{"id":47393,"date":"2023-11-03T10:29:31","date_gmt":"2023-03-08T00:43:00","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/delta-live-tables%e7%9a%84%e6%a6%82%e5%bf%b5\/"},"modified":"2024-05-04T07:18:54","modified_gmt":"2024-05-03T23:18:54","slug":"delta-live-tables%e7%9a%84%e6%a6%82%e5%bf%b5","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/delta-live-tables%e7%9a%84%e6%a6%82%e5%bf%b5\/","title":{"rendered":"Delta Live Tables\u7684\u6982\u5ff5"},"content":{"rendered":"<p>\u4ee5\u4e0b\u662fDelta Live Tables\u6982\u5ff5\u7684\u7ffb\u8bd1 | AWS\u4e0a\u7684Databricks [\u622a\u81f32022\/8\/1]<\/p>\n<div>\u672c\u4e66\u662f\u6284\u8bd1\u7684\uff0c\u4e0d\u80fd\u4fdd\u8bc1\u5185\u5bb9\u7684\u51c6\u786e\u6027\u3002\u6709\u5173\u51c6\u786e\u5185\u5bb9\uff0c\u8bf7\u53c2\u8003\u539f\u6587\u3002<\/div>\n<p>\u5728\u8fd9\u672c\u4e66\u4e2d\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u4f7f\u7528Delta Live Tables\u7684\u57fa\u672c\u6982\u5ff5\uff0c\u4ee5\u4fbf\u80fd\u591f\u6709\u6548\u5730\u4f7f\u7528\u5b83\u3002<\/p>\n<h1>\u7ba1\u9053<\/h1>\n<p>\u5728Delta Live Tables\u4e2d\uff0c\u5904\u7406\u6267\u884c\u7684\u4e3b\u8981\u5355\u5143\u662f\u7ba1\u9053\u3002\u7ba1\u9053\u662f\u8fde\u63a5\u6570\u636e\u6e90\u548c\u76ee\u6807\u6570\u636e\u96c6\u7684\u6709\u5411\u975e\u5faa\u73af\u56fe\uff08DAG\uff09\u3002\u53ef\u4ee5\u4f7f\u7528SQL\u67e5\u8be2\u3001Spark SQL\u6216Koalas\u6570\u636e\u6846\u67b6\u7684Python\u51fd\u6570\u6765\u5b9a\u4e49Delta Live Tables\u6570\u636e\u96c6\u7684\u5185\u5bb9\u3002\u53ef\u4ee5\u5728\u7ba1\u9053\u4e2d\u5b9a\u4e49\u6267\u884c\u6240\u9700\u7684\u8bbe\u7f6e\u3002\u4f5c\u4e3a\u9009\u9879\uff0c\u8fd8\u53ef\u4ee5\u5728\u5b9a\u4e49\u6570\u636e\u96c6\u65f6\u6307\u5b9a\u6570\u636e\u8d28\u91cf\u7ea6\u675f\u3002<\/p>\n<p>\u4f7f\u7528Databricks\u7b14\u8bb0\u672c\u5b9e\u73b0Delta Live Tables\u7684\u7ba1\u9053\u3002\u60a8\u53ef\u4ee5\u5728\u4e00\u4e2a\u7b14\u8bb0\u672c\u6216\u591a\u4e2a\u7b14\u8bb0\u672c\u4e2d\u5b9e\u73b0\u7ba1\u9053\u3002\u5728\u4e00\u4e2a\u7b14\u8bb0\u672c\u4e2d\uff0c\u6240\u6709\u67e5\u8be2\u90fd\u5fc5\u987b\u4f7f\u7528Python\u6216SQL\u5b9e\u73b0\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528\u7ec4\u5408\u4e86Python\u7b14\u8bb0\u672c\u548cSQL\u7b14\u8bb0\u672c\u7684\u591a\u4e2a\u7b14\u8bb0\u672c\u6765\u8bbe\u7f6e\u7ba1\u9053\u3002\u6bcf\u4e2a\u7b14\u8bb0\u672c\u5171\u4eab\u8f93\u51fa\u6570\u636e\u7684\u5b58\u50a8\u4f4d\u7f6e\uff0c\u53ef\u4ee5\u4ece\u7ba1\u9053\u7684\u5176\u4ed6\u7b14\u8bb0\u672c\u5f15\u7528\u6570\u636e\u96c6\u3002<\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528Databricks Repos\u6765\u5b58\u50a8\u548c\u7ba1\u7406Delta Live Tables\u7684\u7b14\u8bb0\u672c\u3002\u4e3a\u4e86\u80fd\u591f\u901a\u8fc7Databricks Repos\u6765\u7ba1\u7406\u6d41\u6c34\u7ebf\u7684\u521b\u5efa\uff0c\u9700\u8981\u8fdb\u884c\u4ee5\u4e0b\u8bbe\u7f6e\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">SQL\u30ce\u30fc\u30c8\u30d6\u30c3\u30af\u306e\u5148\u982d\u306b\u30b3\u30e1\u30f3\u30c8&#8211; Databricks notebook source\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Python\u30ce\u30fc\u30c8\u30d6\u30c3\u30af\u306e\u5148\u982d\u306b\u30b3\u30e1\u30f3\u30c8# Databricks notebook source\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/ul>\n<p>\u8bf7\u53c2\u9605Delta Live Tables\u4e2d\u6709\u5173\u521b\u5efa\u3001\u6267\u884c\u548c\u7ba1\u7406\u7ba1\u9053\u7684\u4fe1\u606f\u3002\u6709\u5173\u8bbe\u7f6e\u591a\u4e2a\u7b14\u8bb0\u672c\u7684\u7ba1\u9053\u793a\u4f8b\uff0c\u8bf7\u53c2\u9605\u8bbe\u7f6e\u591a\u4e2a\u7b14\u8bb0\u672c\u7684\u7ba1\u9053\u90e8\u5206\u3002<\/p>\n<h2>\u67e5\u8be2<\/h2>\n<p>\u901a\u8fc7\u5b9a\u4e49\u6570\u636e\u6e90\u548c\u76ee\u6807\u6570\u636e\u96c6\u6765\u5b9a\u4e49\u6570\u636e\u8f6c\u6362\uff0cDelta Live Tables \u7684\u67e5\u8be2\u53ef\u4ee5\u4f7f\u7528 Python \u6216 SQL \u5b9e\u73b0\u3002<\/p>\n<h2>\u671f\u671b<\/h2>\n<p>\u4e3a\u4e86\u6307\u5b9a\u5bf9\u6570\u636e\u96c6\u5185\u5bb9\u7684\u6570\u636e\u8d28\u91cf\u63a7\u5236\uff0c\u4f7f\u7528\u671f\u671b\u503c\u3002\u4e0e\u4f20\u7edf\u7684\u6570\u636e\u5e93\u7684CHECK\u7ea6\u675f\u4e0d\u540c\uff0c\u5b83\u53ef\u4ee5\u9632\u6b62\u6dfb\u52a0\u8fdd\u53cd\u7ea6\u675f\u7684\u8bb0\u5f55\uff0c\u671f\u671b\u503c\u4e3a\u5904\u7406\u8fdd\u53cd\u6570\u636e\u8d28\u91cf\u8981\u6c42\u7684\u6570\u636e\u63d0\u4f9b\u4e86\u7075\u6d3b\u6027\u3002\u8fd9\u79cd\u7075\u6d3b\u6027\u4f7f\u5f97\u53ef\u4ee5\u5904\u7406\u5e76\u5b58\u50a8\u4e0d\u5b8c\u7f8e\u7684\u6570\u636e\uff0c\u4ee5\u53ca\u9700\u8981\u7b26\u5408\u4e25\u683c\u8d28\u91cf\u8981\u6c42\u7684\u6570\u636e\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u5b9a\u4e49\u671f\u671b\u503c\uff0c\u4ee5\u4fdd\u7559\u9a8c\u8bc1\u5931\u8d25\u7684\u8bb0\u5f55\u3001\u5220\u9664\u8bb0\u5f55\u6216\u505c\u6b62\u6d41\u6c34\u7ebf\u3002<\/p>\n<h2>\u7ba1\u9053\u8bbe\u7f6e<\/h2>\n<p>\u7ba1\u9053\u8bbe\u7f6e\u662f\u4ee5JSON\u683c\u5f0f\u5b9a\u4e49\u7684\uff0c\u53ef\u4ee5\u5305\u542b\u4ee5\u4e0b\u6267\u884c\u7ba1\u9053\u6240\u9700\u7684\u53c2\u6570\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Delta Lake\u3067\u30bf\u30fc\u30b2\u30c3\u30c8\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u30c6\u30fc\u30d6\u30eb\u3068\u30d3\u30e5\u30fc\u3092\u5b9a\u7fa9\u3059\u308b\u30af\u30a8\u30ea\u30fc\u3092\u542b\u3080(\u30ce\u30fc\u30c8\u30d6\u30c3\u30af\u5f62\u5f0f\u306e)\u30e9\u30a4\u30d6\u30e9\u30ea<\/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\">\u51e6\u7406\u306b\u5fc5\u8981\u3068\u306a\u308b\u30c6\u30fc\u30d6\u30eb\u3068\u30d3\u30e5\u30fc\u304c\u683c\u7d0d\u3055\u308c\u308b\u30af\u30e9\u30a6\u30c9\u30b9\u30c8\u30ec\u30fc\u30b8\u4e0a\u306e\u683c\u7d0d\u5834\u6240\u3002\u3053\u306e\u683c\u7d0d\u5834\u6240\u306b\u306f\u3001DBFS\u3042\u308b\u3044\u306f\u6307\u5b9a\u3059\u308b\u5834\u6240\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u306e\u51e6\u7406\u3092\u884c\u3046Spark\u30af\u30e9\u30b9\u30bf\u30fc\u306e\u8ffd\u52a0\u8a2d\u5b9a<\/ul>\n<p>\u8bf7\u67e5\u770bDelta Live Tables\u7684\u8be6\u7ec6\u8bbe\u7f6e\u3002<\/p>\n<h1>\u6570\u636e\u96c6<\/h1>\n<p>\u5728Delta Live Tables\u4e2d\uff0c\u5b58\u5728\u4e24\u79cd\u7c7b\u578b\u7684\u6570\u636e\u96c6\uff0c\u5206\u522b\u662f\u89c6\u56fe\u548c\u8868\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30d3\u30e5\u30fc\u306fSQL\u306b\u304a\u3051\u308b\u4e00\u6642\u30d3\u30e5\u30fc\u3068\u985e\u4f3c\u306e\u3082\u306e\u3067\u3042\u308a\u3001\u4f55\u304b\u3057\u3089\u306e\u8a08\u7b97\u51e6\u7406\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3068\u306a\u308a\u307e\u3059\u3002\u30d3\u30e5\u30fc\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001\u8907\u96d1\u306a\u30af\u30a8\u30ea\u30fc\u3092\u3088\u308a\u5c0f\u3055\u304f\u7406\u89e3\u3057\u3084\u3059\u3044\u30af\u30a8\u30ea\u30fc\u306b\u5206\u5272\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u30011\u3064\u4ee5\u4e0a\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u5bfe\u3059\u308b\u30bd\u30fc\u30b9\u3068\u3057\u3066\u7279\u5b9a\u306e\u5909\u63db\u51e6\u7406\u3092\u518d\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u5185\u3067\u306e\u307f\u30d3\u30e5\u30fc\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306b\u30af\u30a8\u30ea\u30fc\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30c6\u30fc\u30d6\u30eb\u306f\u5f93\u6765\u306e\u30de\u30c6\u30ea\u30a2\u30e9\u30a4\u30ba\u30c9\u30d3\u30e5\u30fc\u3068\u4f3c\u305f\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002Delta Live Tables\u30e9\u30f3\u30bf\u30a4\u30e0\u306f\u81ea\u52d5\u3067\u30c6\u30fc\u30d6\u30eb\u3092Delta\u5f62\u5f0f\u3067\u4f5c\u6210\u3057\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u30af\u30a8\u30ea\u30fc\u306e\u6700\u65b0\u306e\u7d50\u679c\u3067\u3053\u308c\u3089\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u66f4\u65b0\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/ul>\n<p>\u4f60\u53ef\u4ee5\u5c06\u89c6\u56fe\u6216\u8868\u5b9a\u4e49\u4e3a\u5b9e\u65f6\u6216\u6d41\u5f0f\u5b9e\u65f6\u89c6\u56fe\u548c\u8868\u3002<\/p>\n<p>\u5b9e\u65f6\u8868\u548c\u5b9e\u65f6\u89c6\u56fe\u4f1a\u59cb\u7ec8\u53cd\u6620\u5176\u6240\u5b9a\u4e49\u7684\u67e5\u8be2\u7ed3\u679c\u3002\u8fd9\u5305\u62ec\u5728\u5b9a\u4e49\u8868\u6216\u89c6\u56fe\u7684\u67e5\u8be2\u88ab\u66f4\u65b0\u4ee5\u53ca\u8f93\u5165\u6570\u636e\u6e90\u88ab\u66f4\u65b0\u65f6\u3002\u4e0e\u4f20\u7edf\u7684\u7269\u5316\u89c6\u56fe\u4e0d\u540c\uff0c\u6240\u6709\u5b9e\u65f6\u8868\u548c\u5b9e\u65f6\u89c6\u56fe\u90fd\u4f1a\u5728\u53ef\u4ee5\u4f18\u5316\u8ba1\u7b97\u8d44\u6e90\u548c\u65f6\u95f4\u65f6\u8fdb\u884c\u8ba1\u7b97\u3002<\/p>\n<p>\u6d41\u5a92\u4f53\u5b9e\u65f6\u8868\u548c\u6d41\u5a92\u4f53\u5b9e\u65f6\u89c6\u56fe\u53ea\u5904\u7406\u5728\u6700\u540e\u4e00\u4e2a\u7ba1\u9053\u66f4\u65b0\u4e4b\u540e\u6dfb\u52a0\u7684\u6570\u636e\u3002\u6d41\u5a92\u4f53\u8868\u548c\u6d41\u5a92\u4f53\u89c6\u56fe\u662f\u6709\u72b6\u6001\u7684\u3002\u5982\u679c\u5b9a\u4e49\u8868\u7684\u67e5\u8be2\u53d1\u751f\u53d8\u5316\uff0c\u65b0\u7684\u67e5\u8be2\u5c06\u5904\u7406\u65b0\u6570\u636e\uff0c\u4f46\u4e0d\u4f1a\u91cd\u65b0\u8ba1\u7b97\u73b0\u6709\u6570\u636e\u3002<\/p>\n<p>\u6d41\u5a92\u4f53\u76f4\u64ad\u5e73\u53f0\u5728\u4ee5\u4e0b\u60c5\u5883\u4e2d\u5177\u6709\u4ef7\u503c\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u306e\u4fdd\u6301: \u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u4f8b\u3048\u3070\u3001Apache Kafka\u3084Amazon Kinesis\u306e\u3088\u3046\u306a\u5165\u529b\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u3067\u306e\u30c7\u30fc\u30bf\u4fdd\u6301\u671f\u9593\u304c\u77ed\u304b\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u7121\u9650\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u306e\u9032\u5316: Kafka\u304b\u3089Kinesis\u306b\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u304c\u79fb\u884c\u3057\u305f\u3068\u3057\u3066\u3082\u3001\u30c7\u30fc\u30bf\u3092\u4fdd\u6301\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/ul>\n<p>\u53ef\u4ee5\u5c06\u8868\u683c\u516c\u5f00\uff0c\u4ee5\u4fbf\u5728\u540e\u7eed\u7684\u6d88\u8d39\u8005\u641c\u7d22\u548c\u67e5\u8be2\u4e2d\u4f7f\u7528\u3002<\/p>\n<h2>\u7ba1\u7ebf\u66f4\u65b0<\/h2>\n<p>\u521b\u5efa\u4e86\u7ba1\u9053\u540e\u53ef\u4ee5\u6267\u884c\u3002\u542f\u52a8\u66f4\u65b0\u3002\u66f4\u65b0\u5c06\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u9069\u5207\u306a\u8a2d\u5b9a\u3067\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u8d77\u52d5\u3057\u307e\u3059\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\">\u5b9a\u7fa9\u3055\u308c\u305f\u3059\u3079\u3066\u306e\u30c6\u30fc\u30d6\u30eb\u3068\u30d3\u30e5\u30fc\u3092\u7279\u5b9a\u3057\u3001\u4e0d\u6b63\u306a\u30ab\u30e9\u30e0\u540d\u3001\u4f9d\u5b58\u95a2\u4fc2\u306e\u6b20\u5982\u3001\u69cb\u6587\u30a8\u30e9\u30fc\u306a\u3069\u306e\u89e3\u6790\u30a8\u30e9\u30fc\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u6700\u65b0\u306e\u30c7\u30fc\u30bf\u3092\u7528\u3044\u3066\u3059\u3079\u3066\u306e\u30c6\u30fc\u30d6\u30eb\u3068\u30d3\u30e5\u30fc\u3092\u4f5c\u6210\u3001\u66f4\u65b0\u3057\u307e\u3059\u3002<\/ul>\n<p>\u66f4\u65b0\u7684\u8868\u3001\u89c6\u56fe\u4ee5\u53ca\u5b83\u4eec\u7684\u66f4\u65b0\u65b9\u5f0f\u53d6\u51b3\u4e8e\u66f4\u65b0\u7c7b\u578b\u3002<\/p>\n<p>Refresh all(\u5168\u3066\u3092\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5): \u305d\u308c\u305e\u308c\u306e\u5165\u529b\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u306e\u73fe\u5728\u72b6\u614b\u3092\u53cd\u6620\u3059\u308b\u305f\u3081\u306b\u3001\u3059\u3079\u3066\u306e\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u304c\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u3067\u306f\u3001\u65b0\u898f\u306e\u884c\u304c\u30c6\u30fc\u30d6\u30eb\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>Full refresh all(\u5168\u3066\u3092\u30d5\u30eb\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5): \u305d\u308c\u305e\u308c\u306e\u5165\u529b\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u306e\u73fe\u5728\u72b6\u614b\u3092\u53cd\u6620\u3059\u308b\u305f\u3081\u306b\u3001\u3059\u3079\u3066\u306e\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u304c\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002\u3059\u306d\u3066\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u3067\u306f\u3001Delta Live Tables\u306f\u3059\u3079\u3066\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u5168\u30c7\u30fc\u30bf\u3092\u30af\u30ea\u30a2\u30fc\u3057\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30bd\u30fc\u30b9\u304b\u3089\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u30ed\u30fc\u30c9\u3057\u3088\u3046\u3068\u3057\u307e\u3059\u3002<\/p>\n<p>Refresh selection(\u9078\u629e\u3057\u3066\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5): refresh selection\u306e\u6319\u52d5\u306frefresh all\u3068\u540c\u3058\u3067\u3059\u304c\u3001\u9078\u629e\u3057\u305f\u30c6\u30fc\u30d6\u30eb\u306e\u307f\u306b\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u9078\u629e\u3055\u308c\u305f\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u305d\u308c\u305e\u308c\u306e\u5165\u529b\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u306e\u73fe\u5728\u72b6\u614b\u3092\u53cd\u6620\u3059\u308b\u305f\u3081\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002\u9078\u629e\u3055\u308c\u305f\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u3067\u306f\u3001\u30c6\u30fc\u30d6\u30eb\u306b\u65b0\u898f\u884c\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>Full refresh selection(\u9078\u629e\u3057\u3066\u30d5\u30eb\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5): full refresh selection\u306e\u6319\u52d5\u306ffull refresh all\u3068\u540c\u3058\u3067\u3059\u304c\u3001\u9078\u629e\u3057\u305f\u30c6\u30fc\u30d6\u30eb\u306e\u307f\u306b\u30d5\u30eb\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u9078\u629e\u3055\u308c\u305f\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u306e\u5165\u529b\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u306e\u73fe\u5728\u306e\u72b6\u614b\u3092\u53cd\u6620\u3059\u308b\u305f\u3081\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002\u9078\u629e\u3055\u308c\u305f\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30e9\u30a4\u30d6\u30c6\u30fc\u30d6\u30eb\u3067\u306f\u3001\u305d\u308c\u305e\u308c\u306e\u30c7\u30fc\u30bf\u30aa\u30d6\u306e\u5168\u30c7\u30fc\u30bf\u3092\u30af\u30ea\u30a2\u3057\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30bd\u30fc\u30b9\u304b\u3089\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u30ed\u30fc\u30c9\u3057\u3088\u3046\u3068\u3057\u307e\u3059\u3002<\/p>\n<p>\u5728\u73b0\u6709\u7684\u5b9e\u65f6\u8868\u4e2d\uff0c\u66f4\u65b0\u64cd\u4f5c\u4e0e\u7269\u5316\u89c6\u56fe\u4e2d\u7684SQL\u5237\u65b0\u5177\u6709\u76f8\u540c\u7684\u884c\u4e3a\u3002\u800c\u5728\u65b0\u5efa\u7684\u5b9e\u65f6\u8868\u4e2d\uff0c\u8fd9\u4e2a\u884c\u4e3a\u4e0eSQL\u7684\u521b\u5efa\u64cd\u4f5c\u76f8\u540c\u3002<\/p>\n<p>\u5982\u679c\u7ba1\u9053\u5904\u4e8e\u89e6\u53d1\u6a21\u5f0f\uff0c\u5219\u7cfb\u7edf\u5c06\u5728\u6240\u6709\u7ba1\u9053\u8868\u66f4\u65b0\u4e4b\u540e\u505c\u6b62\u5904\u7406\u3002<\/p>\n<p>\u5f53\u89e6\u53d1\u6a21\u5f0f\u7684\u66f4\u65b0\u6210\u529f\u540e\uff0c\u6bcf\u4e2a\u8868\u90fd\u5c06\u88ab\u4fdd\u8bc1\u6839\u636e\u66f4\u65b0\u5f00\u59cb\u65f6\u7684\u6570\u636e\u8fdb\u884c\u66f4\u65b0\u3002<\/p>\n<p>\u5728\u9700\u8981\u4f4e\u5ef6\u8fdf\u7684\u573a\u666f\u4e2d\uff0c\u53ef\u4ee5\u5c06\u7ba1\u9053\u8bbe\u7f6e\u4e3a\u8fde\u7eed\u6a21\u5f0f\u8fdb\u884c\u66f4\u65b0\u3002\u6709\u5173\u60a8\u7684\u7ba1\u9053\u6267\u884c\u6a21\u5f0f\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u8fde\u7eed\u548c\u89e6\u53d1\u7ba1\u9053\u3002<\/p>\n<h1>\u8fde\u7eed\u89e6\u53d1\u7ba1\u7ebf ,<\/h1>\n<p>Delta Live Tables\u652f\u6301\u4e24\u79cd\u6267\u884c\u6a21\u5f0f\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30c8\u30ea\u30ac\u30fc(triggered)\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306f\u3001\u73fe\u6642\u70b9\u3067\u5229\u7528\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u3092\u7528\u3044\u3066\u305d\u308c\u305e\u308c\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3057\u3001\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u505c\u6b62\u3057\u307e\u3059\u3002Delta Live Tables\u306f\u81ea\u52d5\u3067\u30c6\u30fc\u30d6\u30eb\u9593\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u89e3\u6790\u3057\u3001\u5916\u90e8\u30bd\u30fc\u30b9\u304b\u3089\u306e\u8aad\u307f\u8fbc\u307f\u3092\u884c\u3046\u8a08\u7b97\u51e6\u7406\u3092\u8d77\u52d5\u3057\u307e\u3059\u3002\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u5185\u306e\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u4f9d\u5b58\u3057\u3066\u3044\u308b\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u304c\u66f4\u65b0\u3055\u308c\u305f\u5f8c\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u9023\u7d9a(continuous)\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306f\u5165\u529b\u30c7\u30fc\u30bf\u306e\u5909\u66f4\u306b\u5408\u308f\u305b\u3066\u7d99\u7d9a\u7684\u306b\u30c6\u30fc\u30d6\u30eb\u3092\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3057\u307e\u3059\u3002\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u8d77\u52d5\u3059\u308b\u3068\u3001\u624b\u52d5\u3067\u505c\u6b62\u3055\u308c\u308b\u307e\u3067\u51e6\u7406\u3092\u7d99\u7d9a\u3057\u307e\u3059\u3002\u9023\u7d9a\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u306f\u5e38\u6642\u7a3c\u50cd\u306e\u30af\u30e9\u30b9\u30bf\u30fc\u304c\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u304c\u3001\u5f8c\u6bb5\u306e\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u304c\u6700\u65b0\u306e\u30c7\u30fc\u30bf\u3092\u5229\u7528\u3067\u304d\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/ul>\n<p>\u5728\u89e6\u53d1\u7ba1\u9053\u4e2d\uff0c\u96c6\u7fa4\u4ec5\u5728\u6267\u884c\u7ba1\u9053\u6240\u9700\u7684\u65f6\u95f4\u6bb5\u5185\u8fd0\u884c\uff0c\u4ece\u800c\u53ef\u4ee5\u51cf\u5c11\u8d44\u6e90\u6d88\u8017\u548c\u6210\u672c\u3002\u7136\u800c\uff0c\u5728\u7ba1\u9053\u88ab\u89e6\u53d1\u4e4b\u524d\uff0c\u65b0\u6570\u636e\u4e0d\u4f1a\u88ab\u5904\u7406\u3002\u8fde\u7eed\u7ba1\u9053\u5219\u9700\u8981\u6301\u7eed\u8fd0\u884c\u7684\u96c6\u7fa4\uff0c\u8fd9\u4f1a\u4ea7\u751f\u989d\u5916\u6210\u672c\uff0c\u4f46\u53ef\u4ee5\u51cf\u5c11\u5904\u7406\u5ef6\u8fdf\u3002<\/p>\n<p>\u901a\u8fc7\u7ba1\u9053\u8bbe\u7f6e\u4e2d\u7684continuous\u6807\u5fd7\u6765\u63a7\u5236\u6267\u884c\u6a21\u5f0f\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u7ba1\u9053\u4ee5\u89e6\u53d1\u6267\u884c\u6a21\u5f0f\u8fd0\u884c\u3002\u5982\u679c\u9700\u8981\u5bf9\u7ba1\u9053\u8868\u8fdb\u884c\u4f4e\u5ef6\u8fdf\u66f4\u65b0\uff0c\u5219\u5c06continuous\u8bbe\u7f6e\u4e3atrue\u3002<\/p>\n<pre class=\"post-pre\"><code>{\r\n  ...\r\n  \"continuous\": true,\r\n  ...\r\n}\r\n<\/code><\/pre>\n<p>\u6267\u884c\u6a21\u5f0f\u548c\u8ba1\u7b97\u8868\u7684\u7c7b\u578b\u662f\u72ec\u7acb\u7684\u3002\u65e0\u8bba\u54ea\u79cd\u6267\u884c\u6a21\u5f0f\uff0c\u90fd\u53ef\u4ee5\u66f4\u65b0\u5b8c\u6574\u8868\u548c\u589e\u91cf\u8868\u3002<\/p>\n<p>\u5982\u679c\u60a8\u7684\u7ba1\u9053\u4e2d\u6709\u4e00\u4e9b\u8868\u6ca1\u6709\u4e25\u683c\u7684\u5ef6\u8fdf\u8981\u6c42\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u914d\u7f6e\u4e2d\u7684pipelines.trigger.interval\u53c2\u6570\uff0c\u72ec\u7acb\u8bbe\u7f6e\u66f4\u65b0\u9891\u7387\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">spark_conf<\/span><span class=\"o\">=<\/span><span class=\"p\">{<\/span><span class=\"sh\">\"<\/span><span class=\"s\">pipelines.trigger.interval<\/span><span class=\"sh\">\"<\/span><span class=\"p\">,<\/span> <span class=\"sh\">\"<\/span><span class=\"s\">1 hour<\/span><span class=\"sh\">\"<\/span><span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u8fd9\u4e2a\u9009\u9879\u53ef\u4ee5\u5728\u7ba1\u9053\u66f4\u65b0\u4e4b\u95f4\u4e0d\u505c\u6b62\u7fa4\u96c6\uff0c\u4f46\u53ef\u4ee5\u91ca\u653e\u7528\u4e8e\u66f4\u65b0\u60a8\u7684\u7ba1\u9053\u7684\u5176\u4ed6\u8868\u7684\u8d44\u6e90\u3002<\/p>\n<h1>\u5728\u8fde\u7eed\u7684\u7ba1\u9053\u4e2d\u7684\u8868\u683c\u548c\u89c6\u56fe\u3002<\/h1>\n<p>\u53ef\u4ee5\u5728\u8fde\u7eed\u6267\u884c\u7684\u6d41\u6c34\u7ebf\u4e2d\u5305\u542b\u5b9e\u65f6\u8868\u3001\u5b9e\u65f6\u89c6\u56fe\u3001\u6d41\u5f0f\u5b9e\u65f6\u8868\u548c\u6d41\u5f0f\u5b9e\u65f6\u89c6\u56fe\u3002\u4e3a\u4e86\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u5904\u7406\uff0c\u6d41\u6c34\u7ebf\u4f1a\u81ea\u52a8\u76d1\u6d4b\u4f9d\u8d56\u7684Delta\u8868\uff0c\u5e76\u4e14\u53ea\u5728\u4f9d\u8d56\u8868\u7684\u5185\u5bb9\u53d1\u751f\u53d8\u5316\u65f6\u6267\u884c\u66f4\u65b0\u64cd\u4f5c\u3002<\/p>\n<p>Delta Live Tables\u8fd0\u884c\u65f6\u65e0\u6cd5\u68c0\u6d4b\u975eDelta\u6570\u636e\u6e90\u7684\u53d8\u66f4\u3002\u8868\u683c\u4f1a\u5b9a\u671f\u66f4\u65b0\uff0c\u4f46\u901a\u8fc7\u5c06\u9ed8\u8ba4\u89e6\u53d1\u5668\u5468\u671f\u8bbe\u7f6e\u4e3a\u8f83\u5927\u7684\u503c\uff0c\u53ef\u4ee5\u907f\u514d\u5728\u96c6\u7fa4\u4e2d\u51fa\u73b0\u8fc7\u5ea6\u91cd\u65b0\u8ba1\u7b97\u7684\u589e\u91cf\u5904\u7406\uff0c\u4ece\u800c\u51cf\u6162\u5904\u7406\u901f\u5ea6\u3002<\/p>\n<h1>\u5f00\u53d1\uff0c\u751f\u4ea7\u6a21\u5f0f<\/h1>\n<p>\u901a\u8fc7\u5207\u6362\u5f00\u53d1\u6a21\u5f0f\u548c\u751f\u4ea7\u6a21\u5f0f\uff0c\u53ef\u4ee5\u4f18\u5316\u7ba1\u9053\u7684\u6267\u884c\u3002\u5728\u5f00\u53d1\u6a21\u5f0f\u4e0b\u6267\u884c\u7ba1\u9053\u65f6\uff0cDelta Live Tables\u7cfb\u7edf\u5c06\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u518d\u8d77\u52d5\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u518d\u5229\u7528\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30a8\u30e9\u30fc\u3092\u5373\u5ea7\u306b\u691c\u77e5\u3057\u4fee\u6b63\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306e\u30ea\u30c8\u30e9\u30a4\u3092\u7121\u52b9\u5316\u3057\u307e\u3059\u3002<\/ul>\n<p>\u5728\u751f\u4ea7\u6a21\u5f0f\u4e0b\uff0cDelta Live Tables\u7cfb\u7edf\u5c06\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30e1\u30e2\u30ea\u30fc\u30ea\u30fc\u30af\u3084\u53e4\u3044\u8a8d\u8a3c\u60c5\u5831\u306e\u3088\u3046\u306a\u56de\u5fa9\u53ef\u80fd\u306a\u7279\u5b9a\u306e\u30a8\u30e9\u30fc\u306b\u5bfe\u3057\u3066\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u518d\u8d77\u52d5\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30af\u30e9\u30b9\u30bf\u30fc\u306e\u8d77\u52d5\u5931\u6557\u306a\u3069\u7279\u5b9a\u306e\u30a8\u30e9\u30fc\u30a4\u30d9\u30f3\u30c8\u306b\u5bfe\u3057\u3066\u306f\u3001\u51e6\u7406\u306e\u5b9f\u884c\u3092\u30ea\u30c8\u30e9\u30a4\u3057\u307e\u3059\u3002<\/ul>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7e76913a08637a6a2ff1\/54-0.png\" alt=\"\" \/><\/div>\n<p>\u5207\u63db\u958b\u767c\u6a21\u5f0f\u548c\u751f\u7522\u6a21\u5f0f\u53ea\u6703\u63a7\u5236\u53e2\u96c6\u548c\u7ba1\u9053\u57f7\u884c\u7684\u884c\u70ba\u3002\u5132\u5b58\u4f4d\u7f6e\u662f\u8a2d\u5b9a\u5728\u7ba1\u9053\u8a2d\u5b9a\u4e2d\u7684\u4e00\u90e8\u5206\uff0c\u5207\u63db\u9019\u500b\u6a21\u5f0f\u4e0d\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/p>\n<h1>Databricks \u5f3a\u5316\u7684\u81ea\u52a8\u6269\u5c55<\/h1>\n<div>\u9884\u89c8<br \/>\n\u6b64\u529f\u80fd\u76ee\u524d\u5904\u4e8e\u516c\u5171\u9884\u89c8\u9636\u6bb5\u3002<\/div>\n<p>Databricks\u7684\u589e\u5f3a\u81ea\u52a8\u7f29\u653e\u529f\u80fd\u65e8\u5728\u4f18\u5316\u96c6\u7fa4\u7684\u5229\u7528\u7387\uff0c\u901a\u8fc7\u6839\u636e\u5de5\u4f5c\u8d1f\u8f7d\u89c4\u6a21\u81ea\u52a8\u914d\u7f6e\u96c6\u7fa4\u8d44\u6e90\uff0c\u5728\u6700\u5c0f\u5316\u5904\u7406\u5ef6\u8fdf\u7684\u540c\u65f6\uff0c\u6700\u5927\u7a0b\u5ea6\u5730\u964d\u4f4e\u5bf9\u5904\u7406\u6d41\u7a0b\u7684\u5f71\u54cd\u3002<\/p>\n<p>\u5f37\u5316\u81ea\u52d5\u7e2e\u653e\u529f\u80fd\u5c07\u5728\u73fe\u6709\u7684\u96c6\u7fa4\u81ea\u52d5\u7e2e\u653e\u529f\u80fd\u4e0a\u589e\u52a0\u4ee5\u4e0b\u529f\u80fd\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5f37\u5316\u30aa\u30fc\u30c8\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306f\u3001\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u6700\u9069\u5316\u6a5f\u80fd\u3092\u5b9f\u88c5\u3057\u3066\u304a\u308a\u3001\u30d0\u30c3\u30c1\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u5f37\u5316\u3082\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6700\u9069\u5316\u306b\u3088\u3063\u3066\u3001\u3088\u308a\u52b9\u7387\u7684\u306b\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u4f7f\u7528\u91cf\u3092\u524a\u6e1b\u3059\u308b\u3053\u3068\u3067\u30b3\u30b9\u30c8\u3092\u7bc0\u7d04\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u5f37\u5316\u30aa\u30fc\u30c8\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306f\u3001\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u306e\u904e\u7a0b\u3067\u30bf\u30b9\u30af\u3092\u5931\u6557\u3055\u305b\u306a\u3044\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u3064\u3064\u3001\u7a4d\u6975\u7684\u306b\u4f7f\u7528\u7387\u306e\u4f4e\u3044\u30ce\u30fc\u30c9\u3092\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3057\u307e\u3059\u3002\u65e2\u5b58\u306e\u30af\u30e9\u30b9\u30bf\u30fc\u30aa\u30fc\u30c8\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u6a5f\u80fd\u306f\u3001\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u306e\u30ce\u30fc\u30c9\u306e\u307f\u3092\u30b9\u30b1\u30fc\u30eb\u30c0\u30a6\u30f3\u3057\u307e\u3059\u3002<\/ul>\n<h2>\u5fc5\u8981\u7684\u4e1c\u897f\u3002<\/h2>\n<p>\u8981\u4f7f\u7528\u5f3a\u5316\u81ea\u52a8\u6269\u5c55\u529f\u80fd\uff0c<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u7684configuration\u5bf9\u8c61\u8bbe\u7f6epipelines.advancedAutoscaling.enabled\u4e3a&#8221;true&#8221;\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u5728\u9ed8\u8ba4\u7684\u7ba1\u9053\u96c6\u7fa4\u4e2d\u6dfb\u52a0autoscale\u8bbe\u7f6e\u3002\u4e0b\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u5f3a\u5316\u81ea\u52a8\u4f38\u7f29\u96c6\u7fa4\uff0c\u62e5\u6709\u6700\u5c115\u53f0\u3001\u6700\u591a10\u53f0\u7684\u5de5\u4f5c\u8282\u70b9\u3002max_workers\u5fc5\u987b\u5927\u4e8emin_workers\u3002<\/ol>\n<div>\n<p>\u8bf7\u6ce8\u610f\uff1a<\/p>\n<p>\u5f3a\u5316\u81ea\u52a8\u6269\u5c55\u529f\u80fd\u4ec5\u53ef\u5728\u9ed8\u8ba4\u96c6\u7fa4\u4e2d\u4f7f\u7528\u3002\u5373\u4f7f\u5728\u7ef4\u62a4\u96c6\u7fa4\u8bbe\u7f6e\u4e2d\u6dfb\u52a0\u4e86\u81ea\u52a8\u6269\u5c55\u8bbe\u7f6e\uff0c\u4e5f\u5c06\u4f7f\u7528\u4f20\u7edf\u96c6\u7fa4\u81ea\u52a8\u6269\u5c55\u529f\u80fd\u3002<\/p>\n<p>\u5982\u679c\u5728\u6ca1\u6709\u8bbe\u7f6epipelines.advancedAutoscaling.enabled\u7684\u60c5\u51b5\u4e0b\u6dfb\u52a0\u4e86\u81ea\u52a8\u6269\u5c55\u8bbe\u7f6e\uff0cDelta Live Tables\u5c06\u4f7f\u7528\u4f20\u7edf\u96c6\u7fa4\u81ea\u52a8\u6269\u5c55\u529f\u80fd\u3002<\/p>\n<\/div>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n  <span class=\"nl\">\"configuration\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">\"pipelines.advancedAutoscaling.enabled\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"true\"<\/span>\r\n  <span class=\"p\">},<\/span>\r\n  <span class=\"nl\">\"clusters\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"p\">{<\/span>\r\n      <span class=\"nl\">\"label\"<\/span><span class=\"p\">:<\/span> <span class=\"s2\">\"default\"<\/span><span class=\"p\">,<\/span>\r\n      <span class=\"nl\">\"autoscale\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"nl\">\"min_workers\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">5<\/span><span class=\"p\">,<\/span>\r\n        <span class=\"nl\">\"max_workers\"<\/span><span class=\"p\">:<\/span> <span class=\"mi\">10<\/span>\r\n      <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n  <span class=\"p\">]<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679cPipeline\u5904\u4e8e\u8fde\u7eed\u6a21\u5f0f\uff0c\u66f4\u6539\u4e86\u81ea\u52a8\u7f29\u653e\u7684\u8bbe\u7f6e\u540e\uff0cPipeline\u5c06\u81ea\u52a8\u91cd\u65b0\u542f\u52a8\u3002\u91cd\u65b0\u542f\u52a8\u540e\u7684\u4e00\u6bb5\u65f6\u95f4\u5185\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e00\u4e9b\u5ef6\u8fdf\u589e\u52a0\u7684\u60c5\u51b5\u3002\u5728\u5ef6\u8fdf\u589e\u52a0\u7684\u671f\u95f4\u8fc7\u540e\uff0c\u6839\u636e\u6307\u5b9a\u7684\u81ea\u52a8\u7f29\u653e\u8bbe\u7f6e\uff0c\u96c6\u7fa4\u5927\u5c0f\u5c06\u4f1a\u66f4\u65b0\uff0cPipeline\u7684\u5ef6\u8fdf\u5c06\u6062\u590d\u5230\u5148\u524d\u7684\u72b6\u6001\u3002<\/p>\n<h2>\u5f3a\u5316\u81ea\u52a8\u6269\u5c55\u5df2\u542f\u7528\u7684\u6d41\u7a0b\u76d1\u63a7<\/h2>\n<p>\u60a8\u53ef\u4ee5\u5229\u7528Delta Live Tables\u7684\u4e8b\u4ef6\u65e5\u5fd7\u6765\u76d1\u63a7\u5f3a\u5316\u81ea\u52a8\u6269\u5c55\u7684\u5ea6\u91cf\u6807\u51c6\u3002\u60a8\u53ef\u4ee5\u5728\u7528\u6237\u754c\u9762\u4e2d\u53c2\u8003\u8fd9\u4e9b\u5ea6\u91cf\u6807\u51c6\u3002\u5f3a\u5316\u81ea\u52a8\u6269\u5c55\u4e8b\u4ef6\u7684\u4e8b\u4ef6\u7c7b\u578b\u662fautoscale\u3002\u4ee5\u4e0b\u662f\u4e8b\u4ef6\u7684\u793a\u4f8b\u3002<\/p>\n<div>\n<div class=\"post-table\">\u30a4\u30d9\u30f3\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\u30af\u30e9\u30b9\u30bf\u30fc\u306e\u30ea\u30b5\u30a4\u30ba\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u9001\u4fe1<code>Autoscale cluster to &lt;X&gt; executors while keeping alive &lt;Y&gt; executors and retiring &lt;Z&gt; executors<\/code>\u30af\u30e9\u30b9\u30bf\u30fc\u30de\u30cd\u30fc\u30b8\u30e3\u304c\u30ea\u30b5\u30a4\u30ba\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u8a31\u53ef<code>Submitted request to resize cluster &lt;cluster-id&gt; to size &lt;X&gt;.<\/code>\u30ea\u30b5\u30a4\u30ba\u304c\u5b8c\u4e86<code>Achieved desired cluster size &lt;X&gt; for cluster &lt;cluster-id&gt;.<\/code><\/div>\n<\/div>\n<p>\u6b64\u5916\uff0c\u60a8\u8fd8\u53ef\u4ee5\u901a\u8fc7\u76f4\u63a5\u67e5\u8be2\u4e8b\u4ef6\u65e5\u5fd7\u6765\u53c2\u8003\u5f3a\u5316\u81ea\u52a8\u6269\u5bb9\u7684\u4e8b\u4ef6\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Spark\u30bf\u30b9\u30af\u306e\u30b9\u30ed\u30c3\u30c8\u4f7f\u7528\u7387\u306a\u3069\u3001\u30af\u30e9\u30b9\u30bf\u30fc\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u30a4\u30d9\u30f3\u30c8\u30ed\u30b0\u3067\u30af\u30a8\u30ea\u30fc\u3059\u308b\u306b\u306f\u3001Cluster performance metrics\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u5f37\u5316\u30aa\u30fc\u30c8\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306e\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u30af\u30e9\u30b9\u30bf\u30fc\u30ea\u30b5\u30a4\u30ba\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3068\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3059\u308b\u306b\u306f\u3001Databricks Enhanced Autoscaling events\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/ul>\n<h1>\u4ea7\u54c1\u7248\u672c<\/h1>\n<p>\u60a8\u53ef\u4ee5\u9009\u62e9\u9002\u7528\u4e8e\u7ba1\u9053\u8981\u6c42\u7684\u529f\u80fd\u6765\u8fd0\u884c\u7ba1\u9053\uff0c\u6211\u4eec\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u53ef\u7528\u7684Delta Live Tables\u4ea7\u54c1\u7248\u672c\u3002<\/p>\n<p>core\u306f\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u306e\u30c7\u30fc\u30bf\u53d6\u308a\u8fbc\u307f\u306e\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u4f7f\u7528\u3057\u307e\u3059\u3002\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3067\u30c1\u30a7\u30f3\u30b8\u30c7\u30fc\u30bf\u30ad\u30e3\u30d7\u30c1\u30e3(CDC)\u3084Delta Live Tables\u306e\u30a8\u30af\u30b9\u30da\u30af\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u3088\u3046\u306a\u9ad8\u5ea6\u306a\u6a5f\u80fd\u304c\u4e0d\u8981\u3067\u3042\u308c\u3070\u3001core\u30a8\u30c7\u30a3\u30b7\u30e7\u30f3\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>pro\u306f\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u306e\u30c7\u30fc\u30bf\u53d6\u308a\u8fbc\u307f\u3068CDC\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u4f7f\u7528\u3057\u307e\u3059\u3002pro\u88fd\u54c1\u30a8\u30c7\u30a3\u30b7\u30e7\u30f3\u306fcore\u306e\u3059\u3079\u3066\u306e\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u52a0\u3048\u3066\u3001\u30bd\u30fc\u30b9\u30c7\u30fc\u30bf\u306e\u5909\u66f4\u306b\u57fa\u3065\u3044\u3066\u30c6\u30fc\u30d6\u30eb\u3092\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3082\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>advanced\u306f\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u306e\u30c7\u30fc\u30bf\u53d6\u308a\u8fbc\u307f\u3001CDC\u3001\u30a8\u30af\u30b9\u30da\u30af\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u5fc5\u8981\u3068\u3059\u308b\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3067\u4f7f\u7528\u3057\u307e\u3059\u3002advanced\u88fd\u54c1\u30a8\u30c7\u30a3\u30b7\u30e7\u30f3\u306f\u3001core\u3068pro\u306e\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001Delta Live Tables\u306e\u30a8\u30af\u30b9\u30da\u30af\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308b\u30c7\u30fc\u30bf\u54c1\u8cea\u5236\u7d04\u306e\u5f37\u5316\u3082\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u60a8\u53ef\u4ee5\u5728\u521b\u5efa\u548c\u7f16\u8f91\u7ba1\u9053\u65f6\u9009\u62e9\u4ea7\u54c1\u7248\u3002\u60a8\u53ef\u4ee5\u5728\u6bcf\u4e2a\u7ba1\u9053\u4e2d\u9009\u62e9\u4e0d\u540c\u7684\u7248\u672c\u3002<\/p>\n<p>\u5982\u679c\u7ba1\u9053\u5c1d\u8bd5\u4f7f\u7528\u4e0d\u53d7\u652f\u6301\u7684\u529f\u80fd\uff0c\u5728\u6240\u9009\u62e9\u7684\u4ea7\u54c1\u7248\u672c\u4e2d\u4e0d\u652f\u6301\u5982\u671f\u671b\u4e00\u6837\uff0c\u60a8\u5c06\u6536\u5230\u4e00\u4e2a\u663e\u793a\u9519\u8bef\u539f\u56e0\u7684\u6d88\u606f\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u4ee5\u7f16\u8f91\u7ba1\u9053\u4ee5\u9009\u62e9\u5408\u9002\u7684\u7248\u672c\u3002<\/p>\n<h3>Databricks \u514d\u8d39\u8bd5\u7528<\/h3>\n<p>Databricks \u514d\u8d39\u8bd5\u7528<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4ee5\u4e0b\u662fDelta Live Tables\u6982\u5ff5\u7684\u7ffb\u8bd1 | AWS\u4e0a\u7684Databricks [\u622a\u81f32022\/8\/1 [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-47393","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>Delta Live Tables\u7684\u6982\u5ff5 - 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\/delta-live-tables\u7684\u6982\u5ff5\/\" \/>\n<meta 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