{"id":7393,"date":"2022-05-23T23:25:00","date_gmt":"2022-05-23T15:25:00","guid":{"rendered":"https:\/\/www.orczhou.com\/?p=7393"},"modified":"2022-12-29T23:28:49","modified_gmt":"2022-12-29T15:28:49","slug":"about-google-cloud-alloydb","status":"publish","type":"post","link":"https:\/\/www.orczhou.com\/index.php\/2022\/05\/about-google-cloud-alloydb\/","title":{"rendered":"\u6df1\u5ea6\u89e3\u6790Google\u4e91\u65b0\u6570\u636e\u5e93\u4ea7\u54c1AlloyDB"},"content":{"rendered":"\n<p>\u5728\u4e0a\u5468\u7684Google I\/O\u5927\u4f1a\u4e0a\uff0cGCP\uff08Google\u4e91\u5e73\u53f0\uff09\u6b63\u5f0f\u5bf9\u5916\u53d1\u5e03\u4e86\u6570\u636e\u5e93AlloyDB\uff08Preview\u7248\u672c\uff09\u3002\u8fd9\u91cc\u5bf9AlloyDB\u7684\u67b6\u6784\u4e5f\u505a\u4e00\u4e2a\u8f83\u4e3a\u6df1\u5165\u7684\u5206\u6790\uff0c\u770b\u770b\u4e0e\u5f53\u524d\u7684\u4e91\u539f\u751f\u6570\u636e\u5e93PolarDB\u3001Aurora\u6709\u54ea\u4e9b\u5f02\u540c\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>01<\/strong> AlloyDB \u6574\u4f53\u67b6\u6784\u56fe<\/h3>\n\n\n\n<p>AlloyDB\u662fGCP\u4e0a\u7684\u4e00\u4e2a\u5168\u6258\u7ba1\u7684\u4e91\u6570\u636e\u5e93\u670d\u52a1\uff0c\u5f53\u524d\u5b8c\u5168\u517c\u5bb9PostgreSQL 14\uff0c\u63d0\u4f9b\u4f01\u4e1a\u7ea7\u7684\u6027\u80fd\u3001\u6269\u5c55\u6027\u4e0e\u53ef\u7528\u6027\u3002\u58f0\u79f0\u662f\u6807\u51c6PostgreSQL\u6027\u80fd\u76844\u500d\uff0cAWS\u540c\u7c7b\u670d\u52a1\u7684\u4e24\u500d\uff08\u5e94\u8be5\u662f\u6307RDS PostgreSQL\u548cAurora PostgreSQL\uff09\uff0c\u5982\u679c\u662f\u5206\u6790\u67e5\u8be2\uff0c\u5219\u53ef\u80fd\u6709100\u500d\u7684\u6027\u80fd\u52a0\u901f\u3002\u53e6\u5916\uff0c\u5728\u4ecb\u7ecd\u65f6\uff0c\u8fd8\u7279\u522b\u63d0\u5230\uff0c\u4ef7\u683c\u975e\u5e38\u900f\u660e\uff0c\u8fd9\u5e94\u8be5\u662f\u9488\u5bf9\u5f53\u524dAWS\u6570\u636e\u5e93\u5927\u591a\u6570\u90fd\u5bf9IOPS\u72ec\u7acb\u5e76\u6309\u91cf\u8ba1\u8d39\u800c\u8bf4\u7684\u3002<\/p>\n\n\n\n<p>\u6839\u636e\u5f53\u524d\u8d44\u6599\uff0c\u5176\u6574\u4f53\u67b6\u6784\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"448\" src=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2022\/12\/image-15-1024x448.png\" alt=\"\" class=\"wp-image-7394\" srcset=\"https:\/\/www.orczhou.com\/wp-content\/uploads\/2022\/12\/image-15-1024x448.png 1024w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2022\/12\/image-15-300x131.png 300w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2022\/12\/image-15-768x336.png 768w, https:\/\/www.orczhou.com\/wp-content\/uploads\/2022\/12\/image-15.png 1080w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u9ad8\u6e05\u5927\u56fe\u4e0b\u8f7d\u5730\u5740\uff1a<\/p>\n\n\n\n<p><a href=\"https:\/\/cloud-database-tech.github.io\/images\/alloydb-arch-with-qr-code.png02AlloyDB\u4e0eAurora\u3001PolarDB\u6709\u4ec0\u4e48\u5f02\u540c\">https:\/\/cloud-database-tech.github.io\/images\/alloydb-arch-with-qr-code.png<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><a href=\"https:\/\/cloud-database-tech.github.io\/images\/alloydb-arch-with-qr-code.png02AlloyDB%E4%B8%8EAurora%E3%80%81PolarDB%E6%9C%89%E4%BB%80%E4%B9%88%E5%BC%82%E5%90%8C\">02 AlloyDB\u4e0eAurora\u3001PolarDB\u6709\u4ec0\u4e48\u5f02\u540c<\/a><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b80\u5355\u6765\u8bf4\uff0c\u5176\u67b6\u6784\u4e0e\u73b0\u6709\u7684\u4e91\u539f\u751f\u6570\u636e\u5e93Aurora\u3001PolarDB\u90fd\u975e\u5e38\u76f8\u4f3c\u3002\u4f7f\u7528\u4e86\u5b58\u50a8\u8ba1\u7b97\u5206\u79bb\uff0c\u5206\u5e03\u5f0f\u5b58\u50a8\u63d0\u4f9b\u4e86\u591a\u8282\u70b9\u6302\u8f7d\u80fd\u529b\u3002\u5206\u5e03\u5f0f\u5b58\u50a8\uff0c\u4f1a\u5e26\u6765\u6d77\u91cf\u5b58\u50a8\u80fd\u529b\uff0c\u4ee5\u53ca\u975e\u5e38\u5f3a\u7684IO\u541e\u5410\u80fd\u529b\uff1b\u591a\u70b9\u6302\u8f7d\uff0c\u5927\u5927\u589e\u5f3a\u4e86\u6570\u636e\u5e93\u7684\u8bfb\u6269\u5c55\u80fd\u529b\uff0c\u540c\u65f6\u56e0\u4e3a\u5e95\u5c42\u4f7f\u7528\u540c\u4e00\u4e2a\u5b58\u50a8\uff0c\u6240\u4ee5\u4e5f\u4e0d\u518d\u6709\u6570\u636e\u62f7\u8d1d\u548c\u5ef6\u8fdf\u7b49\u95ee\u9898\u3002<\/li>\n\n\n\n<li>\u5728\u5b9e\u73b0\u4e0a\uff0c\u4f53\u73b0\u4e86\u201dthe log is the database\u201d\uff0c\u5c3d\u53ef\u80fd\u53ea\u4f20\u8f93\u65e5\u5fd7\uff0c\u907f\u514d\u6570\u636e\u5757\u7684\u4f20\u8f93\u4e0e\u590d\u5236\u3002\u4f8b\u5982\uff0c\u8ba1\u7b97\u8282\u70b9\u4e0e\u5b58\u50a8\u8282\u70b9\u7684\u4e0d\u518d\u4f20\u8f93\u6570\u636e\u5757\uff08\u5f53\u7136\uff0c\u5c31\u591a\u4e86\u4e00\u4e2a\u65e5\u5fd7\u5e94\u7528\u7684\u8fc7\u7a0b\uff09\u3002\u8fd9\u4e00\u70b9\u4e0eAurora\u7c7b\u4f3c\uff0c\u4f46\u662fPolarDB\u5728\u65e5\u5fd7\u4e0b\u63a8\u4e0a\uff0c\u505a\u5f97\u6bd4\u8f83\u5c11\uff0c\u800c\u662f\u9009\u62e9\u5c06\u5b58\u50a8\u4ee5\u201d\u8f83\u4e3a\u6807\u51c6\u201d\u7684\u6587\u4ef6\u7cfb\u7edf\u63d0\u4f9b\u7ed9\u8ba1\u7b97\u8282\u70b9\uff0c\u6570\u636e\u5e93\u672c\u8eab\u7684\u5404\u4e2a\u6a21\u5757\u8fd8\u662f\u6bd4\u8f83\u5b8c\u6574\u7684\uff0c\u8fd9\u5e26\u6765\u7684\u597d\u5904\u662f\uff0c\u5bf9\u6570\u636e\u5e93\u7684\u4fb5\u5165\u8981\u7a0d\u5fae\u5c0f\u4e00\u4e9b\uff0c\u5bf9\u4e8e\u65b0\u7248\u672c\u7684\u652f\u6301\u548c\u4e0d\u540c\u7684\u6570\u636e\u5e93\u7684\u652f\u6301\u4f1a\u66f4\u52a0\u7b80\u5355\u548c\u4e00\u81f4\u3002Aurora\u548cAlloyDB\u7684\u8fd9\u79cd\u505a\u6cd5\uff0c\u5219\u662f\u5c06\u6570\u636e\u5e93\u7684\u89e3\u6784\u66f4\u52a0\u5f7b\u5e95\uff0c\u5c06\u6570\u636e\u5e93\u7684\u65e5\u5fd7\u6a21\u5757\u4e00\u5b9a\u7a0b\u5ea6\u4e0b\u6c89\u5230\u5b58\u50a8\u5c42\u3002\u5728AlloyDB\u5728\u5b9e\u73b0\u65f6\uff0c\u8fd8\u5c06\u8fd9\u4e2a\u90e8\u5206\u5f7b\u5e95\u7684\u505a\u4e86\u5206\u5e03\u5f0f\uff0c\u901a\u8fc7\u591a\u4e2a\u4e0d\u540c\u7684\u65e5\u5fd7\u5904\u7406\u8fdb\u7a0b\uff08LPS\uff09\u8fdb\u884c\u5206\u5e03\u5f0f\u5e76\u53d1\u5904\u7406\u3002<\/li>\n\n\n\n<li>\u8fd9\u79cd\u65e5\u5fd7\u5904\u7406\u7684\u4e0b\u63a8\uff0c\u4e5f\u8ba9\u6570\u636e\u5e93\u5728\u8fdb\u884c\u5d29\u6e83\u6062\u590d\u7684\u65f6\u5019\uff0c\u76f8\u6bd4\u4f20\u7edf\u7684\u4e00\u4f53\u5316\u67b6\u6784\u8981\u5feb\u975e\u5e38\u591a\uff0c\u4e5f\u5c31\u8ba9\u6570\u636e\u5e93\u6240\u63d0\u4f9b\u7684SLA\u53ef\u4ee5\u66f4\u9ad8\u3002\u56e0\u4e3a\u6ca1\u6709checkpoint\uff0c\u4e5f\u5e94\u8be5\u5c31\u6ca1\u6709\u4ec0\u4e48fuzzy\u6216\u8005sharp\u4e00\u8bf4\u4e86\uff0c\u540e\u7aef\u7684LPS\u8fdb\u7a0b\u4f1a\u6301\u7eed\u7684\u5c06redo apply\u5230\u672c\u5730\u5b58\u50a8\uff0c\u5206\u5e03\u5f0f\u5b58\u50a8\u4e0a\u7684\u6570\u636e\u5757\u7684\u7248\u672c\u603b\u662f\u975e\u5e38\u65b0\u7684\u3002\u800c\u4e0d\u7528\u50cf\u4f20\u7edf\u6570\u636e\u5e93\uff0c\u6570\u636e\u5e93crash\u540e\uff0c\u6240\u6709\u7684\u6ca1\u6709\u5237\u5199\u5230\u78c1\u76d8\u7684\u810f\u6570\u636e\u5757\uff08\u5185\u5b58\u4e2d\u8be5\u6570\u636e\u5e93\u5df2\u7ecf\u66f4\u65b0\uff0c\u4f46\u662f\u8fd8\u6ca1\u6709\u5237\u5199\u5230\u78c1\u76d8\uff09\u90fd\u9700\u8981\u901a\u8fc7redo\u5e94\u7528\u5230\u6700\u65b0\u72b6\u6001\uff0c\u6240\u4ee5\uff0c\u4f20\u7edf\u6570\u636e\u5e93\u5728\u5d29\u6e83\u6062\u590d\u65f6\u603b\u662f\u9700\u8981\u4e00\u5b9a\u7684\u65f6\u95f4\uff0c\u800c\u4e14\u5185\u5b58\u8d8a\u5927\uff0c\u8fd9\u4e2a\u65f6\u95f4\u53ef\u80fd\u4f1a\u8d8a\u957f\u3002<\/li>\n\n\n\n<li>\u53e6\u5916\uff0cAlloyDB\u7684\u65e5\u5fd7\u5b58\u50a8\u4f7f\u7528\u4e86\u8f83\u4e3a\u72ec\u7acb\u7684\u5b58\u50a8\uff0c\u4e5f\u5c31\u662f\u6587\u4e2d\u63d0\u5230\u4e86\u201dlog storage\u201d\u6216\u8005\u201dlog 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from expensive, legacy databases<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u4e0a\u5468\u7684Google I\/O\u5927\u4f1a\u4e0a\uff0cGCP\uff08Google\u4e91\u5e73\u53f0\uff09\u6b63\u5f0f\u5bf9\u5916\u53d1\u5e03\u4e86\u6570\u636e\u5e93AlloyDB\uff08Preview\u7248\u672c\uff09\u3002\u8fd9\u91cc\u5bf9AlloyDB\u7684\u67b6\u6784\u4e5f\u505a\u4e00\u4e2a\u8f83\u4e3a\u6df1\u5165\u7684\u5206\u6790\uff0c\u770b\u770b\u4e0e\u5f53\u524d\u7684\u4e91\u539f\u751f\u6570\u636e\u5e93PolarDB\u3001Aurora\u6709\u54ea\u4e9b\u5f02\u540c\u3002 01 AlloyDB \u6574\u4f53\u67b6\u6784\u56fe AlloyDB\u662fGCP\u4e0a\u7684\u4e00\u4e2a\u5168\u6258\u7ba1\u7684\u4e91\u6570\u636e\u5e93\u670d\u52a1\uff0c\u5f53\u524d\u5b8c\u5168\u517c\u5bb9PostgreSQL 14\uff0c\u63d0\u4f9b\u4f01\u4e1a\u7ea7\u7684\u6027\u80fd\u3001\u6269\u5c55\u6027\u4e0e\u53ef\u7528\u6027\u3002\u58f0\u79f0\u662f\u6807\u51c6PostgreSQL\u6027\u80fd\u76844\u500d\uff0cAWS\u540c\u7c7b\u670d\u52a1\u7684\u4e24\u500d\uff08\u5e94\u8be5\u662f\u6307RDS 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