{"id":160507,"date":"2024-11-03T22:40:20","date_gmt":"2024-11-03T14:40:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160507\/"},"modified":"2024-11-03T22:40:21","modified_gmt":"2024-11-03T14:40:21","slug":"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-%e5%9f%ba%e6%96%bc%e8%a6%8f%e5%89%87%e7%9a%84%e6%9f%a5%e8%a9%a2%e6%94%b9%e5%af%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160507\/","title":{"rendered":"OceanBase \u6559\u7a0b\uff1aOceanBase \u57fa\u65bc\u898f\u5247\u7684\u67e5\u8a62\u6539\u5beb"},"content":{"rendered":"<h1 id=\"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-%e5%9f%ba%e6%96%bc%e8%a6%8f%e5%89%87%e7%9a%84%e6%9f%a5%e8%a9%a2%e6%94%b9%e5%af%ab-rxVnjJmuBD\">OceanBase \u6559\u7a0b\uff1aOceanBase \u57fa\u65bc\u898f\u5247\u7684\u67e5\u8a62\u6539\u5beb<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002OceanBase 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\u8a9e\u53e5\u9032\u884c\u8a9e\u6cd5\u89e3\u6790\uff0c\u751f\u6210\u62bd\u8c61\u8a9e\u6cd5\u6a39\uff08AST\uff09\u3002<\/li>\n<li><strong>\u61c9\u7528\u6539\u5beb\u898f\u5247\uff1a<\/strong>\u63a5\u4e0b\u4f86\uff0c\u7cfb\u7d71\u6703\u6839\u64da\u5167\u90e8\u7684\u6539\u5beb\u898f\u5247\u5c0d AST \u9032\u884c\u5206\u6790\u548c\u6539\u5beb\u3002\u9019\u4e9b\u898f\u5247\u53ef\u4ee5\u662f\u5167\u7f6e\u7684\uff0c\u4e5f\u53ef\u4ee5\u662f\u7528\u6236\u81ea\u5b9a\u7fa9\u7684\u3002<\/li>\n<li><strong>\u751f\u6210\u57f7\u884c\u8a08\u5283\uff1a<\/strong>\u6539\u5beb\u5f8c\u7684 AST \u5c07\u88ab\u8f49\u63db\u70ba\u57f7\u884c\u8a08\u5283\uff0c\u4e26\u9032\u884c\u512a\u5316\uff0c\u4ee5\u78ba\u4fdd\u67e5\u8a62\u7684\u9ad8\u6548\u57f7\u884c\u3002<\/li>\n<\/ol>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84%e6%9f%a5%e8%a9%a2%e6%94%b9%e5%af%ab%e8%a6%8f%e5%89%87-rxVnjJmuBD\">\u5e38\u898b\u7684\u67e5\u8a62\u6539\u5beb\u898f\u5247<\/h2>\n<p>\u5728 OceanBase \u4e2d\uff0c\u6709\u5e7e\u7a2e\u5e38\u898b\u7684\u67e5\u8a62\u6539\u5beb\u898f\u5247\uff0c\u9019\u4e9b\u898f\u5247\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff1a<\/p>\n<ul>\n<li><strong>\u5e38\u91cf\u6298\u758a\uff1a<\/strong>\u5c07\u67e5\u8a62\u4e2d\u7684\u5e38\u91cf\u8868\u9054\u5f0f\u63d0\u524d\u8a08\u7b97\uff0c\u6e1b\u5c11\u904b\u884c\u6642\u7684\u8a08\u7b97\u8ca0\u64d4\u3002<\/li>\n<li><strong>\u5b50\u67e5\u8a62\u6241\u5e73\u5316\uff1a<\/strong>\u5c07\u5d4c\u5957\u7684\u5b50\u67e5\u8a62\u8f49\u63db\u70ba\u806f\u63a5\u64cd\u4f5c\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u7684\u57f7\u884c\u6548\u7387\u3002<\/li>\n<li><strong>\u7be9\u9078\u689d\u4ef6\u63a8\u9032\uff1a<\/strong>\u5c07\u7be9\u9078\u689d\u4ef6\u63d0\u524d\u5230\u6578\u64da\u6aa2\u7d22\u968e\u6bb5\uff0c\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u50b3\u8f38\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e5%9f%ba%e6%96%bc%e8%a6%8f%e5%89%87%e7%9a%84%e6%9f%a5%e8%a9%a2%e6%94%b9%e5%af%ab-rxVnjJmuBD\">\u793a\u4f8b\uff1a\u57fa\u65bc\u898f\u5247\u7684\u67e5\u8a62\u6539\u5beb<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728 OceanBase \u4e2d\u4f7f\u7528\u57fa\u65bc\u898f\u5247\u7684\u67e5\u8a62\u6539\u5beb\uff1a<\/p>\n<pre><code>\nSELECT * FROM orders \nWHERE order_date &gt; '2023-01-01' \nAND customer_id IN (SELECT id FROM customers WHERE status = 'active');\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0cOceanBase \u53ef\u80fd\u6703\u5c07\u5b50\u67e5\u8a62\u6241\u5e73\u5316\uff0c\u6539\u5beb\u70ba\uff1a<\/p>\n<pre><code>\nSELECT o.* FROM orders o \nJOIN customers c ON o.customer_id = c.id \nWHERE o.order_date &gt; '2023-01-01' \nAND c.status = 'active';\n<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u6539\u5beb\u53ef\u4ee5\u6e1b\u5c11\u67e5\u8a62\u7684\u57f7\u884c\u6642\u9593\uff0c\u4e26\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-rxVnjJmuBD\">\u7d50\u8ad6<\/h2>\n<p>\u57fa\u65bc\u898f\u5247\u7684\u67e5\u8a62\u6539\u5beb\u662f OceanBase \u63d0\u4f9b\u7684\u4e00\u9805\u5f37\u5927\u529f\u80fd\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8 SQL \u67e5\u8a62\u7684\u6027\u80fd\u3002\u901a\u904e\u7406\u89e3\u548c\u61c9\u7528\u9019\u4e9b\u6539\u5beb\u898f\u5247\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u512a\u5316\u4ed6\u5011\u7684\u6578\u64da\u5eab\u67e5\u8a62\uff0c\u5f9e\u800c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6574\u9ad4\u6548\u7387\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002\u82e5\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\u611f\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 OceanBase \u6559\u7a0b\uff0c\u5b78\u7fd2\u57fa\u65bc\u898f\u5247\u7684\u67e5\u8a62\u6539\u5beb\u6280\u8853\uff0c\u63d0\u5347\u6578\u64da\u67e5\u8a62\u6548\u7387\uff0c\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-160507","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160507","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=160507"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160507\/revisions"}],"predecessor-version":[{"id":160508,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160507\/revisions\/160508"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160507"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160507"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160507"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}