{"id":160251,"date":"2024-11-03T21:32:22","date_gmt":"2024-11-03T13:32:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160251\/"},"modified":"2024-11-03T21:32:23","modified_gmt":"2024-11-03T13:32:23","slug":"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-sql-%e6%8e%a7%e5%88%b6%e5%8f%b0%e4%b8%ad%e9%9a%b1%e8%97%8f%e7%9a%84%e5%b0%8f%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160251\/","title":{"rendered":"OceanBase \u6559\u7a0b\uff1aOceanBase SQL \u63a7\u5236\u53f0\u4e2d\u96b1\u85cf\u7684\u5c0f\u6280\u5de7"},"content":{"rendered":"<h1 id=\"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-sql-%e6%8e%a7%e5%88%b6%e5%8f%b0%e4%b8%ad%e9%9a%b1%e8%97%8f%e7%9a%84%e5%b0%8f%e6%8a%80%e5%b7%a7-KwGSkmPOqo\">OceanBase \u6559\u7a0b\uff1aOceanBase SQL \u63a7\u5236\u53f0\u4e2d\u96b1\u85cf\u7684\u5c0f\u6280\u5de7<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cOceanBase \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u5206\u4f48\u5f0f\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u8d8a\u4f86\u8d8a\u53d7\u5230\u958b\u767c\u8005\u548c\u4f01\u696d\u7684\u9752\u775e\u3002\u5b83\u4e0d\u50c5\u652f\u6301\u9ad8\u4e26\u767c\u7684\u4e8b\u52d9\u8655\u7406\uff0c\u9084\u5177\u5099\u826f\u597d\u7684\u64f4\u5c55\u6027\u548c\u5bb9\u932f\u80fd\u529b\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u4e00\u4e9b\u5728 OceanBase SQL \u63a7\u5236\u53f0\u4e2d\u4e0d\u70ba\u4eba\u77e5\u7684\u5c0f\u6280\u5de7\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u9ad8\u6548\u5730\u4f7f\u7528\u9019\u4e00\u5f37\u5927\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u3002<\/p>\n<h2 id=\"1-%e4%bd%bf%e7%94%a8-sql-%e6%8e%a7%e5%88%b6%e5%8f%b0%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-KwGSkmPOqo\">1. \u4f7f\u7528 SQL \u63a7\u5236\u53f0\u7684\u57fa\u672c\u64cd\u4f5c<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u5982\u4f55\u9032\u5165 OceanBase \u7684 SQL \u63a7\u5236\u53f0\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u9032\u5165\uff1a<\/p>\n<ol>\n<li>\u767b\u9304\u5230 OceanBase \u7684\u7ba1\u7406\u754c\u9762\u3002<\/li>\n<li>\u9078\u64c7\u76f8\u61c9\u7684\u6578\u64da\u5eab\u5be6\u4f8b\u3002<\/li>\n<li>\u9ede\u64ca\u201cSQL \u63a7\u5236\u53f0\u201d\u9078\u9805\u3002<\/li>\n<\/ol>\n<p>\u9032\u5165\u63a7\u5236\u53f0\u5f8c\uff0c\u7528\u6236\u53ef\u4ee5\u76f4\u63a5\u8f38\u5165 SQL \u8a9e\u53e5\u9032\u884c\u67e5\u8a62\u6216\u6578\u64da\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"2-%e4%bd%bf%e7%94%a8%e5%bf%ab%e6%8d%b7%e9%8d%b5%e6%8f%90%e9%ab%98%e6%95%88%e7%8e%87-KwGSkmPOqo\">2. \u4f7f\u7528\u5feb\u6377\u9375\u63d0\u9ad8\u6548\u7387<\/h2>\n<p>\u5728 OceanBase SQL \u63a7\u5236\u53f0\u4e2d\uff0c\u6709\u4e00\u4e9b\u5feb\u6377\u9375\u53ef\u4ee5\u5e6b\u52a9\u7528\u6236\u63d0\u9ad8\u64cd\u4f5c\u6548\u7387\uff1a<\/p>\n<ul>\n<li><strong>Ctrl + Enter<\/strong>\uff1a\u57f7\u884c\u7576\u524d SQL \u8a9e\u53e5\u3002<\/li>\n<li><strong>Ctrl + Space<\/strong>\uff1a\u81ea\u52d5\u88dc\u5168 SQL \u8a9e\u53e5\uff0c\u7279\u5225\u662f\u5728\u7de8\u5beb\u9577\u67e5\u8a62\u6642\u975e\u5e38\u6709\u7528\u3002<\/li>\n<li><strong>Ctrl + Z<\/strong>\uff1a\u64a4\u92b7\u4e0a\u4e00\u6b65\u64cd\u4f5c\uff0c\u65b9\u4fbf\u7528\u6236\u9032\u884c\u932f\u8aa4\u4fee\u6b63\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e4%bd%bf%e7%94%a8%e6%9f%a5%e8%a9%a2%e6%ad%b7%e5%8f%b2%e5%8a%9f%e8%83%bd-KwGSkmPOqo\">3. \u4f7f\u7528\u67e5\u8a62\u6b77\u53f2\u529f\u80fd<\/h2>\n<p>OceanBase SQL \u63a7\u5236\u53f0\u63d0\u4f9b\u4e86\u67e5\u8a62\u6b77\u53f2\u529f\u80fd\uff0c\u5141\u8a31\u7528\u6236\u67e5\u770b\u4e4b\u524d\u57f7\u884c\u904e\u7684 SQL \u8a9e\u53e5\u3002\u9019\u5c0d\u65bc\u91cd\u8907\u67e5\u8a62\u6216\u8abf\u8a66\u975e\u5e38\u6709\u5e6b\u52a9\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u67e5\u770b\u67e5\u8a62\u6b77\u53f2\uff1a<\/p>\n<ol>\n<li>\u5728 SQL \u63a7\u5236\u53f0\u4e2d\uff0c\u9ede\u64ca\u201c\u6b77\u53f2\u201d\u9078\u9805\u3002<\/li>\n<li>\u9078\u64c7\u9700\u8981\u67e5\u770b\u7684 SQL \u8a9e\u53e5\uff0c\u4e26\u53ef\u4ee5\u76f4\u63a5\u57f7\u884c\u6216\u7de8\u8f2f\u3002<\/li>\n<\/ol>\n<h2 id=\"4-%e4%bd%bf%e7%94%a8%e5%a4%9a%e8%a1%8c%e7%b7%a8%e8%bc%af%e5%8a%9f%e8%83%bd-KwGSkmPOqo\">4. \u4f7f\u7528\u591a\u884c\u7de8\u8f2f\u529f\u80fd<\/h2>\n<p>\u5728\u7de8\u5beb\u8907\u96dc\u7684 SQL \u8a9e\u53e5\u6642\uff0cOceanBase SQL \u63a7\u5236\u53f0\u652f\u6301\u591a\u884c\u7de8\u8f2f\u529f\u80fd\u3002\u7528\u6236\u53ef\u4ee5\u5c07\u591a\u884c SQL \u8a9e\u53e5\u653e\u5728\u4e00\u8d77\uff0c\u4e26\u4e00\u6b21\u6027\u57f7\u884c\u3002\u9019\u6a23\u4e0d\u50c5\u63d0\u9ad8\u4e86\u7de8\u8f2f\u6548\u7387\uff0c\u9084\u80fd\u6e1b\u5c11\u932f\u8aa4\u7684\u767c\u751f\u3002<\/p>\n<pre><code>SELECT * FROM users\nWHERE age &gt; 18\nAND status = 'active';<\/code><\/pre>\n<h2 id=\"5-%e6%95%b8%e6%93%9a%e5%b0%8e%e5%85%a5%e8%88%87%e5%b0%8e%e5%87%ba-KwGSkmPOqo\">5. \u6578\u64da\u5c0e\u5165\u8207\u5c0e\u51fa<\/h2>\n<p>OceanBase SQL \u63a7\u5236\u53f0\u9084\u652f\u6301\u6578\u64da\u7684\u5c0e\u5165\u8207\u5c0e\u51fa\u529f\u80fd\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5c07\u6578\u64da\u5c0e\u51fa\u70ba CSV \u683c\u5f0f\uff1a<\/p>\n<pre><code>SELECT * FROM orders\nINTO OUTFILE '\/path\/to\/orders.csv'\nFIELDS TERMINATED BY ',' \nENCLOSED BY '\"' \nLINES TERMINATED BY 'n';<\/code><\/pre>\n<p>\u540c\u6a23\uff0c\u7528\u6236\u4e5f\u53ef\u4ee5\u4f7f\u7528 LOAD DATA \u547d\u4ee4\u5c07 CSV \u6587\u4ef6\u4e2d\u7684\u6578\u64da\u5c0e\u5165\u5230\u6578\u64da\u5eab\u4e2d\uff1a<\/p>\n<pre><code>LOAD DATA INFILE '\/path\/to\/orders.csv'\nINTO TABLE orders\nFIELDS TERMINATED BY ',' \nENCLOSED BY '\"' \nLINES TERMINATED BY 'n';<\/code><\/pre>\n<h2 id=\"6-%e4%bd%bf%e7%94%a8%e4%ba%8b%e5%8b%99%e7%ae%a1%e7%90%86%e5%8a%9f%e8%83%bd-KwGSkmPOqo\">6. \u4f7f\u7528\u4e8b\u52d9\u7ba1\u7406\u529f\u80fd<\/h2>\n<p>OceanBase \u652f\u6301\u4e8b\u52d9\u7ba1\u7406\uff0c\u9019\u5c0d\u65bc\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u81f3\u95dc\u91cd\u8981\u3002\u7528\u6236\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u958b\u59cb\u3001\u63d0\u4ea4\u6216\u56de\u6efe\u4e8b\u52d9\uff1a<\/p>\n<pre><code>START TRANSACTION;\n-- SQL \u64cd\u4f5c\nCOMMIT; -- \u6216 ROLLBACK;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-KwGSkmPOqo\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u4ecb\u7d39\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230 OceanBase SQL \u63a7\u5236\u53f0\u4e2d\u6709\u8a31\u591a\u96b1\u85cf\u7684\u5c0f\u6280\u5de7\uff0c\u9019\u4e9b\u6280\u5de7\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u66f4\u9ad8\u6548\u5730\u9032\u884c\u6578\u64da\u64cd\u4f5c\u548c\u7ba1\u7406\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u5feb\u6377\u9375\u3001\u67e5\u8a62\u6b77\u53f2\uff0c\u9084\u662f\u6578\u64da\u7684\u5c0e\u5165\u8207\u5c0e\u51fa\uff0c\u9019\u4e9b\u529f\u80fd\u90fd\u80fd\u986f\u8457\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u4e14\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u7684\u670d\u52d9\u5c07\u662f\u60a8\u7684\u4e0d\u4e8c\u4e4b\u9078\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 OceanBase SQL \u63a7\u5236\u53f0\u4e2d\u7684\u96b1\u85cf\u5c0f\u6280\u5de7\uff0c\u63d0\u5347\u60a8\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u6548\u7387\uff0c\u8b93\u5b78\u7fd2\u8b8a\u5f97\u66f4\u8f15\u9b06\u6709\u8da3\uff01<\/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-160251","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160251","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=160251"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160251\/revisions"}],"predecessor-version":[{"id":160252,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160251\/revisions\/160252"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}