lifetime<\/span> of<\/span> this<\/span> Redis<\/span> instance<\/span>, not<\/span> in<\/span> the<\/span> slightest<\/span> bit<\/span>. I<\/span> honestly<\/span> think<\/span> you<\/span> ought<\/span> to<\/span> sit<\/span> down<\/span> calmly<\/span>, take<\/span> a<\/span> stress<\/span> pill<\/span>, and<\/span> think<\/span> things<\/span> over<\/span>.<\/p>\n

RESP V3\u8fd4\u56de\u7684\u6570\u636e\u91c7\u7528\u4e86\u65b0\u7684\u683c\u5f0f\uff1a<\/p>\n

=200<\/span>
txt<\/span>:Dave<\/span>, no<\/span> latency<\/span> spike<\/span> was<\/span> observed<\/span> during<\/span> the<\/span> lifetime<\/span> of<\/span> this<\/span> Redis<\/span> instance<\/span>, not<\/span> in<\/span> the<\/span> slightest<\/span> bit<\/span>. I<\/span> honestly<\/span> think<\/span> you<\/span> ought<\/span> to<\/span> sit<\/span> down<\/span> calmly<\/span>, take<\/span> a<\/span> stress<\/span> pill<\/span>, and<\/span> think<\/span> things<\/span> over<\/span>.<\/p>\n

\uff086\uff09Big number<\/h4>\n

Big number\u7c7b\u578b\u7528\u4e8e\u8fd4\u56de\u975e\u5e38\u5927\u7684\u6574\u6570\u6570\u5b57\uff0c\u53ef\u4ee5\u8868\u793a\u5728\u6709\u7b26\u53f764\u4f4d\u6570\u5b57\u8303\u56f4\u5185\u7684\u6574\u6570\uff0c\u5305\u62ec\u6b63\u6570\u6216\u8d1f\u6570\uff0c\u4f46\u662f\u9700\u8981\u6ce8\u610f\u4e0d\u80fd\u542b\u6709\u5c0f\u6570\u90e8\u5206\u3002\u6570\u636e\u683c\u5f0f\u4e3a(\\r\\n\uff0c\u4ee5\u5de6\u62ec\u53f7\u5f00\u5934\uff0c\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n

(3492890328409238509324850943850943825024385<\/span><\/p>\n

\u6ce8\u610f\uff0c\u5f53Big number\u4e0d\u53ef\u7528\u65f6\uff0c\u5ba2\u6237\u7aef\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32\u683c\u5f0f\u7684\u6570\u636e\u3002<\/p>\n

\uff087\uff09Aggregate data types<\/h4>\n

\u4e0e\u524d\u9762\u6211\u4eec\u4ecb\u7ecd\u7684\u7ed9\u5b9a\u6570\u636e\u7c7b\u578b\u7684\u5355\u4e2a\u503c\u4e0d\u540c\uff0cAggregate data types\u53ef\u4ee5\u7406\u89e3\u4e3a\u805a\u5408\u6570\u636e\u7c7b\u578b\u3002\u8fd9\u4e5f\u662fRESP3\u7684\u4e00\u4e2a\u6838\u5fc3\u601d\u60f3\uff0c\u8981\u80fd\u591f\u4ece\u534f\u8bae\u548c\u7c7b\u578b\u7684\u89d2\u5ea6\uff0c\u6765\u63cf\u8ff0\u4e0d\u540c\u8bed\u4e49\u7684\u805a\u5408\u6570\u636e\u7c7b\u578b\u3002<\/p>\n

\u805a\u5408\u6570\u636e\u7c7b\u578b\u7684\u683c\u5f0f\u5982\u4e0b\uff0c\u901a\u5e38\u7531\u805a\u5408\u7c7b\u578b\u3001\u5143\u7d20\u4e2a\u6570\u4ee5\u53ca\u5177\u4f53\u7684\u5355\u4e00\u5143\u7d20\u6784\u6210\uff1a<\/p>\n

aggregate-type-char>numelements>CR>LF>
… numelements<\/span> other<\/span> types<\/span> …<\/p>\n

\u4f8b\u5982\u4e00\u4e2a\u5305\u542b\u4e09\u4e2a\u6570\u5b57\u7684\u6570\u7ec4[1,2,3]\u53ef\u4ee5\u8868\u793a\u4e3a\uff1a<\/p>\n

*3<\/span>
:1<\/span>
:2<\/span>
:3<\/span><\/p>\n

\u5f53\u7136\u805a\u5408\u6570\u636e\u7c7b\u578b\u4e2d\u7684\u5143\u7d20\u53ef\u4ee5\u662f\u5176\u4ed6\u805a\u5408\u6570\u636e\u7c7b\u578b\uff0c\u4f8b\u5982\u5728\u6570\u7ec4\u4e2d\u4e5f\u53ef\u4ee5\u5d4c\u5957\u5305\u542b\u5176\u4ed6\u6570\u7ec4(\u4e0b\u9762\u7684\u5185\u5bb9\u5305\u542b\u4e86\u7f29\u8fdb\u65b9\u4fbf\u7406\u89e3)\uff1a<\/p>\n

*2<\/span>
*3<\/span>
:1<\/span>
$5<\/span>
hello<\/span>
:2<\/span>
#f<\/span><\/p>\n

\u4e0a\u9762\u7684\u805a\u5408\u6570\u636e\u7c7b\u578b\u6240\u8868\u793a\u7684\u6570\u636e\u4e3a[[1,”hello”,2],false]\u3002<\/p>\n

\uff088\uff09Map<\/h4>\n

Map\u6570\u636e\u7c7b\u578b\u4e0e\u6570\u7ec4\u6bd4\u8f83\u7c7b\u4f3c\uff0c\u4f46\u662f\u4ee5%\u4f5c\u4e3a\u8d77\u59cb\uff0c\u540e\u9762\u662fMap\u4e2d\u952e\u503c\u5bf9\u7684\u6570\u91cf\uff0c\u800c\u4e0d\u518d\u662f\u5355\u4e2a\u6570\u636e\u9879\u7684\u6570\u91cf\u3002\u5b83\u7684\u6570\u636e\u5185\u5bb9\u662f\u4e00\u4e2a\u6709\u5e8f\u7684\u952e\u503c\u5bf9\u7684\u6570\u7ec4\uff0c\u4e4b\u540e\u5206\u884c\u663e\u793a\u952e\u503c\u5bf9\u7684key\u548cvalue\uff0c\u56e0\u6b64\u540e\u9762\u7684\u6570\u636e\u884c\u4e00\u5b9a\u662f\u5076\u6570\u884c\u3002\u5148\u770b\u4e00\u4e0b\u5b98\u65b9\u6587\u6863\u7ed9\u51fa\u7684\u4f8b\u5b50\uff0c\u4ee5\u4e0b\u9762\u7684Json\u5b57\u7b26\u4e32\u4e3a\u4f8b\uff1a<\/p>\n

{
“first”<\/span>:1<\/span>,
“second”<\/span>:2<\/span>
}<\/p>\n

\u8f6c\u6362\u4e3aMap\u7c7b\u578b\u540e\u683c\u5f0f\u4e3a\u4e0b\u9762\u7684\u5f62\u5f0f\uff1a<\/p>\n

%2<\/span>
+first<\/span>
:1<\/span>
+second<\/span>
:2<\/span><\/p>\n

\u4f46\u662f\u901a\u8fc7\u5b9e\u9a8c\uff0cHydra\u53d1\u73b0\u4e86\u70b9\u6709\u610f\u601d\u7684\u4e1c\u897f\uff0c\u5f53\u6211\u4eec\u53d1\u9001\u4e00\u6761hgetall\u7684\u547d\u4ee4\u6765\u8bf7\u6c42\u54c8\u5e0c\u7c7b\u578b\u7684\u6570\u636e\u65f6\uff1a<\/p>\n

hgetall<\/span> user<\/span><\/p>\n

RESP V2\u8fd4\u56de\u7684\u6570\u636e\u4ecd\u7136\u4f7f\u7528\u8001\u7684Array\u683c\u5f0f\uff0c\u7b26\u5408\u6211\u4eec\u7684\u9884\u671f\uff1a<\/p>\n

*4<\/span>
$4<\/span>
name<\/span>
$5<\/span>
Hydra<\/span>
$3<\/span>
age<\/span>
$2<\/span>
18<\/span><\/p>\n

\u4f46\u662f\u4e0b\u9762RESP3\u7684\u6570\u636e\u8fd4\u56de\u5374\u51fa\u4e4e\u6211\u4eec\u7684\u610f\u6599\uff0c\u53ef\u4ee5\u770b\u5230\u867d\u7136\u524d\u9762\u7684%2\u8868\u793a\u4f7f\u7528\u4e86Map\u683c\u5f0f\uff0c\u4f46\u662f\u540e\u9762\u5e76\u6ca1\u6709\u9075\u5faa\u5b98\u65b9\u6587\u6863\u7ed9\u51fa\u7684\u89c4\u8303\uff0c\u9664\u4e86\u5f00\u5934\u7684%2\u4ee5\u5916\uff0c\u5176\u4f59\u90e8\u5206\u4e0eArray\u5b8c\u5168\u76f8\u540c()\u3002<\/p>\n

%2<\/span>
$4<\/span>
name<\/span>
$5<\/span>
Hydra<\/span>
$3<\/span>
age<\/span>
$2<\/span>
18<\/span><\/p>\n

\u5173\u4e8e\u5b9e\u9645\u4f20\u8f93\u6570\u636e\u4e0e\u6587\u6863\u4e2d\u7ed9\u51fa\u793a\u4f8b\u7684\u51fa\u5165\uff0cHydra\u6709\u4e00\u70b9\u81ea\u5df1\u7684\u731c\u6d4b\uff0c\u653e\u5728\u6700\u540e\u603b\u7ed3\u90e8\u5206\u3002<\/p>\n

\uff089\uff09Set<\/h4>\n

Set\u4e0eArray\u7c7b\u578b\u975e\u5e38\u76f8\u4f3c\uff0c\u4f46\u662f\u5b83\u7684\u7b2c\u4e00\u4e2a\u5b57\u8282\u4f7f\u7528~\u66ff\u4ee3\u4e86*\uff0c\u5b83\u662f\u4e00\u4e2a\u65e0\u5e8f\u7684\u6570\u636e\u96c6\u5408\u3002\u8fd8\u662f\u5148\u770b\u4e00\u4e0b\u5b98\u65b9\u6587\u6863\u4e2d\u7ed9\u51fa\u7684\u793a\u4f8b\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u5305\u542b\u4e865\u4e2a\u5143\u7d20\u7684\u96c6\u5408\u7c7b\u578b\u6570\u636e\uff0c\u5e76\u4e14\u5176\u4e2d\u5177\u4f53\u7684\u6570\u636e\u7c7b\u578b\u53ef\u4ee5\u4e0d\u540c\uff1a<\/p>\n

~5<\/span>CR>LF>
+orange<\/span>CR>LF>
+apple<\/span>CR>LF>
#t<\/span>CR>LF>
:100<\/span>CR>LF>
:999<\/span>CR>LF><\/p>\n

\u4e0b\u9762\u4f7f\u7528SMEMBERS\u547d\u4ee4\u83b7\u53d6\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5143\u7d20\u8fdb\u884c\u6d4b\u8bd5\uff1a<\/p>\n

SMEMBERS<\/span> myset<\/span><\/p>\n

RESP V2\u8fd4\u56de\u65f6\u4ecd\u7136\u4f7f\u7528Array\u683c\u5f0f\uff1a<\/p>\n

*3<\/span>
$1<\/span>
a<\/span>
$1<\/span>
c<\/span>
$1<\/span>
b<\/span><\/p>\n

RESP3\u7684\u6570\u636e\u8fd4\u56de\u60c5\u51b5\u548cMap\u6bd4\u8f83\u7c7b\u4f3c\uff0c\u4f7f\u7528~\u5f00\u5934\uff0c\u4f46\u662f\u6ca1\u6709\u5b8c\u5168\u9075\u4ece\u534f\u8bae\u4e2d\u7684\u683c\u5f0f\uff1a<\/p>\n

~3<\/span>
$1<\/span>
a<\/span>
$1<\/span>
c<\/span>
$1<\/span>
b<\/span><\/p>\n

\uff0810\uff09Attribute<\/h4>\n

Attribute\u7c7b\u578b\u4e0eMap\u7c7b\u578b\u975e\u5e38\u76f8\u4f3c\uff0c\u4f46\u662f\u5934\u4e00\u4e2a\u5b57\u8282\u4f7f\u7528|\u6765\u4ee3\u66ff\u4e86%\uff0cAttribute\u63cf\u8ff0\u7684\u6570\u636e\u5185\u5bb9\u6bd4\u8f83\u50cfMap\u4e2d\u7684\u5b57\u5178\u6620\u5c04\u3002\u5ba2\u6237\u7aef\u4e0d\u5e94\u8be5\u5c06\u8fd9\u4e2a\u5b57\u5178\u5185\u5bb9\u770b\u505a\u6570\u636e\u56de\u590d\u7684\u4e00\u90e8\u5206\uff0c\u800c\u662f\u5f53\u505a\u589e\u5f3a\u56de\u590d\u5185\u5bb9\u7684\u8f85\u52a9\u6570\u636e\u3002<\/p>\n

\u5728\u6587\u6863\u4e2d\u63d0\u5230\uff0c\u5728\u672a\u6765\u67d0\u4e2a\u7248\u672c\u7684Redis\u4e2d\u53ef\u80fd\u4f1a\u51fa\u73b0\u8fd9\u6837\u4e00\u4e2a\u529f\u80fd\uff0c\u6bcf\u6b21\u6267\u884c\u6307\u4ee4\u65f6\u90fd\u4f1a\u6253\u5370\u8bbf\u95ee\u7684key\u7684\u8bf7\u6c42\u9891\u7387\uff0c\u8fd9\u4e2a\u503c\u53ef\u80fd\u4f7f\u7528\u4e00\u4e2a\u6d6e\u70b9\u6570\u8868\u793a\uff0c\u90a3\u4e48\u5728\u6267\u884cMGET a b\u65f6\u5c31\u53ef\u80fd\u4f1a\u6536\u5230\u56de\u590d\uff1a<\/p>\n

|1<\/span>
+key-popularity<\/span>
%2<\/span>
$1<\/span>
a<\/span>
,0.1923<\/span>
$1<\/span>
b<\/span>
,0.0012<\/span>
*2<\/span>
:2039123<\/span>
:9543892<\/span><\/p>\n

\u5728\u4e0a\u9762\u7684\u6570\u636e\u56de\u590d\u4e2d\uff0c\u5b9e\u9645\u4e2d\u56de\u590d\u7684\u6570\u636e\u5e94\u8be5\u662f[2039123,9543892]\uff0c\u4f46\u662f\u5728\u524d\u9762\u9644\u52a0\u4e86\u5b83\u4eec\u8bf7\u6c42\u7684\u5c5e\u6027\uff0c\u5f53\u8bfb\u5230\u8fd9\u4e2aAttribute\u7c7b\u578b\u6570\u636e\u540e\uff0c\u5e94\u5f53\u7ee7\u7eed\u8bfb\u53d6\u540e\u9762\u7684\u5b9e\u9645\u6570\u636e\u3002<\/p>\n

\uff0811\uff09Push<\/h4>\n

Push\u6570\u636e\u7c7b\u578b\u662f\u4e00\u79cd\u670d\u52a1\u5668\u5411\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u5f02\u6b65\u6570\u636e\uff0c\u5b83\u7684\u683c\u5f0f\u4e0eArray\u7c7b\u578b\u6bd4\u8f83\u7c7b\u4f3c\uff0c\u4f46\u662f\u4ee5>\u5f00\u5934\uff0c\u63a5\u4e0b\u6765\u7684\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e00\u4e2a\u6570\u636e\u4e3a\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u8868\u793a\u670d\u52a1\u5668\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u7684\u63a8\u9001\u6570\u636e\u662f\u4f55\u79cd\u7c7b\u578b\u3002\u6570\u7ec4\u4e2d\u5176\u4ed6\u7684\u6570\u636e\u4e5f\u90fd\u5305\u542b\u81ea\u5df1\u7684\u7c7b\u578b\uff0c\u9700\u8981\u6309\u7167\u534f\u8bae\u4e2d\u7c7b\u578b\u89c4\u8303\u8fdb\u884c\u89e3\u6790\u3002<\/p>\n

\u7b80\u5355\u770b\u4e00\u4e0b\u6587\u6863\u4e2d\u7ed9\u51fa\u7684\u793a\u4f8b\uff0c\u5728\u6267\u884cget key\u547d\u4ee4\u540e\uff0c\u53ef\u80fd\u4f1a\u5f97\u5230\u4e24\u4e2a\u6709\u6548\u56de\u590d\uff1a<\/p>\n

>4<\/span>
+pubsub<\/span>
+message<\/span>
+somechannel<\/span>
+this<\/span> is<\/span> the<\/span> message<\/span>
$9<\/span>
Get-Reply<\/span><\/p>\n

\u5728\u4e0a\u9762\u7684\u8fd9\u6bb5\u56de\u590d\u4e2d\u9700\u8981\u6ce8\u610f\uff0c\u6536\u5230\u7684\u4e24\u4e2a\u56de\u590d\u4e2d\u7b2c\u4e00\u4e2a\u662f\u63a8\u9001\u6570\u636e\u7684\u7c7b\u578b\uff0c\u7b2c\u4e8c\u4e2a\u624d\u662f\u771f\u6b63\u56de\u590d\u7684\u6570\u636e\u5185\u5bb9\u3002<\/p>\n

\u6ce8\u610f!\u8fd9\u91cc\u5728\u6587\u6863\u4e2d\u6709\u4e00\u53e5\u63d0\u793a\uff1a\u867d\u7136\u4e0b\u9762\u7684\u6f14\u793a\u4f7f\u7528\u7684\u662fSimple string\u683c\u5f0f\uff0c\u4f46\u662f\u5728\u5b9e\u9645\u6570\u636e\u4f20\u8f93\u4e2d\u4f7f\u7528\u7684\u662fBlob string\u683c\u5f0f\u3002\u6240\u4ee5\u76f2\u731c\u4e00\u6ce2\uff0c\u4e0a\u9762\u7684Map\u548cSet\u4e5f\u662f\u540c\u6837\u7684\u60c5\u51b5?<\/p>\n

\u8fd9\u91cc\u5148\u7b80\u5355\u94fa\u57ab\u4e00\u4e0bPush\u56de\u590d\u7c7b\u578b\u5728redis6\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u4f7f\u7528\u573a\u666f\u5ba2\u6237\u7aef\u7f13\u5b58client-side caching\uff0c\u5b83\u5141\u8bb8\u5c06\u6570\u636e\u5b58\u50a8\u5728\u672c\u5730\u5e94\u7528\u4e2d\uff0c\u5f53\u8bbf\u95ee\u65f6\u4e0d\u518d\u9700\u8981\u8bbf\u95eeredis\u670d\u52a1\u7aef\uff0c\u4f46\u662f\u5176\u4ed6\u5ba2\u6237\u7aef\u4fee\u6539\u6570\u636e\u65f6\u9700\u8981\u901a\u77e5\u5f53\u524d\u5ba2\u6237\u7aef\u4f5c\u5e9f\u6389\u672c\u5730\u5e94\u7528\u7684\u5ba2\u6237\u7aef\u7f13\u5b58\uff0c\u8fd9\u65f6\u5019\u5c31\u4f1a\u7528\u5230Push\u7c7b\u578b\u7684\u6d88\u606f\u3002<\/p>\n

\u6211\u4eec\u5148\u5728\u5ba2\u6237\u7aefA\u4e2d\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4\uff1a<\/p>\n

client<\/span> tracking<\/span> on<\/span>
get<\/span> key1<\/span><\/p>\n

\u5728\u5ba2\u6237\u7aefB\u4e2d\u6267\u884c\uff1a<\/p>\n

set<\/span> key1<\/span> newValue<\/span><\/p>\n

\u8fd9\u65f6\u5c31\u4f1a\u5728\u5ba2\u6237\u7aefA\u4e2d\u6536\u5230Push\u7c7b\u578b\u7684\u6d88\u606f\uff0c\u901a\u77e5\u5ba2\u6237\u7aef\u7f13\u5b58\u5931\u6548\u3002\u5728\u4e0b\u9762\u6536\u5230\u7684\u6d88\u606f\u4e2d\u5c31\u5305\u542b\u4e86\u4e24\u90e8\u5206\uff0c\u7b2c\u4e00\u90e8\u5206\u8868\u793a\u6536\u5230\u7684\u6d88\u606f\u7c7b\u578b\u4e3ainvalidate\uff0c\u7b2c\u4e8c\u90e8\u5206\u5219\u662f\u9700\u8981\u4f5c\u5e9f\u7684\u7f13\u5b58key1\uff1a<\/p>\n

>2<\/span>
$10<\/span>
invalidate<\/span>
*1<\/span>
$4<\/span>
key1<\/span><\/p>\n

\uff0812\uff09Stream<\/h4>\n

\u5728\u524d\u9762\u4ecb\u7ecd\u7684\u7c7b\u578b\u4e2d\uff0c\u8fd4\u56de\u7684\u6570\u636e\u5b57\u7b26\u4e32\u4e00\u822c\u90fd\u5177\u6709\u6307\u5b9a\u7684\u957f\u5ea6\uff0c\u4f8b\u5982\u4e0b\u9762\u8fd9\u6837\uff1a<\/p>\n

$1234<\/span>CR>LF>
…. 1234<\/span> bytes<\/span> of<\/span> data<\/span> here<\/span> …CR>LF><\/p>\n

\u4f46\u662f\u6709\u65f6\u5019\u9700\u8981\u5c06\u4e00\u6bb5\u4e0d\u77e5\u9053\u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u6570\u636e\u4ece\u5ba2\u6237\u7aef\u4f20\u7ed9\u670d\u52a1\u5668(\u6216\u8005\u53cd\u5411\u4f20\u8f93)\u65f6\uff0c\u5f88\u660e\u663e\u8fd9\u79cd\u683c\u5f0f\u65e0\u6cd5\u4f7f\u7528\uff0c\u56e0\u6b64\u9700\u8981\u4e00\u79cd\u65b0\u7684\u683c\u5f0f\u7528\u6765\u4f20\u9001\u4e0d\u786e\u5b9a\u957f\u5ea6\u7684\u6570\u636e\u3002<\/p>\n

\u6587\u6863\u4e2d\u63d0\u5230\uff0c\u8fc7\u53bb\u5728\u670d\u52a1\u7aef\u6709\u4e00\u4e2a\u79c1\u6709\u6269\u5c55\u7684\u6570\u636e\u683c\u5f0f\uff0c\u89c4\u8303\u5982\u4e0b\uff1a<\/p>\n

$EOF<\/span>:40 bytes<\/span> marker<\/span>>CR>LF>
… any<\/span> number<\/span> of<\/span> bytes<\/span> of<\/span> data<\/span> here<\/span> not<\/span> containing<\/span> the<\/span> marker<\/span> …
40 bytes<\/span> marker<\/span>><\/p>\n

\u5b83\u4ee5$EOF:\u4f5c\u4e3a\u8d77\u59cb\u5b57\u8282\uff0c\u7136\u540e\u662f40\u5b57\u8282\u7684marker\u6807\u8bc6\u7b26\uff0c\u5728\\r\\n\u540e\u8ddf\u968f\u7684\u662f\u771f\u6b63\u7684\u6570\u636e\uff0c\u7ed3\u675f\u540e\u4e5f\u662f40\u5b57\u8282\u7684\u6807\u8bc6\u7b26\u3002\u6807\u8bc6\u7b26\u4ee5\u4f2a\u968f\u673a\u7684\u65b9\u5f0f\u751f\u6210\uff0c\u57fa\u672c\u4e0a\u4e0d\u4f1a\u4e0e\u6b63\u5e38\u7684\u6570\u636e\u53d1\u751f\u51b2\u7a81\u3002<\/p>\n

\u4f46\u662f\u8fd9\u79cd\u683c\u5f0f\u5b58\u5728\u4e00\u5b9a\u7684\u5c40\u9650\u6027\uff0c\u4e3b\u8981\u95ee\u9898\u5c31\u5728\u4e8e\u751f\u6210\u6807\u8bc6\u7b26\u4ee5\u53ca\u89e3\u6790\u6807\u8bc6\u7b26\u4e0a\uff0c\u7531\u4e8e\u4e00\u4e9b\u539f\u56e0\u4f7f\u5f97\u4e0a\u9762\u8fd9\u79cd\u683c\u5f0f\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\u975e\u5e38\u8106\u5f31\u3002\u56e0\u6b64\u6700\u7ec8\u5728\u89c4\u8303\u4e2d\u63d0\u51fa\u4e86\u4e00\u79cd\u5206\u5757\u7f16\u7801\u683c\u5f0f\uff0c\u4e3e\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\uff0c\u5f53\u9700\u8981\u53d1\u9001\u4e8b\u5148\u4e0d\u77e5\u9053\u957f\u5ea6\u7684\u5b57\u7b26\u4e32Hello world\u65f6\uff1a<\/p>\n

$?
;4<\/span>
Hell<\/span>
;5<\/span>
o<\/span> wor<\/span>
;2<\/span>
ld<\/span>
;0<\/span><\/p>\n

\u8fd9\u79cd\u683c\u5f0f\u4ee5$?\u5f00\u5934\uff0c\u8868\u793a\u662f\u4e00\u4e2a\u4e0d\u77e5\u9053\u957f\u5ea6\u7684\u5206\u5757\u7f16\u7801\u683c\u5f0f\uff0c\u540e\u9762\u4f20\u8f93\u7684\u6570\u636e\u6570\u91cf\u6ca1\u6709\u9650\u5236\uff0c\u5728\u6700\u540e\u4ee5\u96f6\u957f\u5ea6\u7684;0\u4f5c\u4e3a\u7ed3\u675f\u4f20\u8f93\u7684\u6807\u8bc6\u3002\u6587\u6863\u4e2d\u63d0\u5230\uff0c\u76ee\u524d\u8fd8\u6ca1\u6709\u547d\u4ee4\u4f1a\u4ee5\u8fd9\u4e2a\u683c\u5f0f\u6765\u8fdb\u884c\u6570\u636e\u56de\u590d\uff0c\u4f46\u662f\u4f1a\u5728\u540e\u9762\u7684\u529f\u80fd\u6a21\u5757\u4e2d\u5b9e\u88c5\u8fd9\u4e2a\u534f\u8bae\u3002<\/p>\n

\uff0813\uff09HELLO<\/h4>\n

\u5728\u4ecb\u7ecdRESP3\u7684\u6700\u5f00\u59cb\uff0c\u6211\u4eec\u5c31\u5728telnet\u4e2d\u901a\u8fc7hello 3\u7684\u547d\u4ee4\u6765\u5207\u6362\u534f\u8bae\u5230V3\u7248\u672c\u3002\u8fd9\u4e2a\u7279\u6b8a\u7684\u547d\u4ee4\u5b8c\u6210\u4e86\u4e24\u4ef6\u4e8b\uff1a<\/p>\n

    \n
  • \u5b83\u5141\u8bb8\u670d\u52a1\u5668\u4e0eRESP V2\u7248\u672c\u5411\u540e\u517c\u5bb9\uff0c\u4e5f\u65b9\u4fbf\u4ee5\u540e\u66f4\u52a0\u8f7b\u677e\u7684\u5207\u6362\u5230RESP3\u3002<\/li>\n
  • hello\u547d\u4ee4\u53ef\u4ee5\u8fd4\u56de\u6709\u5173\u670d\u52a1\u5668\u548c\u534f\u8bae\u7684\u4fe1\u606f\uff0c\u4ee5\u4f9b\u5ba2\u6237\u7aef\u4f7f\u7528\u3002<\/li>\n<\/ul>\n

    hello\u547d\u4ee4\u7684\u683c\u5f0f\u5982\u4e0b\uff0c\u53ef\u4ee5\u770b\u5230\u9664\u4e86\u534f\u8bae\u7248\u672c\u53f7\u5916\uff0c\u8fd8\u53ef\u4ee5\u6307\u5b9a\u7528\u6237\u540d\u548c\u5bc6\u7801\uff1a<\/p>\n

    HELLO<\/span> protocol-version> [AUTH<\/span> username> password>]<\/p>\n

    hello\u547d\u4ee4\u7684\u8fd4\u56de\u7ed3\u679c\u662f\u524d\u9762\u4ecb\u7ecd\u8fc7\u7684Map\u7c7b\u578b\uff0c\u4ec5\u4ec5\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\u7684\u65f6\u5019\u53d1\u9001\u3002<\/p>\n

    %7<\/span>
    $6<\/span>
    server<\/span>
    $5<\/span>
    redis<\/span>
    $7<\/span>
    version<\/span>
    $6<\/span>
    6.0.16<\/span>
    $5<\/span>
    proto<\/span>
    :3<\/span>
    $2<\/span>
    id<\/span>
    :18<\/span>
    $4<\/span>
    mode<\/span>
    $10<\/span>
    standalone<\/span>
    $4<\/span>
    role<\/span>
    $6<\/span>
    master<\/span>
    $7<\/span>
    modules<\/span>
    *0<\/span><\/p>\n

    \u8f6c\u6362\u4e3a\u6211\u4eec\u53ef\u8bfb\u7684Map\u683c\u5f0f\u540e\uff0c\u53ef\u4ee5\u770b\u5230\u5b83\u8fd4\u56de\u7684Redis\u670d\u52a1\u7aef\u7684\u4e00\u4e9b\u4fe1\u606f\uff1a<\/p>\n

    {
    “server”<\/span>:“redis”<\/span>,
    “version”<\/span>:“6.0.16”<\/span>,
    “proto”<\/span>:3<\/span>,
    “id”<\/span>:18<\/span>,
    “mode”<\/span>:“standalone”<\/span>,
    “role”<\/span>:“master”<\/span>,
    “modules”<\/span>:[]
    }<\/p>\n

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