{"id":199995,"date":"2025-05-06T11:21:01","date_gmt":"2025-05-06T03:21:01","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199995\/"},"modified":"2025-05-06T11:21:01","modified_gmt":"2025-05-06T03:21:01","slug":"%e6%af%94%e8%be%83%e5%92%8c%e5%8c%ba%e5%88%86oracle%e4%b8%8edb2%e7%9a%84sql%e8%af%ad%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199995\/","title":{"rendered":"\u6bd4\u8f83\u548c\u533a\u5206Oracle\u4e0eDB2\u7684SQL\u8bed\u6cd5"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u6bd4\u8f83\u548c\u533a\u5206Oracle\u4e0eDB2\u7684SQL\u8bed\u6cd5<\/h1>\n<p>\u73cd\u60dc\u65f6\u95f4\uff0c\u52e4\u594b\u5b66\u4e60\uff01\u4eca\u5929\u7ed9\u5927\u5bb6\u5e26\u6765\uff0c\u6b63\u6587\u5185\u5bb9\u4e3b\u8981\u6d89\u53ca\u5230\u7b49\u7b49\uff0c\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60\uff0c\u6216\u8005\u662f\u5bf9\u6709\u7591\u95ee\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u6211\uff01\u540e\u9762\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u5185\u5bb9\u7684\uff0c\u5e0c\u671b\u90fd\u80fd\u5e2e\u5230\u6b63\u5728\u5b66\u4e60\u7684\u5927\u5bb6\uff01<\/p>\n<p>Oracle\u548cDB2\u662f\u4e24\u4e2a\u5e38\u7528\u7684\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u5b83\u4eec\u90fd\u6709\u81ea\u5df1\u72ec\u7279\u7684SQL\u8bed\u6cd5\u548c\u7279\u70b9\u3002\u672c\u6587\u5c06\u9488\u5bf9Oracle\u548cDB2\u7684SQL\u8bed\u6cd5\u8fdb\u884c\u6bd4\u8f83\u4e0e\u533a\u522b\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<ol>\n<li>\u6570\u636e\u5e93\u8fde\u63a5<\/li>\n<\/ol>\n<p>\u5728Oracle\u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u8bed\u53e5\u8fde\u63a5\u6570\u636e\u5e93\uff1a<\/p>\n<pre>CONNECT username\/password@database<\/pre>\n<p>\u800c\u5728DB2\u4e2d\uff0c\u8fde\u63a5\u6570\u636e\u5e93\u7684\u8bed\u53e5\u5982\u4e0b\uff1a<\/p>\n<pre>CONNECT TO database USER username USING password<\/pre>\n<ol>\n<li>\u521b\u5efa\u8868<\/li>\n<\/ol>\n<p>\u5728Oracle\u4e2d\uff0c\u521b\u5efa\u8868\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>CREATE TABLE table_name(\n   column1 datatype,\n   column2 datatype,\n   ...\n);<\/pre>\n<p>\u800c\u5728DB2\u4e2d\uff0c\u521b\u5efa\u8868\u7684\u8bed\u6cd5\u7a0d\u6709\u4e0d\u540c\uff1a<\/p>\n<pre>CREATE TABLE schema.table_name(\n   column1 datatype,\n   column2 datatype,\n   ...\n);<\/pre>\n<ol>\n<li>\u63d2\u5165\u6570\u636e<\/li>\n<\/ol>\n<p>\u5728Oracle\u4e2d\uff0c\u63d2\u5165\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>INSERT INTO table_name(column1, column2, ...) VALUES(value1, value2, ...);<\/pre>\n<p>\u800c\u5728DB2\u4e2d\uff0c\u63d2\u5165\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>INSERT INTO schema.table_name(column1, column2, ...) VALUES(value1, value2, ...);<\/pre>\n<ol>\n<li>\u66f4\u65b0\u6570\u636e<\/li>\n<\/ol>\n<p>\u5728Oracle\u4e2d\uff0c\u66f4\u65b0\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>UPDATE table_name SET column1 = value1, column2 = value2 WHERE condition;<\/pre>\n<p>\u800c\u5728DB2\u4e2d\uff0c\u66f4\u65b0\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>UPDATE schema.table_name SET column1 = value1, column2 = value2 WHERE condition;<\/pre>\n<ol>\n<li>\u5220\u9664\u6570\u636e<\/li>\n<\/ol>\n<p>\u5728Oracle\u4e2d\uff0c\u5220\u9664\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>DELETE FROM table_name WHERE condition;<\/pre>\n<p>\u800c\u5728DB2\u4e2d\uff0c\u5220\u9664\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>DELETE FROM schema.table_name WHERE condition;<\/pre>\n<ol>\n<li>\u67e5\u8be2\u6570\u636e<\/li>\n<\/ol>\n<p>\u5728Oracle\u4e2d\uff0c\u67e5\u8be2\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>SELECT column1, column2, ... FROM table_name WHERE condition;<\/pre>\n<p>\u800c\u5728DB2\u4e2d\uff0c\u67e5\u8be2\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>SELECT column1, column2, ... FROM schema.table_name WHERE condition;<\/pre>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u867d\u7136Oracle\u548cDB2\u5728SQL\u8bed\u6cd5\u4e0a\u6709\u4e00\u4e9b\u533a\u522b\uff0c\u4f46\u662f\u5b83\u4eec\u7684\u57fa\u672c\u903b\u8f91\u662f\u76f8\u4f3c\u7684\uff0c\u90fd\u662f\u7528\u4e8e\u7ba1\u7406\u548c\u64cd\u4f5c\u6570\u636e\u5e93\u7684\u5f3a\u5927\u5de5\u5177\u3002\u5bf9\u4e8e\u5f00\u53d1\u4eba\u5458\u6765\u8bf4\uff0c\u4e86\u89e3\u548c\u719f\u7ec3\u638c\u63e1\u4e0d\u540c\u6570\u636e\u5e93\u7cfb\u7edf\u7684SQL\u8bed\u6cd5\u662f\u975e\u5e38\u91cd\u8981\u7684\uff0c\u8fd9\u6837\u53ef\u4ee5\u66f4\u52a0\u9ad8\u6548\u5730\u5b8c\u6210\u6570\u636e\u5e93\u64cd\u4f5c\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300a\u6bd4\u8f83\u548c\u533a\u5206Oracle\u4e0eDB2\u7684SQL\u8bed\u6cd5\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6570\u636e\u5e93\u77e5\u8bc6\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u6bd4\u8f83\u548c\u533a\u5206Oracle\u4e0eDB2\u7684&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-199995","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199995","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=199995"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199995\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199995"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199995"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199995"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}