{"id":36450,"date":"2022-11-23T12:35:11","date_gmt":"2024-01-04T23:24:25","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/clickhouse%e4%b8%8eapache-kafka%e5%92%8caiven%e7%9a%84%e8%bf%9e%e6%8e%a5\/"},"modified":"2024-04-29T02:08:29","modified_gmt":"2024-04-28T18:08:29","slug":"clickhouse%e4%b8%8eapache-kafka%e5%92%8caiven%e7%9a%84%e8%bf%9e%e6%8e%a5","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/clickhouse%e4%b8%8eapache-kafka%e5%92%8caiven%e7%9a%84%e8%bf%9e%e6%8e%a5\/","title":{"rendered":"ClickHouse\u00ae\u4e0eApache Kafka\u00ae\u548cAiven\u7684\u8fde\u63a5"},"content":{"rendered":"<p>\u5c06Apache Kafka\u00ae\u548cAiven for ClickHouse\u00ae\u8fde\u63a5\u5728\u4e00\u8d77\u7684\u65b9\u5f0f\u3002<\/p>\n<p>\u6211\u5c06\u4ecb\u7ecd\u4e00\u79cd\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u80fd\u591f\u5feb\u901f\u54cd\u5e94\u4e14\u65e0\u9700\u5bf9\u6570\u636e\u8fdb\u884c\u4e0b\u91c7\u6837\u7684\u5206\u6790\u65b9\u6cd5\u3002<\/p>\n<h1>Apache Kafka\u00ae\u4e0eAiven\u7684\u8fde\u63a5\uff0c\u9002\u7528\u4e8eClickHouse\u00ae\u3002<\/h1>\n<p>\u641c\u7d22\u5f00\u53d1\u8005\u4e2d\u5fc3<\/p>\n<p>Kafka\u548cClickHouse\u5728\u6839\u672c\u4e0a\u662f\u4e0d\u540c\u7684\uff0c\u5374\u4e5f\u6709\u8bb8\u591a\u5171\u540c\u4e4b\u5904\u3002\u5b83\u4eec\u90fd\u662f\u5f00\u6e90\u7684\uff0c\u5177\u6709\u9ad8\u5ea6\u53ef\u6269\u5c55\u6027\uff0c\u9002\u7528\u4e8e\u4e0d\u53d8\u6570\u636e\uff0c\u5e76\u80fd\u5904\u7406\u5927\u91cf\u6570\u636e\u3002\u56e0\u6b64\uff0c\u8fd9\u4e9b\u6280\u672f\u5e76\u975e\u7ade\u4e89\u5173\u7cfb\uff0c\u5b9e\u9645\u4e0a\u662f\u76f8\u4e92\u8865\u5145\u7684\u3002<\/p>\n<p>Apache Kafka \u5728\u5904\u7406\u5b9e\u65f6\u6570\u636e\u6d41\u65b9\u9762\u8868\u73b0\u4f18\u79c0\u3002\u7136\u800c\uff0c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u56de\u6eaf\u5230\u65e7\u8bb0\u5f55\u5e76\u8fdb\u884c\u540e\u7eed\u6570\u636e\u5206\u6790\u548c\u5904\u7406\u3002\u4f5c\u4e3a\u6d41\u5f0f\u5904\u7406\u5e73\u53f0\u7684 Apache Kafka\uff0c\u5e76\u672a\u7ecf\u8fc7\u4f18\u5316\u4ee5\u4fbf\u8bbf\u95ee\u5927\u89c4\u6a21\u6570\u636e\u5757\u6216\u4f5c\u4e3a OLAP\uff08\u5728\u7ebf\u5206\u6790\u5904\u7406\uff09\u5f15\u64ce\uff0c\u6240\u4ee5\u8fd9\u662f\u56f0\u96be\u7684\u3002<\/p>\n<p>ClickHouse\u662f\u88ab\u8bbe\u8ba1\u6210\u53ef\u5904\u7406Petabyte\u7ea7\u6570\u636e\u7684\u53ef\u6269\u5c55\u4e14\u53ef\u9760\u7684\u5b58\u50a8\u89e3\u51b3\u65b9\u6848\uff0c\u540c\u65f6\u4e5f\u662f\u7528\u4e8e\u5feb\u901f\u5728\u7ebf\u5206\u6790\u5904\u7406\u7684\u5f3a\u5927\u5de5\u5177\uff0c\u5728\u8bb8\u591a\u4f01\u4e1a\u4e2d\u88ab\u5e7f\u6cdb\u7528\u4e8e\u6570\u636e\u5206\u6790\u3002<\/p>\n<p>\u901a\u8fc7\u5c06\u8fd9\u4e24\u79cd\u6280\u672f\u7ed3\u5408\u8d77\u6765\uff0c\u53ef\u4ee5\u5b9e\u73b0ClickHouse\u9ad8\u6027\u80fd\u7684\u6570\u636e\u4ed3\u5e93\uff0c\u5e76\u901a\u8fc7\u4eceApache Kafka\u83b7\u53d6\u5b9e\u65f6\u6570\u636e\uff0c\u59cb\u7ec8\u4fdd\u6301\u6700\u65b0\u72b6\u6001\u3002<\/p>\n<p>Apache Kafka\u7684\u4e3b\u9898\u53ef\u4ee5\u88ab\u89c6\u4e3a\u5b9e\u65f6\u6570\u636e\u6d41\u52a8\u7684\u6cb3\u6d41\uff0c\u800cClickHouse\u5219\u662f\u6240\u6709\u6570\u636e\u6700\u7ec8\u90fd\u4f1a\u5230\u8fbe\u7684\u6d77\u6d0b\u3002<\/p>\n<p>\u597d\uff0c\u8ba9\u6211\u4eec\u5377\u8d77\u8896\u5b50\u6765\u5b9e\u9645\u6574\u5408\u8fd9\u4e24\u4e2a\u6570\u636e\u89e3\u51b3\u65b9\u6848\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u9010\u6b65\u521b\u5efa\u670d\u52a1\u3001\u8fdb\u884c\u6574\u5408\uff0c\u5e76\u6267\u884c\u4e00\u4e9b\u67e5\u8be2\u5b9e\u9a8c\u3002<\/p>\n<h2>\u521b\u5efa\u670d\u52a1<\/h2>\n<p>\u4e3a\u4e86\u7b80\u5316\u5b89\u88c5\u8fc7\u7a0b\uff0c\u6211\u4eec\u5c06\u4f7f\u7528Aiven\u8fd0\u8425\u7684\u6258\u7ba1\u7248Apache Kafka\u548cClickHouse\u3002\u5373\u4f7f\u60a8\u8fd8\u6ca1\u6709Aiven\u8d26\u6237\u4e5f\u4e0d\u7528\u62c5\u5fc3\u3002\u6ce8\u518c\u53ea\u9700\u4e00\u6b65\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u514d\u8d39\u8bd5\u7528\u7248\u8fdb\u884c\u6b64\u5b9e\u9a8c\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u76f4\u63a5\u5728Aiven\u7684\u63a7\u5236\u53f0\u4e0a\u521b\u5efaAiven for ClickHouse\u548cAiven for Apache Kafka\u670d\u52a1\u3002\u5728\u4e0b\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528apache-kafka-service\u548cclickhouse-service\u4f5c\u4e3a\u670d\u52a1\u540d\u79f0\uff0c\u4f46\u4f60\u4e5f\u53ef\u4ee5\u66f4\u6709\u521b\u610f\u5730\u547d\u540d\u5b83\u4eec \ud83d\ude09<\/p>\n<p>\u53e6\u5916\uff0c\u4e3a\u4e86\u80fd\u591f\u6dfb\u52a0Aiven for ClickHouse\u7684\u96c6\u6210\u529f\u80fd\uff0c\u81f3\u5c11\u9700\u8981\u542f\u52a8\u8ba1\u5212\u3002<\/p>\n<p>\u521b\u5efa\u670d\u52a1\u540e\uff0c\u5c06\u7b49\u5f85\u5176\u5b8c\u5168\u90e8\u7f72\u5e76\u8fd0\u884c\u3002\u8fd9\u6837\uff0c\u51c6\u5907\u5de5\u4f5c\u5c31\u5b8c\u6210\u4e86\uff01<\/p>\n<h2>Apache Kafka \u7684\u51c6\u5907\u5de5\u4f5c<\/h2>\n<p>\u4e3a\u4e86\u5c06\u6570\u636e\u4eceApache Kafka\u4f20\u8f93\u5230ClickHouse\uff0c\u9996\u5148\u9700\u8981\u786e\u4fddApache Kafka\u4e2d\u5b58\u5728\u6570\u636e\u3002\u56e0\u6b64\uff0c\u9996\u5148\u9700\u8981\u5728Apache Kafka\u4e2d\u521b\u5efa\u4e00\u4e2a\u4e3b\u9898\u3002\u53ef\u4ee5\u76f4\u63a5\u901a\u8fc7Aiven\u63a7\u5236\u53f0\u8fdb\u884c\u521b\u5efa\u3002\u5c06\u4e3b\u9898\u547d\u540d\u4e3a&#8221;measurements&#8221;\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u53d1\u9001\u865a\u6784\u8bbe\u5907\u7684\u8fde\u7eed\u6d4b\u91cf\u503c\u3002<\/p>\n<p>\u4e3a\u4e86\u6a21\u62df\u65b0\u6570\u636e\u7684\u6301\u7eed\u6d41\u52a8\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u7b80\u77ed\u7684bash\u811a\u672c\u3002\u8fd9\u4e2a\u811a\u672c\u5c06\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u4e8b\u4ef6\u65f6\u95f4\u6233\u3001\u8bbe\u5907ID\u548c\u503c\u8fd9\u4e09\u4e2a\u5c5e\u6027\u7684JSON\u5bf9\u8c61\u3002\u7136\u540e\uff0c\u4f7f\u7528kcat\u5c06\u8be5\u5bf9\u8c61\u53d1\u9001\u5230\u540d\u4e3a&#8221;measurements&#8221;\u7684\u4e3b\u9898\u3002\u6709\u5173\u5982\u4f55\u8bbe\u7f6ekcat\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u8003\u6b64\u6587\u7ae0\u3002<\/p>\n<pre class=\"post-pre\"><code>`#!\/bin\/bash\r\n\r\nwhile \uff1a\r\ndo\r\n stamp=$(\u65e5\u4ed8 +%s)\r\n id=$((RANDOM%100))\r\n val=$((RANDOM%1000))\r\n echo \"{\\\"timestamp\\\":$stamp,\\\"device\\_id\\\":$id,\\\"value\\\":$val}\"\\\r\n | kcat -F kcat.config -P -t measurements\r\ndone`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\r\n<\/code><\/pre>\n<p>\u8fd0\u884c\u811a\u672c\u5e76\u8ba9\u5176\u4fdd\u6301\u8fd0\u884c\u72b6\u6001\uff0c\u4e0d\u65ad\u521b\u5efa\u6d88\u606f\u5e76\u53d1\u9001\u5230\u8bdd\u9898\u4e0a\u3002<\/p>\n<p>Apache Kafka\u7684\u64cd\u4f5c\u5df2\u7ecf\u5b8c\u6210\u3002\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u5207\u6362\u5230ClickHouse\u3002<\/p>\n<h2>\u5c06Aiven for ClickHouse\u8fde\u63a5\u5230Apache Kafka\u3002<\/h2>\n<p>\u53ef\u4ee5\u5c06Aiven for ClickHouse\u670d\u52a1\u96c6\u6210\u5230Apache Kafka\u670d\u52a1\u4e2d\uff0c\u4f46\u5728\u540c\u4e00\u4e2aAiven\u9879\u76ee\u4e2d\u62e5\u6709\u4e24\u4e2a\u670d\u52a1\u53ef\u4ee5\u66f4\u65b9\u4fbf\u5730\u8fdb\u884c\u96c6\u6210\u3002<\/p>\n<p>\u8981\u5c06Aiven for ClickHouse\u4e0eApache Kafka\u96c6\u6210\uff0c\u9700\u8981\u8fdb\u884c\u4e24\u4e2a\u6b65\u9aa4\uff1a<\/p>\n<p>1. \u5efa\u7acb\u8fde\u63a5\u3002<br \/>\n2. \u6307\u5b9a\u6574\u5408\u6570\u636e\u7684\u7ed3\u6784\u548c\u6765\u6e90\u3002<\/p>\n<p>\u4f7f\u7528Aiven CLI\u6765\u6267\u884c\u8fd9\u4e9b\u6b65\u9aa4\u3002<\/p>\n<p>\u9996\u5148\uff0c\u521b\u5efa\u4e00\u4e2aclickhouse_kafka\u7c7b\u578b\u7684\u96c6\u6210\uff0c\u6307\u5b9a\u670d\u52a1\u540d\u79f0\uff0c\u5c06Apache Kafka\u4f5c\u4e3a\u6570\u636e\u6e90\uff0c\u5c06ClickHouse\u4f5c\u4e3a\u76ee\u6807\uff0c\u5e76\u5efa\u7acb\u8fde\u63a5\u3002<\/p>\n<pre class=\"post-pre\"><code>avn service integration-create\r\n --integration-type clickhouse_kafka \uffe4-\u30bd\u30fc\u30b9\u30b5\u30fc\u30d3\u30b9\r\n --source-service apache-kafka-service \u2571 --service clickhouse-service\r\n --dest-service clickhouse-service`Copy to clipboard\r\n<\/code><\/pre>\n<p>\u5982\u679c\u6267\u884c\u6b64\u547d\u4ee4\uff0c\uff08\u5982\u679c\u6ca1\u6709\u95ee\u9898\uff09\u5c06\u4e0d\u4f1a\u8fd4\u56de\u4efb\u4f55\u5185\u5bb9\u3002\u7136\u800c\uff0c\u5982\u679c\u60a8\u67e5\u770bAiven for ClickHouse\u670d\u52a1\u4e2d\u53ef\u7528\u7684\u6570\u636e\u5e93\u5217\u8868\uff08\u4f8b\u5982\u4f7f\u7528Aiven\u7684\u63a7\u5236\u53f0\uff09\uff0c\u60a8\u5c06\u6ce8\u610f\u5230\u6709\u4e00\u4e2a\u540d\u4e3aservice_apache-kafka-service\u7684\u65b0\u6570\u636e\u5e93\u3002\u521b\u5efa\u7684\u6570\u636e\u5e93\u540d\u79f0\u662f\u7531service_\u548cApache Kafka\u670d\u52a1\u540d\u79f0\u7ec4\u5408\u800c\u6210\u7684\u3002<\/p>\n<p>\u7531\u4e8e\u5c1a\u672a\u6307\u5b9a\u4eceApache Kafka\u670d\u52a1\u83b7\u53d6\u4f55\u79cd\u6570\u636e\uff0c\u56e0\u6b64\u6570\u636e\u5e93\u4e3a\u7a7a\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528JSON\u8d1f\u8f7d\u5b9a\u4e49\u6570\u636e\u6e90\uff0c\u4f46\u9996\u5148\u9700\u8981\u627e\u5230\u96c6\u6210\u7684ID\u3002\u53ef\u4ee5\u901a\u8fc7\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\u6765\u83b7\u53d6\uff1a<\/p>\n<pre class=\"post-pre\"><code>avn service integration-list clickhouse-service | grep apache-kafka-service`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3059\u308b\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d290437434c4406c4244c\/31-0.5\" alt=\"avn service integration-list terminal output\" \/><\/div>\n<p>\u5728\u6211\u7684\u60c5\u51b5\u4e0b\uff0c\u96c6\u6210ID\u662f88546a37-5a8a-4c0c-8bd7-80960e3adab0\u3002\u800c\u5bf9\u4e8e\u4f60\u7684\u60c5\u51b5\uff0cUUID\u4f1a\u662f\u4e0d\u540c\u7684\u3002<\/p>\n<p>\u901a\u8fc7\u83b7\u53d6\u7edf\u5408ID\uff0c\u60a8\u53ef\u4ee5\u4e3a\u76f8\u5e94\u7684\u8fde\u63a5\u8fdb\u884c\u9002\u5f53\u7684\u8bbe\u7f6e\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c8\u30d4\u30c3\u30af measurements \u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u305f\u3044\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u306f JSON \u5f62\u5f0f\uff08\u7279\u306b JSONEachRow \uff09\u3067\u3042\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u306f3\u3064\u306e\u30ab\u30e9\u30e0\u3092\u6301\u3064\u30c6\u30fc\u30d6\u30eb\u306b\u5909\u63db\u3055\u308c\u308b\uff1a\u30c7\u30fc\u30bf\u306f timestamp\u3001device_id\u3001value \u306e 3 \u3064\u306e\u30ab\u30e9\u30e0\u3092\u6301\u3064\u30c6\u30fc\u30d6\u30eb\u306b\u5909\u63db\u3055\u308c\u308b\uff1a<\/ul>\n<pre class=\"post-pre\"><code> avn\u30b5\u30fc\u30d3\u30b9\u7d71\u5408-update 88546a37-5a8a-4c0c-8bd7-80960e3adab0 \\\r\n --user-config-json '{ {\r\n \"tables\"\uff1a[\r\n {\r\n \"name\"\uff1a\"measurements_from_kafka\"\u3001\r\n \"columns\"\uff1a[\r\n {\"name\"\uff1a\"timestamp\", \"type\"\uff1a\"DateTime\"}\u3001\r\n {name\"\uff1a\u300cdevice_id\", \"type\"\uff1a\u300cint8\"}\u3001\r\n {name\"\uff1a\u300cvalue\"\u3001\"type\"\uff1a\u300cInt16\"} \u3067\u3042\u308b\u3002\r\n[ ],\r\n \"\u30c8\u30d4\u30c3\u30af\"\uff1a[name\": \"\u6e2c\u5b9a\u5024\"}]\u3001\r\n \"data_format\"\uff1a\"JSONEachRow\"\u3001\r\n \"group_name\"\uff1a\"measurements_from_kafka_consumer\"\r\n }\r\n[ ]\r\n \u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3059\u308b\r\n<\/code><\/pre>\n<p>ClickHouse \u4f7f\u7528 `group_name` \u5b57\u6bb5\u6307\u5b9a\u7684\u6d88\u8d39\u8005\u7ec4\u6765\u8ddf\u8e2a\u4ece\u4e3b\u9898\u6d88\u8d39\u7684\u6d88\u606f\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6bcf\u4e2a\u6761\u76ee\u5c06\u88ab\u8bfb\u53d6\u4e00\u6b21\u3002\u5982\u679c\u60a8\u60f3\u8981\u83b7\u53d6\u6570\u636e\u4e24\u6b21\uff0c\u53ef\u4ee5\u5728\u8868\u4e2d\u4f7f\u7528\u4e0d\u540c\u7684\u7ec4\u540d\u521b\u5efa\u526f\u672c\u3002<\/p>\n<h2>\u5373\u65f6\u4eceClickhouse\u8bfb\u53d6Kafka\u6d88\u606f<\/h2>\n<p>\u53ea\u9700\u4f7f\u7528\u6b64\u8bbe\u7f6e\u5373\u53ef\u4eceApache Kafka\u4e3b\u9898\u4e2d\u8bfb\u53d6\u6570\u636e\uff0c\u65e0\u9700\u4f7f\u7528ClickHouse\u8fdb\u884c\u4efb\u4f55\u989d\u5916\u64cd\u4f5c\u3002<\/p>\n<p>\u5728\u4e2d\u6587\u4e2d\uff0c\u539f\u6587\u7684\u542b\u4e49\u53ef\u4ee5\u88ab\u8868\u8fbe\u4e3a\uff1a\u4f7f\u7528clickhouse-client\u662f\u6267\u884cClickHouse\u7684SQL\u547d\u4ee4\u6700\u65b9\u4fbf\u7684\u65b9\u6cd5\u3002\u5982\u679c\u4e0d\u77e5\u9053\u5982\u4f55\u6267\u884c\uff0c\u53ef\u4ee5\u786e\u4fdd\u4f7f\u7528CLI\u8fde\u63a5\u5230ClickHouse\u00ae\u96c6\u7fa4\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u6211\u4f7f\u7528 Docker\uff0c\u5e76\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u8fd0\u884c\u5ba2\u6237\u7aef\u3002\u8bf7\u7528\u60a8\u7684\u503c\u66ff\u6362USERNAME\u3001PASSWORD\u3001HOST\u3001PORT\u3002<\/p>\n<pre class=\"post-pre\"><code>\u30c9\u30c3\u30ab\u30fc\u30e9\u30f3\r\n --rm clickhouse\/clickhouse-client \u02f6\u02c6\ua4b3\u02c6\u02f5\r\n --\u30e6\u30fc\u30b6\u30fc\u540d\r\n --\u30d1\u30b9\u30ef\u30fc\u30c9 PASSWORD\r\n --host HOST\r\n --\u30dd\u30fc\u30c8\r\n --secure`Copy to clipboard\r\n<\/code><\/pre>\n<p>\u5f53\u60a8\u8fdb\u5165\u5ba2\u6237\u7aef\u65f6\uff0c\u53ef\u4ee5\u67e5\u770b\u6570\u636e\u5e93\u7684\u5217\u8868\u3002<\/p>\n<pre class=\"post-pre\"><code>SHOW DATABASES`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3059\u308b\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d290437434c4406c4244c\/44-0.5\" alt=\"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7aef\u672b\u51fa\u529b\u3092\u8868\u793a\" \/><\/div>\n<p>\u663e\u793a\u5df2\u521b\u5efa\u5e76\u5efa\u7acb\u7684Integration Service (\u53ef\u80fd\u4f7f\u7528\u4e86\u5176\u4ed6\u4e0d\u540c\u7684\u540d\u79f0!)\u3002<\/p>\n<p>\u4ece\u8fd9\u4e2a\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u8868\u683c\u5217\u8868\u65f6\uff0c\u4f1a\u663e\u793a\u51fa\u5728\u96c6\u6210\u8bbe\u7f6e\u4e2d\u6307\u5b9a\u7684\u8868\u683c\u540d\u79f0\u3002<\/p>\n<pre class=\"post-pre\"><code>SHOW TABLES FROM `service_apache-kafka-service``Copy to clipboard\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d290437434c4406c4244c\/48-0.5\" alt=\"show tables terminal output\" \/><\/div>\n<p>\u53ef\u4ee5\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u6765\u91cd\u65b0\u786e\u8ba4\u5176\u7ed3\u6784\u3002<\/p>\n<pre class=\"post-pre\"><code>DESCRIBE `service_apache-kafka-service`.measurements_from_kafka`Copy to clipboard\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d290437434c4406c4244c\/51-0.5\" alt=\"describe tables terminal output\" \/><\/div>\n<p>\u55ef\uff0c\u4e5f\u8bb8\u4f60\u60f3\u76f4\u63a5\u4ece\u8fd9\u5f20\u8868\u4e2d\u8bfb\u53d6\u3002\u4f46\u8bf7\u8bb0\u4f4f\uff0c\u6d88\u606f\u53ea\u80fd\u88ab\u6d88\u8d39\u4e00\u6b21\uff01\u4e5f\u5c31\u662f\u8bf4\uff0c\u8bfb\u53d6\u8fc7\u7684\u9879\u76ee\u5c06\u4f1a\u6d88\u5931\u3002\u5c3d\u7ba1\u5982\u6b64\uff0c\u4f60\u4ecd\u7136\u65e0\u6cd5\u505c\u6b62\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre class=\"post-pre\"><code>SELECT \u02f6* FROM `service_apache-kafka-service`.measurements_from_kafka LIMIT 100`Copy to clipboard\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>SELECT count( \\*) FROM `service_apache-kafka-service`.measurements_from_kafka`Copy to clipboard\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d290437434c4406c4244c\/55-0.5\" alt=\"\u63a5\u7d9a\u30c6\u30fc\u30d6\u30eb\u306e\u7aef\u672b\u51fa\u529b\u304b\u3089\u76f4\u63a5\u9805\u76ee\u3092\u9078\u629e\u3059\u308b\" \/><\/div>\n<p>\u7136\u800c\uff0c\u8fd9\u5e76\u4e0d\u662f\u4eceApache Kafka\u6d88\u8d39\u6570\u636e\u7684\u6700\u65b9\u4fbf\u7684\u65b9\u6cd5\u3002\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u5e0c\u671b\u590d\u5236\u5e76\u4fdd\u5b58ClickHouse\u7684\u6570\u636e\u9879\u3002\u8fd9\u5c06\u5728\u4e0b\u4e00\u8282\u4e2d\u4ecb\u7ecd\u3002<\/p>\n<h2>\u5c06Kafka\u6d88\u606f\u4fdd\u7559\u5728Clickhouse\u8868\u4e2d\u3002<\/h2>\n<p>\u8981\u5c06Apache Kafka\u4e2d\u7684\u6570\u636e\u53d1\u9001\u5230ClickHouse\u8fdb\u884c\u4fdd\u5b58\uff0c\u9700\u8981\u4e24\u4e2a\u90e8\u5206\uff1a<\/p>\n<p>1. \u6240\u6709\u7684\u6570\u636e\u90fd\u4f1a\u6c38\u4e45\u5730\u4fdd\u5b58\u5728\u76ee\u6807\u8868\u4e2d\u3002<br \/>\n2. \u6750\u6599\u5316\u89c6\u56fe\u7528\u4f5c\u8fde\u63a5\u5668\u8868\uff08\u6765\u81eaKafka\u7684\u6d4b\u91cf\u6570\u636e\uff09\u4e0e\u76ee\u6807\u8868\u4e4b\u95f4\u7684\u6865\u6881\u3002<\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4e24\u4e2a\u67e5\u8be2\u521b\u5efa\uff1a<\/p>\n<pre class=\"post-pre\"><code>CREATE TABLE device_measurements (timestamp DateTime, device_id Int8, value Int16)\r\nENGINE = ReplicatedMergeTree()\r\nORDER BY timestamp;`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3059\u308b\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>CREATE MATERIALIZED VIEW materialised_view TO device_measurements AS\r\nSELECT \\* FROM `service_apache-kafka-service`.measurements_from_kafka;`Copy to clipboard\r\n<\/code><\/pre>\n<p>\u521b\u5efa\u7269\u5316\u89c6\u56fe\u65f6\uff0c\u5b9e\u9645\u4e0a\u4f1a\u5728\u540e\u53f0\u6dfb\u52a0\u89e6\u53d1\u5668\u3002\u8be5\u89e6\u53d1\u5668\u4f1a\u9488\u5bf9\u6dfb\u52a0\u5230 measurements_from_kafka \u8868\u4e2d\u7684\u65b0\u6570\u636e\u4f5c\u51fa\u54cd\u5e94\u3002\u4e00\u65e6\u89e6\u53d1\u5668\u6fc0\u6d3b\uff0c\u6570\u636e\u5c06\u901a\u8fc7\u7269\u5316\u89c6\u56fe\uff08\u5fc5\u8981\u65f6\u8fd8\u53ef\u4ee5\u8fdb\u884c\u8f6c\u6362\uff09\u5e76\u5f55\u5165 device_measurements \u8868\u4e2d\u3002<\/p>\n<p>\u5f53\u6267\u884c\u65f6\uff0c\u53ef\u4ee5\u786e\u8ba4\u6570\u636e\u6b63\u5728\u6d41\u52a8\u3002<\/p>\n<pre class=\"post-pre\"><code>SELECT COUNT(*) from device_measurements`Copy to clipboard\r\n<\/code><\/pre>\n<p>\u6267\u884c\u4e00\u4e2a\u67e5\u8be2\u6765\u8ba1\u7b97\u4ece\u8bbe\u5907\u5f97\u5230\u7684\u6240\u6709\u6d4b\u91cf\u503c\uff0c\u5e76\u786e\u5b9a\u54ea\u4e2a\u8bbe\u5907\u7684\u5e73\u5747\u503c\u6700\u9ad8\u3002\u8fd9\u91cc\u4f7f\u7528\u4e86\u4f7f\u7528bar\u51fd\u6570\u7684\u7b80\u5355\u4e14\u76f4\u89c2\u7684\u673a\u5236\u3002<\/p>\n<pre class=\"post-pre\"><code>\u30bb\u30ec\u30af\u30c8\r\n device_id\u3001\r\n count() as readings_number\u3001\r\n bar(avg(value), 0, 1000, 100) as average_measurement_value\r\nFROM device_measurements\r\nGROUP BY device_id\r\nORDER BY device_id ASC`\u30af\u30ea\u30c3\u30d7\u30dc\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\r\n<\/code><\/pre>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d290437434c4406c4244c\/68-0.5\" alt=\"\u30d0\u30fc\u30bf\u30fc\u30df\u30ca\u30eb\u51fa\u529b\u3067\u30c7\u30fc\u30bf\u3092\u8996\u899a\u5316\u3059\u308b\" \/><\/div>\n<h2>\u7d50\u8ad6 &#8211; \u6982\u62ec\u800c\u8a00<\/h2>\n<p>\u901a\u8fc7Aiven for ClickHouse\u5c06\u6570\u636e\u5bfc\u5165\uff0c\u5e76\u4f7f\u7528Materialized View\u6765\u4fdd\u5b58\u6570\u636e\uff0c\u6211\u5df2\u7ecf\u638c\u63e1\u4e86\u76f8\u5e94\u7684\u6280\u80fd\u3002\u5982\u679c\u60a8\u6709\u5174\u8da3\uff0c\u8fd8\u6709\u5176\u4ed6\u4e00\u4e9b\u8d44\u6599\u53ef\u4ee5\u53c2\u8003\uff0c\u8bf7\u968f\u610f\u67e5\u770b\uff1a<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">ClickHouse\u3068\u306f\u4f55\u304b\u3001\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u9ad8\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5b9f\u73fe\u3059\u308b\u306e\u304b<\/ul>\n<\/li>\n<\/ul>\n<p>Aiven for ClickHouse\u3092\u59cb\u3081\u308b<\/p>\n<p>Aiven for ClickHouse\u3092Apache Kafka\u3068\u7d71\u5408\u3059\u308b\u65b9\u6cd5\u306b\u95a2\u3059\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\uff08\u3053\u3053\u3067\u306f\u7701\u7565\u3055\u308c\u3066\u3044\u308b\u8a73\u7d30\u3082\u3042\u308a\u307e\u3059\uff09\u3002<\/p>\n<p>Aiven for ClickHouse\u3067\u5229\u7528\u53ef\u80fd\u306a\u305d\u306e\u4ed6\u306e\u7d71\u5408\u306b\u95a2\u3059\u308b\u60c5\u5831<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5c06Apache Kafka\u00ae\u548cAiven for ClickHouse\u00ae\u8fde\u63a5\u5728\u4e00\u8d77\u7684\u65b9\u5f0f\u3002 \u6211\u5c06\u4ecb\u7ecd\u4e00\u79cd\u5728\u5904\u7406 [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-36450","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ClickHouse\u00ae\u4e0eApache Kafka\u00ae\u548cAiven\u7684\u8fde\u63a5 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/clickhouse\u4e0eapache-kafka\u548caiven\u7684\u8fde\u63a5\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ClickHouse\u00ae\u4e0eApache Kafka\u00ae\u548cAiven\u7684\u8fde\u63a5\" \/>\n<meta property=\"og:description\" content=\"\u5c06Apache Kafka\u00ae\u548cAiven for ClickHouse\u00ae\u8fde\u63a5\u5728\u4e00\u8d77\u7684\u65b9\u5f0f\u3002 \u6211\u5c06\u4ecb\u7ecd\u4e00\u79cd\u5728\u5904\u7406 [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/clickhouse\u4e0eapache-kafka\u548caiven\u7684\u8fde\u63a5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-01-04T23:24:25+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-28T18:08:29+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d290437434c4406c4244c\/31-0.5\" \/>\n<meta name=\"author\" content=\"\u65b0, \u97f5\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" 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