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src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7c4a913a08637a69bd9d\/11-1.png\" alt=\"\" \/><\/div>\n<h1>\u5c1d\u8bd5\u5f00\u59cb\u6d41\u5a92\u4f53\u64ad\u653e<\/h1>\n<p>\u5728\u672c\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528Databricks\u7684\u6d41\u5904\u7406\u529f\u80fd\uff0c\u4ecb\u7ecd\u5982\u4f55\u6355\u6349\u6765\u81ea\u4e8b\u52a1\u6570\u636e\u5e93\u7684\u6301\u7eed\u53d8\u5316\uff0c\u5e76\u5c06\u5176\u5b58\u50a8\u5728Lakehouse\u4e2d\uff0c\u4ece\u800c\u80fd\u591f\u6e05\u695a\u5730\u8bf4\u660e\u4e00\u4e2a\u7b80\u5355\u7684\u7aef\u5230\u7aef\u6570\u636e\u6d41\u7a0b\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7c4a913a08637a69bd9d\/14-0.png\" alt=\"\" \/><\/div>\n<h2>\u6d41\u7a0b #1 &#8211; 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style=\"list-style-type: none;\">\n<ol>\u642d\u5efa\u7528\u4e8e\u7f16\u5199Kafka\u53d8\u66f4\u8bb0\u5f55\u7684CDC\u5de5\u5177<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u8bbe\u7f6eKafka Sink\u4ee5\u7528\u4e8eDebezium\u6216\u5176\u4ed6CDC\u5de5\u5177<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u76f4\u63a5\u5c06\u6570\u636e\u4eceKafka\u53d1\u9001\u5230\u9752\u94dc\u8868\uff0c\u5e76\u4f7f\u7528Delta Live Tables\u5728Databricks\u4e0a\u89e3\u6790\u548c\u5904\u7406\u53d8\u66f4\u6570\u636e\u6355\u83b7(CDC)\u8bb0\u5f55<\/ol>\n<h3>\u8003\u5bdf &#8211; ch\u00e1 &#8211; Investigation<\/h3>\n<p>\u4f18\u70b9<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u4f4e\u30ec\u30fc\u30c6\u30f3\u30b7\u30fc\u3067\u30c7\u30fc\u30bf\u304c\u7d99\u7d9a\u7684\u306b\u5230\u7740\u3059\u308b\u306e\u3067\u3001\u5229\u7528\u8005\u306f\u30d0\u30c3\u30c1\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u306a\u3057\u306b\u30cb\u30a2\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u7d50\u679c\u3092\u53d6\u5f97\u3067\u304d\u308b\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\">\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30ed\u30b8\u30c3\u30af\u306b\u5bfe\u3059\u308b\u5b8c\u5168\u306a\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\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\">\u30d6\u30ed\u30f3\u30ba\u30ec\u30a4\u30e4\u30fc\u306b\u5bfe\u3057\u3066Delta Live Tables\u306f\u30af\u30e9\u30b9\u30bf\u30fc\u7ba1\u7406\u3092\u62bd\u8c61\u5316\u3057\u306a\u304c\u3089\u3082\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u30aa\u30fc\u30c8\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\u3092\u52b9\u7387\u7684\u306b\u884c\u3048\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Delta Live Tables\u306f\u3001\u5b8c\u5168\u306a\u30c7\u30fc\u30bf\u30ea\u30cd\u30fc\u30b8\u30e5\u3068\u30d6\u30ed\u30f3\u30ba\u30ec\u30a4\u30e4\u30fc\u306b\u5230\u7740\u3059\u308b\u30c7\u30fc\u30bf\u306b\u5bfe\u3059\u308b\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u30c7\u30fc\u30bf\u54c1\u8cea\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3092\u63d0\u4f9b\u3002<\/ul>\n<p>\u7f3a\u9ede<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Kafka\u304b\u3089\u306e\u76f4\u63a5\u8aad\u307f\u8fbc\u307f\u306f\u3001\u30d6\u30ed\u30f3\u30ba\u306e\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u30ec\u30a4\u30e4\u30fc\u306b\u30c7\u30fc\u30bf\u304c\u5230\u7740\u3057\u305f\u969b\u306b\u5fc5\u8981\u3068\u306a\u308b\u30d1\u30fc\u30b7\u30f3\u30b0\u306e\u30b3\u30fc\u30c9\u304c\u5fc5\u8981\u306b\u306a\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u76f4\u63a5\u306e\u63a5\u7d9a\u3092\u78ba\u7acb\u3059\u308b\u30c4\u30fc\u30eb\u3092\u7528\u3044\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u30b9\u30c8\u30a2\u306b\u30c7\u30fc\u30bf\u3092\u6295\u5165\u3059\u308b\u305f\u3081\u306b\u3001\u5916\u90e8\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u306eCDC\u30c4\u30fc\u30eb\u306b\u4f9d\u5b58\u3057\u3066\u3044\u308b\u3002<\/ul>\n<h3>\u5408\u4f5c\u4f19\u4f34\u7684\u6570\u636e\u5bfc\u5165\u9009\u9879<\/h3>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7c4a913a08637a69bd9d\/26-0.svg\" alt=\"\" \/><\/div>\n<p>\u901a\u8fc7\u4f7f\u7528COPY INTO\u9009\u9879\uff0c\u4e24\u4e2a\u9009\u9879\u53ef\u4ee5\u5c06\u8bb8\u591a\u4e0e\u5728Delta Lake\u4e2d\u52a0\u8f7d\u539f\u59cb\u6570\u636e\u548c\u6570\u636e\u5230\u8fbe\u76f8\u5173\u7684\u6838\u5fc3\u903b\u8f91\u62bd\u8c61\u5316\u3002\u5728\u8fd9\u4e2a\u6a21\u5f0f\u4e2d\uff0c\u5c06\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u8bbe\u7f6e\u5199\u5165\u53d8\u66f4\u8bb0\u5f55\u5230Kafka\u7684CDC\u5de5\u5177\uff08\u4e0e\u4e0a\u8ff0\u76f8\u540c\uff09<\/ol>\n<\/li>\n<\/ol>\n<p>\u8bbe\u7f6eConfluent Cloud\u7684Databricks Delta Lake Sink\u8fde\u63a5\u5668\uff0c\u5e76\u8fde\u63a5\u5230\u9002\u5f53\u7684\u4e3b\u9898\u3002<\/p>\n<p>\u8fd9\u4e2a\u9009\u9879\u4e0e\u672c\u5730\u6d41\u9009\u9879\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u662f\u5426\u4f7f\u7528Confluent\u7684Delta Lake Sink Connector\u3002\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u6743\u8861\u6765\u7406\u89e3\u9009\u62e9\u54ea\u79cd\u6a21\u5f0f\u3002<\/p>\n<h3>\u8003\u5bdf ch\u00e1)<\/h3>\n<p>\u4f18\u70b9<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u306e\u30ec\u30ac\u30b7\u30fc\u30bd\u30fc\u30b9\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30e1\u30a4\u30f3\u30d5\u30ec\u30fc\u30e0\u304b\u3089\u306e\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u8907\u88fd\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30d1\u30fc\u30c8\u30ca\u30fc\u30c4\u30fc\u30eb(Fivetran\u3001Arcion\u306a\u3069\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u76f4\u63a5\u63a5\u7d9a\u3067\u304d\u308b\u4ed6\u306e\u30c4\u30fc\u30eb)\u3092\u901a\u3058\u305f\u30ed\u30fc\u30b3\u30fc\u30c9\u306eCDC\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\">\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30d1\u30fc\u30c8\u30ca\u30fc\u306b\u99b4\u67d3\u307f\u306e\u3042\u308b\u30c7\u30fc\u30bf\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u30c1\u30fc\u30e0\u5411\u3051\u306e\u30ed\u30fc\u30b3\u30fc\u30c9\u306e\u30c7\u30fc\u30bf\u53d6\u308a\u8fbc\u307f\u3001Apache Spark\u2122\u3092\u4f7f\u308f\u305a\u306bDelta Lake\u306b\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u8fbc\u3081\u308b\u74b0\u5883\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Confluent Cloud(Fivetran\u3082\u540c\u69d8)\u3067\u306e\u30c8\u30d4\u30c3\u30af\u3068\u30b7\u30f3\u30af\u306e\u30b3\u30cd\u30af\u30bf\u30fc\u306e\u96c6\u4e2d\u7ba1\u7406\u3002<\/ul>\n<p>\u7f3a\u70b9<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u521d\u671fETL\u30b9\u30c6\u30fc\u30b8\u306b\u304a\u3051\u308bSpark\u3084\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u3088\u308b\u30c7\u30fc\u30bf\u5909\u63db\u304a\u3088\u3073\u30da\u30a4\u30ed\u30fc\u30c9\u306e\u30d1\u30fc\u30b7\u30f3\u30b0\u306b\u5bfe\u3059\u308b\u4f4e\u3044\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u30b3\u30cd\u30af\u30bf\u30fc\u5411\u3051\u306eDatabrikcs\u30af\u30e9\u30b9\u30bf\u30fc\u306e\u8a2d\u5b9a\u304c\u5fc5\u8981\u3002<\/ul>\n<h3>\u6587\u4ef6\u5bfc\u5165<\/h3>\n<p>\u79fb\u52a8\u8f66\u8054\u7f51\u63d0\u4f9b\u5546\u3001\u4fe1\u7528\u6570\u636e\u63d0\u4f9b\u5546\u3001\u5185\u90e8\u6570\u636e\u751f\u6210\u5546\u7b49\u591a\u4e2a\u6570\u636e\u4f9b\u5e94\u5546\u5c06\u901a\u8fc7\u63d0\u4f9b\u6587\u4ef6\u5411\u5ba2\u6237\u63d0\u4f9b\u670d\u52a1\u3002\u4e3a\u4e86\u6700\u9002\u5f53\u5730\u5904\u7406\u589e\u91cf\u6587\u4ef6\u5bfc\u5165\uff0cDatabricks\u5f15\u5165\u4e86\u7b80\u5355\u4e14\u81ea\u52a8\u5316\u7684\u6d41\u5f0f\u5904\u7406\u5de5\u5177Auto Loader\uff0c\u7528\u4e8e\u8ddf\u8e2a\u65c5\u884c\u6570\u636e\u7684\u767d\u5929\u6570\u636e\u6d41\u3001\u4ea4\u6613\u4e0e\u62a5\u4ef7(TAQ)\u6570\u636e\u4ee5\u53ca\u7528\u4e8e\u6536\u5165\u9884\u6d4b\u7684\u9500\u552e\u6536\u636e\u7b49\u589e\u91cf\u6570\u636e\u72b6\u6001\u3002<\/p>\n<p>Auto Loader\u53ef\u4ee5\u5728Delta Live Tables\u7684\u7ba1\u9053\u4e2d\u4f7f\u7528\uff0c\u5e76\u4e14\u53ef\u4ee5\u8f7b\u677e\u5904\u7406\u6570\u767e\u4e2a\u6570\u636e\u6e90\uff0c\u800c\u65e0\u9700\u8bbe\u7f6e\u4f4e\u7ea7\u522b\u7684\u7ec6\u8282\u3002Auto Loader\u53ef\u4ee5\u8fdb\u884c\u5927\u89c4\u6a21\u6269\u5c55\uff0c\u5e76\u4e14\u53ef\u4ee5\u8f7b\u677e\u5904\u7406\u6bcf\u5929\u6570\u767e\u4e07\u4e2a\u6587\u4ef6\u3002\u6b64\u5916\uff0c\u5728Delta Live Tables API\u7684\u4e0a\u4e0b\u6587\u4e2d\uff0c\u53ef\u4ee5\u7b80\u5355\u5730\u4f7f\u7528\u5b83\uff08\u8bf7\u53c2\u9605\u4e0b\u9762\u7684SQL\u793a\u4f8b\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">CREATE<\/span> <span class=\"n\">INCREMENTAL<\/span> <span class=\"n\">LIVE<\/span> <span class=\"k\">TABLE<\/span> <span class=\"n\">customers<\/span>\r\n<span class=\"k\">AS<\/span> <span class=\"k\">SELECT<\/span> <span class=\"o\">*<\/span> <span class=\"k\">FROM<\/span> <span class=\"n\">cloud_files<\/span><span class=\"p\">(<\/span><span class=\"nv\">\"\/databricks-datasets\/retail-org\/customers\/\"<\/span><span class=\"p\">,<\/span> <span class=\"nv\">\"csv\"<\/span><span class=\"p\">,<\/span> <span class=\"k\">map<\/span><span class=\"p\">(<\/span><span class=\"nv\">\"delimiter\"<\/span><span class=\"p\">,<\/span> <span class=\"nv\">\"<\/span><span class=\"se\">\\t<\/span><span class=\"nv\">\"<\/span><span class=\"p\">))<\/span>\r\n<\/code><\/pre>\n<h2>\u6b65\u9aa4\u4e8c &#8211; \u53d8\u66f4\u6570\u636e\u6355\u83b7<\/h2>\n<p>\u9700\u8981\u4e00\u79cd\u80fd\u591f\u5c06\u6838\u5fc3\u7cfb\u7edf\u4e2d\u7684\u66f4\u6539\u4fdd\u5b58\u5230\u96c6\u4e2d\u7ba1\u7406\u7684\u6570\u636e\u5b58\u50a8\u4e2d\uff0c\u800c\u65e0\u9700\u7ed9\u4e8b\u52a1\u6570\u636e\u5e93\u589e\u52a0\u989d\u5916\u8d1f\u8377\u7684\u53d8\u66f4\u6570\u636e\u6355\u83b7\u89e3\u51b3\u65b9\u6848\u3002\u7531\u4e8e\u6570\u5b57\u6570\u636e\u7684\u5927\u91cf\u6d41\u52a8\uff0c\u6355\u6349\u5ba2\u6237\u884c\u4e3a\u7684\u53d8\u5316\u4ee5\u4e2a\u6027\u5316\u94f6\u884c\u548c\u7406\u8d54\u4f53\u9a8c\u6210\u4e3a\u4e00\u4e2a\u975e\u5e38\u5e9e\u5927\u7684\u4efb\u52a1\u3002<\/p>\n<p>\u4ece\u6280\u672f\u89d2\u5ea6\u6765\u770b\uff0c\u6211\u4eec\u4f7f\u7528Debezium\u4f5c\u4e3a\u6211\u4eec\u7684CDC\u5de5\u5177\u6765\u7a81\u51fa\u663e\u793a\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cDelta Live Tables (DLT) \u4f7f\u7528Debezium\u7684datetime_updated\u4f5c\u4e3a\u6392\u5e8f\u952e\uff0c\u901a\u8fc7\u8bb0\u5f55\u5b9e\u65f6\u6700\u65b0\u7684\u66f4\u6539\u5e76\u5c06\u5176\u5e94\u7528\u4e8e\u76ee\u6807\u8868\u3002\u91cd\u590d\u4e00\u904d\uff0c\u7531\u4e8e\u7528\u6237\u65c5\u7a0b\u6d89\u53ca\u5230\u91cd\u8981\u7684\u65f6\u95f4\u8981\u7d20\uff0c\u66f4\u65b0\u7528\u6237\u72b6\u6001\u6240\u9700\u7684\u590d\u6742\u6027\u88abDLT\u7684APPLY CHANGES INTO\u529f\u80fd\u62bd\u8c61\u5316\u4e3a\u4e00\u79cd\u4f18\u96c5\u7684\u89e3\u51b3\u65b9\u6848\u3002DLT\u901a\u8fc7\u4e00\u884cSQL\u6216Python\u547d\u4ee4\u7b80\u5355\u5730\u5b9e\u65f6\u66f4\u65b0\u72b6\u6001\uff08\u5373\uff0c\u5c06\u53c2\u4e0e\u7684\u4e8b\u4ef6\u6570\u91cf\u4ece3\u66f4\u65b0\u4e3a5\uff0c\u5e76\u589e\u5f3a\u63d0\u4f9b\u4e2a\u6027\u5316\u4f18\u60e0\u7684\u673a\u4f1a\uff09\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7c4a913a08637a69bd9d\/42-0.png\" alt=\"\" \/><\/div>\n<p>\u5728\u8fd9\u91cc\u9700\u8981\u6ce8\u610f\u7684\u4e8b\u9879\u6709\u51e0\u4e2a\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7c4a913a08637a69bd9d\/44-0.jpg\" alt=\"\" \/><\/div>\n<pre class=\"post-pre\"><code><span class=\"k\">CREATE<\/span> <span class=\"n\">STREAMING<\/span> <span class=\"n\">LIVE<\/span> <span class=\"k\">TABLE<\/span> <span class=\"n\">customer_patterns_silver_copy<\/span>\r\n<span class=\"p\">(<\/span>\r\n <span class=\"k\">CONSTRAINT<\/span> <span class=\"n\">customer_id<\/span> <span class=\"n\">EXPECT<\/span> <span class=\"p\">(<\/span><span class=\"n\">customer_id<\/span> <span class=\"k\">IS<\/span> <span class=\"k\">NOT<\/span> <span class=\"k\">NULL<\/span><span class=\"p\">)<\/span> <span class=\"k\">ON<\/span> <span class=\"n\">VIOLATION<\/span> <span class=\"k\">DROP<\/span> <span class=\"k\">ROW<\/span>\r\n<span class=\"p\">)<\/span>\r\n<span class=\"n\">TBLPROPERTIES<\/span> <span class=\"p\">(<\/span><span class=\"nv\">\"quality\"<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">\"silver\"<\/span><span class=\"p\">)<\/span>\r\n<span class=\"k\">COMMENT<\/span> <span class=\"nv\">\"Cleansed Bronze customer view (i.e. what will become Silver)\"<\/span>\r\n<span class=\"k\">AS<\/span> <span class=\"k\">SELECT<\/span> <span class=\"n\">json<\/span><span class=\"p\">.<\/span><span class=\"n\">payload<\/span><span class=\"p\">.<\/span><span class=\"k\">after<\/span><span class=\"p\">.<\/span><span class=\"o\">*<\/span> <span class=\"p\">,<\/span> <span class=\"n\">json<\/span><span class=\"p\">.<\/span><span class=\"n\">payload<\/span><span class=\"p\">.<\/span><span class=\"n\">op<\/span>\r\n<span class=\"k\">FROM<\/span> <span class=\"n\">stream<\/span><span class=\"p\">(<\/span><span class=\"n\">live<\/span><span class=\"p\">.<\/span><span class=\"n\">customer_patterns_bronze<\/span><span class=\"p\">);<\/span>\r\n\r\n\r\n<span class=\"n\">APPLY<\/span> <span class=\"n\">CHANGES<\/span> <span class=\"k\">INTO<\/span> <span class=\"n\">live<\/span><span class=\"p\">.<\/span><span class=\"n\">customer_patterns_silver<\/span>\r\n<span class=\"k\">FROM<\/span> <span class=\"n\">stream<\/span><span class=\"p\">(<\/span><span class=\"n\">live<\/span><span class=\"p\">.<\/span><span class=\"n\">customer_patterns_silver_copy<\/span><span class=\"p\">)<\/span>\r\n <span class=\"n\">KEYS<\/span> <span class=\"p\">(<\/span><span class=\"n\">customer_id<\/span><span class=\"p\">)<\/span>\r\n <span class=\"n\">APPLY<\/span> <span class=\"k\">AS<\/span> <span class=\"k\">DELETE<\/span> <span class=\"k\">WHEN<\/span> <span class=\"n\">op<\/span> <span class=\"o\">=<\/span> <span class=\"nv\">\"d\"<\/span>\r\n <span class=\"n\">SEQUENCE<\/span> <span class=\"k\">BY<\/span> <span class=\"n\">datetime_updated<\/span><span class=\"p\">;<\/span>\r\n<\/code><\/pre>\n<h2>\u7b2c\u4e09\u6b65\u9aa4 &#8211; \u5ba2\u6237\u504f\u597d\u548c\u7b80\u6d01\u4f18\u60e0\u7684\u6982\u8ff0<\/h2>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7c4a913a08637a69bd9d\/47-0.png\" alt=\"\" \/><\/div>\n<h1>\u603b\u7ed3<\/h1>\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5f3a\u8c03\u4e86\u6570\u636e\u5bfc\u5165\u8fc7\u7a0b\u7684\u591a\u4e2a\u65b9\u9762\uff0c\u8fd9\u5bf9\u4e8e\u652f\u6301\u91d1\u878d\u670d\u52a1\u7684\u5404\u79cd\u4e2a\u6027\u5316\u7528\u4f8b\u975e\u5e38\u5173\u952e\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0cDatabricks\u652f\u6301\u672c\u5730\u548c\u51c6\u5b9e\u65f6\u7684\u7528\u4f8b\uff0c\u53ef\u4ee5\u7acb\u5373\u4f7f\u7528\u62bd\u8c61\u5316API\uff08Delta Live Tables\uff09\u6765\u5904\u7406\u65b0\u9c9c\u7684\u6d1e\u5bdf\u548c\u53d8\u66f4\u6570\u636e\uff0c\u65e0\u8bba\u662f\u4f7f\u7528Python\u8fd8\u662fSQL\u3002<\/p>\n<p>\u968f\u7740\u94f6\u884c\u548c\u4fdd\u9669\u63d0\u4f9b\u5546\u63d0\u4f9b\u66f4\u52a0\u4e2a\u6027\u5316\u7684\u4f53\u9a8c\uff0c\u652f\u6301\u6a21\u578b\u7684\u5f00\u53d1\u53d8\u5f97\u91cd\u8981\uff0c\u4f46\u66f4\u52a0\u91cd\u8981\u7684\u662f\u6784\u5efa\u4e00\u4e2a\u7a33\u56fa\u7684\u57fa\u7840\u8bbe\u65bd\u6765\u8fdb\u884c\u589e\u91cf\u6570\u636e\u5bfc\u5165\u3002\u6700\u7ec8\uff0cDatabricks\u7684\u6570\u636e\u6e56\u4ed3\u5e73\u53f0\u5c06\u63d0\u4f9b\u65e0\u4e0e\u4f26\u6bd4\u7684\u6d41\u5a92\u4f53\u548cAI\u9a71\u52a8\u7684\u4e2a\u6027\u5316\uff0c\u4ece\u800c\u5e26\u6765\u66f4\u9ad8\u7684CSAT\/NPS\uff0c\u964d\u4f4eCAC\/\u89e3\u7ea6\uff0c\u5e76\u4f7f\u5ba2\u6237\u80fd\u591f\u5feb\u4e50\u83b7\u76ca\u3002<\/p>\n<p>\u5982\u679c\u4f60\u60f3\u8981\u4e86\u89e3\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\u4f7f\u7528\u7684Delta Live Tables\u7684\u65b9\u6cd5\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u53ea\u9700\u8981\u68c0\u67e5GitHub\u5b58\u50a8\u5e93\u4e2d\u7684\u6240\u6709\u793a\u4f8b\u6570\u636e\u548c\u4ee3\u7801\u5373\u53ef\u3002<\/p>\n<h3>Databricks \u514d\u8d39\u8bd5\u7528<\/h3>\n<p>Databricks \u7684\u514d\u8d39\u8bd5\u7528<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u91d1\u878d\u670d\u52a1\u4e2d\u7684\u5b9e\u65f6\u6d1e\u5bdf\u529b- Databricks\u535a\u5ba2\u7684\u7ffb\u8bd1\u3002 \u9019\u672c\u66f8\u662f\u4e00\u4efd\u7e2e\u5beb\u7ffb\u8b6f\uff0c\u4e26\u4e0d\u4fdd\u8b49\u5167\u5bb9\u6e96\u78ba\u6027\u3002\u8acb\u53c3\u8003\u539f [&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-47047","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>\u4e3a\u83b7\u5f97\u91d1\u878d\u670d\u52a1\u7684\u5b9e\u65f6\u6d1e\u5bdf\uff0c\u9700\u8981\u91c7\u7528\u8bbe\u8ba1\u6a21\u5f0f - 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\/\u4e3a\u83b7\u5f97\u91d1\u878d\u670d\u52a1\u7684\u5b9e\u65f6\u6d1e\u5bdf\uff0c\u9700\u8981\u91c7\u7528\u8bbe\u8ba1\u6a21\u5f0f\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u4e3a\u83b7\u5f97\u91d1\u878d\u670d\u52a1\u7684\u5b9e\u65f6\u6d1e\u5bdf\uff0c\u9700\u8981\u91c7\u7528\u8bbe\u8ba1\u6a21\u5f0f\" \/>\n<meta property=\"og:description\" content=\"\u91d1\u878d\u670d\u52a1\u4e2d\u7684\u5b9e\u65f6\u6d1e\u5bdf\u529b- Databricks\u535a\u5ba2\u7684\u7ffb\u8bd1\u3002 \u9019\u672c\u66f8\u662f\u4e00\u4efd\u7e2e\u5beb\u7ffb\u8b6f\uff0c\u4e26\u4e0d\u4fdd\u8b49\u5167\u5bb9\u6e96\u78ba\u6027\u3002\u8acb\u53c3\u8003\u539f [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u4e3a\u83b7\u5f97\u91d1\u878d\u670d\u52a1\u7684\u5b9e\u65f6\u6d1e\u5bdf\uff0c\u9700\u8981\u91c7\u7528\u8bbe\u8ba1\u6a21\u5f0f\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-12T06:58:32+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-04T08:26:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7c4a913a08637a69bd9d\/9-0.jpg\" \/>\n<meta name=\"author\" content=\"\u79d1, \u9896\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta 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