{"id":14787,"date":"2021-08-11T13:12:42","date_gmt":"2021-08-11T05:12:42","guid":{"rendered":"https:\/\/www.microfusion.cloud\/hk\/?post_type=cloud_solution&p=14787"},"modified":"2021-10-14T15:19:19","modified_gmt":"2021-10-14T07:19:19","slug":"polar-db","status":"publish","type":"cloud_solution","link":"https:\/\/www.microfusion.cloud\/hk\/cloud-solution\/alibaba-cloud\/polar-db\/","title":{"rendered":"\u96f2\u539f\u751f\u6578\u64da\u5eab Polar DB"},"content":{"rendered":"
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\n \"\" <\/div>\n <\/div>\n <\/div>\n
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\u4e00\u6b21\u64c1\u6709\u9748\u6d3b\u5f48\u6027\u8207\u9ad8\u517c\u5bb9\u7684\u8cc7\u6599\u5eab\u670d\u52d9<\/h2>\n
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\u5b8f\u5ead\u4ee5\u963f\u91cc\u96f2\u958b\u767c\u7684\u4e0b\u4e00\u4ee3\u95dc\u4fc2\u6578\u64da\u5eab\u300cPolar DB\u300d\u52a9\u60a8\u4e00\u81c2\u4e4b\u529b\uff01\u6bcf\u500b PolarDB \u7fa4\u96c6\u6700\u591a\u53ef\u4ee5\u6dfb\u52a0 16 \u500b\u7bc0\u9ede\uff0c\u63a1\u7528\u5132\u5b58\u548c\u904b\u7b97\u5206\u96e2\u7684\u67b6\u69cb\uff0c\u8b93\u6240\u6709\u904b\u7b97\u7bc0\u9ede\u5171\u4eab\u4e00\u4efd\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u5206\u9418\u7d1a\u7684\u898f\u683c\u5347\u964d\u3001\u79d2\u7d1a\u7684\u707d\u5bb3\u6062\u5fa9\u3001\u5168\u6578\u64da\u4e00\u81f4\u6027\u548c\u514d\u8cbb\u7684\u5099\u4efd\u5bb9\u707d\u670d\u52d9\uff0c\u65e2\u878d\u5408\u4e86\u5546\u696d\u8cc7\u6599\u5eab\u9ad8\u7a69\u5b9a\u3001\u9ad8\u6027\u80fd\u3001\u53ef\u64f4\u5c55\u7684\u7279\u5fb5\uff0c\u53c8\u5177\u6709\u958b\u6e90\u96f2\u6578\u64da\u5eab\u958b\u653e\u4fbf\u5229\u6027\u3002<\/p>\n <\/div>\n <\/div>\n <\/div>\n<\/div>\n\n<\/div>\n<\/div>\n

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\u6027\u50f9\u6bd4\u6700\u9ad8\u7684\u96f2\u6578\u64da\u5eab\uff1aPolor DB \u4e03\u5927\u512a\u52e2<\/h2>\n
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Polar DB \u5305\u62ec\u4e09\u500b\u7368\u7acb\u5f15\u64ce\uff0c\u78ba\u4fdd Polar DB\u3001MySQL \u8207 Postgre SQL \u5b8c\u5168\u517c\u5bb9\uff0c\u751a\u81f3\u80fd\u652f\u63f4 Oracle \u8a9e\u6cd5\uff01Polar DB \u4f7f\u7528\u7684\u67b6\u69cb\u5141\u8a31\u4f7f\u7528\u8005\u5206\u96e2\u904b\u7b97\u548c\u5132\u5b58\uff0c\u6bcf\u500b\u7fa4\u96c6\u6700\u591a\u53ef\u652f\u6301 100 TB \u7684\u5b58\u5132\u7a7a\u9593\u3002\u540c\u6642\u5177\u5099\u5546\u696d\u6578\u64da\u5eab\u8207\u958b\u6e90\u96f2\u6578\u64da\u5eab\u7684\u512a\u52e2\uff0c\u53ef\u5354\u52a9\u4f01\u696d\u9054\u5230\u9ad8\u7a69\u5b9a\u3001\u9ad8\u6027\u80fd\u7684\u76ee\u6a19\uff0c\u5169\u500b\u9858\u671b\u4e00\u6b21\u6eff\u8db3\uff01<\/p>\n <\/div>\n <\/div>\n <\/div>\n

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100 TB \u8d85\u5927\u5132\u5b58\u5bb9\u91cf<\/h3>\n <\/div>\n
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\u6bcf\u500b\u7fa4\u96c6\u7684\u6700\u5927\u5b58\u5132\u5bb9\u91cf\u70ba 100 TB<\/span>\uff0c\u7531\u65bc\u55ae\u500b\u4e3b\u6a5f\u7684\u5132\u5b58\u9650\u5236\uff0c\u5ba2\u6236\u4e0d\u9700\u8981\u5728\u8cfc\u8cb7\u5be6\u4f8b\u9032\u884c\u6578\u64da\u5eab\u5206\u7247\uff0c\u53ef\u7c21\u5316\u61c9\u7528\u7a0b\u5e8f\u7684\u958b\u767c\u6d41\u7a0b\uff0c\u4e26\u6e1b\u5c11\u64cd\u4f5c\u548c\u7dad\u8b77\uff08O<\/span>\uff06M<\/span>\uff09\u7684\u5de5\u4f5c\u8ca0\u64d4\u3002<\/p>\n <\/div>\n <\/div>\n<\/div>

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\u9ad8\u6027\u50f9\u6bd4<\/h3>\n <\/div>\n
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Polar DB <\/span>\u5206\u70ba\u5171\u4eab\u5132\u5b58\u3001\u5f48\u6027\u5132\u5b58\u8207\u5132\u5b58\u8a08\u756b\uff0c\u5171\u4eab\u5132\u5b58\u53ea\u6536\u53d6\u8a08\u7b97\u8cc7\u6e90\u7684\u8cbb\u7528\uff0c\u4f46\u4f7f\u7528\u50b3\u7d71\u6578\u64da\u5eab\u6642\uff0c\u4ecd\u9700\u70ba\u8a08\u7b97\u548c\u5b58\u5132\u8cc7\u6e90\u4ed8\u8cbb\u3002\u5f48\u6027\u5132\u5b58\u53ea\u9700\u8981\u70ba\u4f7f\u7528\u7684\u5b58\u5132\u7a7a\u9593\u4ed8\u8cbb\uff0c\u5982\u679c\u4f7f\u7528\u5132\u5b58\u8a08\u756b\uff0c\u5247\u6709\u66f4\u5927\u7684\u5b58\u5132\u5bb9\u91cf\u53ef\u70ba\u60a8\u63d0\u4f9b\u66f4\u9ad8\u6298\u6263\u3002<\/p>\n <\/div>\n <\/div>\n<\/div>

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\u8d85\u9ad8\u6027\u80fd<\/h3>\n <\/div>\n
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Polar DB <\/span>\u5927\u5927\u63d0\u9ad8\u4e86\u5728\u7dda\u4e8b\u52d9\u8655\u7406\uff08OLTP<\/span>\uff09\u7684\u6027\u80fd\uff0c\u4e26\u652f\u6301\u6bcf\u79d2\u8d85\u904e 500,000 <\/span>\u500b\u8b80\u8acb\u6c42\u548c\u6bcf\u79d2\u8d85\u904e 150,000 <\/span>\u500b\u5beb\u8acb\u6c42\u3002<\/p>\n <\/div>\n <\/div>\n<\/div>

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\u5e7e\u5206\u9418\u5167\u5373\u53ef\u5f48\u6027\u7e2e\u653e<\/h3>\n <\/div>\n
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Polar DB <\/span>\u652f\u6301\u5feb\u901f\u64f4\u5c55\u4ee5\u9032\u884c\u8a08\u7b97\uff0c\u57fa\u65bc\u5bb9\u5668\u865b\u64ec\u5316\u3001\u5171\u4eab\u7684\u5206\u4f48\u5f0f\u5b58\u5132\uff0c\u4ee5\u53ca\u5141\u8a31\u4f7f\u7528\u8005\u5206\u96e2\u8a08\u7b97\u548c\u5b58\u5132\u7684\u9ad4\u7cfb\u7d50\u69cb\uff0c\u5b58\u5132\u529f\u80fd\u4e5f\u6703\u81ea\u52d5\u64f4\u5c55\u4e14\u4e0d\u5fc5\u64d4\u5fc3\u670d\u52d9\u4e2d\u65b7\u3002<\/p>\n <\/div>\n <\/div>\n<\/div>

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\u8b80\u53d6\u4e00\u81f4\u6027<\/h3>\n <\/div>\n
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\u65e5\u8a8c\u5e8f\u5217\u865f\uff08LSN<\/span>\uff09\u61c9\u7528\u65bc\u7fa4\u96c6\u7aef\u9ede\uff0c\u78ba\u4fdd\u8b80\u53d6\u64cd\u4f5c\u7684\u5168\u5c40\u4e00\u81f4\u6027\uff0c\u4e26\u907f\u514d\u4e3b\u7bc0\u9ede\u548c\u53ea\u8b80\u7bc0\u9ede\u4e4b\u9593\u7684\u8907\u5236\u5ef6\u9072\u800c\u5c0e\u81f4\u7684\u4e0d\u4e00\u81f4\u3002<\/p>\n <\/div>\n <\/div>\n<\/div>

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DDL \u7269\u7406\u8907\u88fd\u7684\u6beb\u79d2\u7d1a\u5ef6\u9072<\/h3>\n <\/div>\n
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Polar DB <\/span>\u6839\u64da DDL <\/span>\u7269\u7406\u8907\u88fd\u512a\u5316\u5f9e\u4e3b\u7bc0\u9ede\u5230\u53ea\u8b80\u7bc0\u9ede\u7684\u7269\u7406\u8907\u88fd\uff0c\u7531\u7269\u7406\u8907\u88fd\u53d6\u4ee3\u57fa\u65bc\u4e8c\u9032\u5236\u65e5\u8a8c\u7684\u908f\u8f2f\u8907\u88fd\uff0c\u4e26\u63d0\u9ad8\u8907\u88fd\u7684\u6548\u7387\u548c\u7a69\u5b9a\u6027\u3002\u5373\u4fbf\u4f7f\u7528\u8005\u5728\u5927\u578b\u8868\u4e0a\u57f7\u884c DDL <\/span>\u64cd\u4f5c(<\/span>\u4f8b\u5982\u6dfb\u52a0\u7d22\u5f15\u6216\u5b57\u6bb5)<\/span>\uff0c\u4e5f\u4e0d\u6703\u767c\u751f\u5ef6\u9072\u3002<\/p>\n <\/div>\n <\/div>\n<\/div>

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\u7121\u9396\u52a0\u901f\u5099\u4efd<\/h3>\n <\/div>\n
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\u5c0d\u5927\u91cf\u6578\u64da\u57f7\u884c\u5b8c\u6574\u6578\u64da\u5099\u4efd\u6240\u9700\u7684\u6642\u9593\u4e0d\u8d85\u904e30<\/span>\u79d2\uff0c\u5099\u4efd\u671f\u9593\u4e0d\u9396\u5b9a\u6578\u64da\u5eab\uff0c\u53ef\u5c07\u6578\u64da\u5099\u4efd\u5c0d\u61c9\u7528\u7a0b\u5e8f\u7684\u5f71\u97ff\u964d\u5230\u6700\u4f4e\uff0c\u4e5f\u80fd\u6839\u64da\u696d\u52d9\u9700\u6c42\u6307\u5b9a\u9032\u884c\u5099\u4efd\u7684\u6642\u9593\u3002<\/p>\n <\/div>\n <\/div>\n<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/div>\n<\/div>\n

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\u53ef\u8207 MySQL\u3001PostgreSQL\u3001Oracle \u5f15\u64ce\u517c\u5bb9\u7684\u96f2\u7aef\u539f\u751f\u95dc\u4fc2\u578b\u8cc7\u6599\u5eab\uff0c\u540c\u6642\u4eab\u6709\u958b\u6e90\u7684\u9748\u6d3b\u6027\u8207\u50f9\u683c\uff0c\u53c8\u5177\u5099\u8cc7\u6599\u5eab\u7684\u9ad8\u6548\u80fd\u548c\u5b89\u5168\u6027<\/p>\n","protected":false},"author":20,"featured_media":18873,"parent":14704,"menu_order":0,"template":"","class_list":["post-14787","cloud_solution","type-cloud_solution","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.microfusion.cloud\/hk\/wp-json\/wp\/v2\/cloud_solution\/14787","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.microfusion.cloud\/hk\/wp-json\/wp\/v2\/cloud_solution"}],"about":[{"href":"https:\/\/www.microfusion.cloud\/hk\/wp-json\/wp\/v2\/types\/cloud_solution"}],"author":[{"embeddable":true,"href":"https:\/\/www.microfusion.cloud\/hk\/wp-json\/wp\/v2\/users\/20"}],"up":[{"embeddable":true,"href":"https:\/\/www.microfusion.cloud\/hk\/wp-json\/wp\/v2\/cloud_solution\/14704"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.microfusion.cloud\/hk\/wp-json\/wp\/v2\/media\/18873"}],"wp:attachment":[{"href":"https:\/\/www.microfusion.cloud\/hk\/wp-json\/wp\/v2\/media?parent=14787"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}