{"id":160309,"date":"2024-11-03T22:01:17","date_gmt":"2024-11-03T14:01:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160309\/"},"modified":"2024-11-03T22:01:18","modified_gmt":"2024-11-03T14:01:18","slug":"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-%e8%a1%a8%e5%88%97%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160309\/","title":{"rendered":"OceanBase \u6559\u7a0b\uff1aOceanBase \u8868\u5217\u8868"},"content":{"rendered":"<h1 id=\"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-%e8%a1%a8%e5%88%97%e8%a1%a8-foSSGfRemF\">OceanBase \u6559\u7a0b\uff1aOceanBase \u8868\u5217\u8868<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cOceanBase \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u5206\u4f48\u5f0f\u6578\u64da\u5eab\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\u6df1\u5165\u63a2\u8a0e OceanBase \u7684\u8868\u5217\u8868\u529f\u80fd\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u5728 OceanBase \u4e2d\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u8868\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-oceanbase-%e8%a1%a8%e5%88%97%e8%a1%a8%ef%bc%9f-foSSGfRemF\">\u4ec0\u9ebc\u662f OceanBase \u8868\u5217\u8868\uff1f<\/h2>\n<p>\u5728 OceanBase \u4e2d\uff0c\u8868\u5217\u8868\u662f\u7528\u4f86\u986f\u793a\u6578\u64da\u5eab\u4e2d\u6240\u6709\u8868\u7684\u7d50\u69cb\u548c\u5c6c\u6027\u7684\u4e00\u7a2e\u5de5\u5177\u3002\u901a\u904e\u8868\u5217\u8868\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u5feb\u901f\u67e5\u770b\u6578\u64da\u8868\u7684\u540d\u7a31\u3001\u985e\u578b\u3001\u5275\u5efa\u6642\u9593\u3001\u4fee\u6539\u6642\u9593\u7b49\u4fe1\u606f\u3002\u9019\u5c0d\u65bc\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b-oceanbase-%e7%9a%84%e8%a1%a8%e5%88%97%e8%a1%a8-foSSGfRemF\">\u5982\u4f55\u67e5\u770b OceanBase \u7684\u8868\u5217\u8868<\/h2>\n<p>\u8981\u67e5\u770b OceanBase \u4e2d\u7684\u8868\u5217\u8868\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u901a\u904e SQL \u67e5\u8a62\u4f86\u7372\u53d6\u76f8\u95dc\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u67e5\u770b\u8868\u5217\u8868\u7684\u57fa\u672c SQL \u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT * FROM information_schema.tables WHERE table_schema = 'your_database_name';<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c`information_schema.tables` \u662f\u4e00\u500b\u7cfb\u7d71\u8868\uff0c\u5305\u542b\u4e86\u6240\u6709\u6578\u64da\u5eab\u7684\u8868\u4fe1\u606f\u3002\u4f7f\u7528\u8005\u9700\u8981\u5c07 `your_database_name` \u66ff\u63db\u70ba\u5be6\u969b\u7684\u6578\u64da\u5eab\u540d\u7a31\u3002<\/p>\n<h2 id=\"%e8%a1%a8%e5%88%97%e8%a1%a8%e7%9a%84%e4%b8%bb%e8%a6%81%e5%ad%97%e6%ae%b5-foSSGfRemF\">\u8868\u5217\u8868\u7684\u4e3b\u8981\u5b57\u6bb5<\/h2>\n<p>\u5728 OceanBase \u7684\u8868\u5217\u8868\u4e2d\uff0c\u4e3b\u8981\u5305\u542b\u4ee5\u4e0b\u5e7e\u500b\u5b57\u6bb5\uff1a<\/p>\n<ul>\n<li><strong>TABLE_NAME<\/strong>\uff1a\u8868\u7684\u540d\u7a31\u3002<\/li>\n<li><strong>TABLE_TYPE<\/strong>\uff1a\u8868\u7684\u985e\u578b\uff0c\u901a\u5e38\u70ba BASE TABLE \u6216 VIEW\u3002<\/li>\n<li><strong>CREATE_TIME<\/strong>\uff1a\u8868\u7684\u5275\u5efa\u6642\u9593\u3002<\/li>\n<li><strong>UPDATE_TIME<\/strong>\uff1a\u8868\u7684\u6700\u5f8c\u4fee\u6539\u6642\u9593\u3002<\/li>\n<li><strong>ENGINE<\/strong>\uff1a\u8868\u6240\u4f7f\u7528\u7684\u5b58\u5132\u5f15\u64ce\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e6%9f%a5%e8%a9%a2%e7%89%b9%e5%ae%9a%e8%a1%a8%e7%9a%84%e8%a9%b3%e7%b4%b0%e4%bf%a1%e6%81%af-foSSGfRemF\">\u793a\u4f8b\uff1a\u67e5\u8a62\u7279\u5b9a\u8868\u7684\u8a73\u7d30\u4fe1\u606f<\/h2>\n<p>\u5982\u679c\u4f7f\u7528\u8005\u60f3\u8981\u67e5\u8a62\u7279\u5b9a\u8868\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT * FROM information_schema.columns WHERE table_name = 'your_table_name';<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u6307\u5b9a\u8868\u7684\u6240\u6709\u5217\u4fe1\u606f\uff0c\u5305\u62ec\u5217\u540d\u3001\u6578\u64da\u985e\u578b\u3001\u662f\u5426\u5141\u8a31\u70ba NULL \u7b49\u5c6c\u6027\u3002<\/p>\n<h2 id=\"%e7%ae%a1%e7%90%86-oceanbase-%e8%a1%a8%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-foSSGfRemF\">\u7ba1\u7406 OceanBase \u8868\u7684\u57fa\u672c\u64cd\u4f5c<\/h2>\n<p>\u5728 OceanBase \u4e2d\uff0c\u9664\u4e86\u67e5\u770b\u8868\u5217\u8868\u5916\uff0c\u9084\u53ef\u4ee5\u9032\u884c\u4e00\u4e9b\u57fa\u672c\u7684\u8868\u7ba1\u7406\u64cd\u4f5c\uff0c\u4f8b\u5982\u5275\u5efa\u3001\u4fee\u6539\u548c\u522a\u9664\u8868\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684 SQL \u8a9e\u53e5\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8-foSSGfRemF\">\u5275\u5efa\u8868<\/h3>\n<pre><code>CREATE TABLE your_table_name (\n    id INT PRIMARY KEY,\n    name VARCHAR(100),\n    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP\n);<\/code><\/pre>\n<h3 id=\"%e4%bf%ae%e6%94%b9%e8%a1%a8-foSSGfRemF\">\u4fee\u6539\u8868<\/h3>\n<pre><code>ALTER TABLE your_table_name ADD COLUMN age INT;<\/code><\/pre>\n<h3 id=\"%e5%88%aa%e9%99%a4%e8%a1%a8-foSSGfRemF\">\u522a\u9664\u8868<\/h3>\n<pre><code>DROP TABLE your_table_name;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-foSSGfRemF\">\u7e3d\u7d50<\/h2>\n<p>OceanBase \u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u8868\u5217\u8868\u529f\u80fd\uff0c\u5e6b\u52a9\u7528\u6236\u8f15\u9b06\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u8868\u3002\u901a\u904e\u7c21\u55ae\u7684 SQL \u67e5\u8a62\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u5feb\u901f\u7372\u53d6\u6578\u64da\u5eab\u4e2d\u6240\u6709\u8868\u7684\u4fe1\u606f\uff0c\u4e26\u9032\u884c\u76f8\u61c9\u7684\u7ba1\u7406\u64cd\u4f5c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u9ad8\u53ef\u7528\u6027\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u4f01\u696d\u4f86\u8aaa\uff0cOceanBase \u662f\u4e00\u500b\u503c\u5f97\u8003\u616e\u7684\u9078\u64c7\u3002\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\u611f\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 OceanBase \u6559\u7a0b\uff0c\u4e86\u89e3\u5982\u4f55\u521b\u5efa\u548c\u7ba1\u7406\u8868\u5217\u8868\uff0c\u63d0\u5347\u6570\u636e\u5e93\u64cd\u4f5c\u6548\u7387\uff0c\u8f7b\u677e\u638c\u63e1 OceanBase \u7684\u6838\u5fc3\u529f\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-160309","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160309","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=160309"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160309\/revisions"}],"predecessor-version":[{"id":160310,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160309\/revisions\/160310"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160309"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160309"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}