{"id":5029,"date":"2024-11-14T09:43:37","date_gmt":"2024-11-14T01:43:37","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5029\/"},"modified":"2024-11-14T09:43:37","modified_gmt":"2024-11-14T01:43:37","slug":"oracle%e5%a4%96%e9%94%ae%e5%85%b3%e8%81%94%e6%80%8e%e4%b9%88%e5%9b%9e%e4%ba%8b","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5029\/","title":{"rendered":"oracle\u5916\u952e\u5173\u8054\u600e\u4e48\u56de\u4e8b"},"content":{"rendered":"<blockquote><p>\n  oracle \u5916\u952e\u5173\u8054\u5728\u8868\u4e4b\u95f4\u5efa\u7acb\u8fde\u63a5\uff0c\u5141\u8bb8\u6570\u636e\u76f8\u4e92\u5173\u8054\u3002\u8fd9\u4e9b\u5173\u8054\u901a\u8fc7\u5916\u952e\u5217\u5b9e\u73b0\uff0c\u5b83\u5f15\u7528\u7236\u8868\u4e2d\u7684\u4e3b\u952e\u5217\u3002\u6b64\u5916\uff0c\u5916\u952e\u7ea6\u675f\u786e\u4fdd\u5b50\u8868\u4e2d\u7684\u503c\u4e0e\u7236\u8868\u4e2d\u76f8\u5e94\u7684\u503c\u5173\u8054\u3002\u8fd9\u4e9b\u7ea6\u675f\u7c7b\u578b\u5305\u62ec no action\u3001restrict \u548c cascade\uff0c\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u884c\u4e3a\uff0c\u4f8b\u5982\u963b\u6b62\u5b50\u8868\u4e2d\u7684\u5220\u9664\u6216\u66f4\u65b0\u64cd\u4f5c\uff0c\u6216\u5c06\u64cd\u4f5c\u7ea7\u8054\u5230\u7236\u8868\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202405\/21\/2024052111331780343.jpg\" class=\"aligncenter\" title=\"oracle\u5916\u952e\u5173\u8054\u600e\u4e48\u56de\u4e8b\u63d2\u56fe\" alt=\"oracle\u5916\u952e\u5173\u8054\u600e\u4e48\u56de\u4e8b\u63d2\u56fe\" \/><\/p>\n<p><strong>Oracle \u5916\u952e\u5173\u8054<\/strong><\/p>\n<p>\u5916\u952e\u5173\u8054\u662f\u5728 Oracle \u6570\u636e\u5e93\u4e2d\u521b\u5efa\u7684\u8868\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u5b83\u5141\u8bb8\u8868\u4e2d\u7684\u6570\u636e\u76f8\u4e92\u5173\u8054\u3002\u5916\u952e\u7ea6\u675f\u786e\u4fdd\u5b50\u8868\u4e2d\u7684\u503c\u4e0e\u7236\u8868\u4e2d\u7684\u503c\u76f8\u5bf9\u5e94\u3002<\/p>\n<p><strong>\u5916\u952e\u7684\u8fd0\u4f5c\u673a\u5236<\/strong><\/p>\n<p>\u5728 Oracle \u4e2d\uff0c\u5916\u952e\u5173\u8054\u901a\u8fc7\u5728\u5b50\u8868\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u5916\u952e\u5217\u6765\u5b9e\u73b0\uff0c\u8be5\u5217\u5f15\u7528\u7236\u8868\u4e2d\u7684\u4e3b\u952e\u5217\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u6709\u4e24\u4e2a\u8868\uff1a\u5ba2\u6237\uff08\u7236\u8868\uff09\u548c\u8ba2\u5355\uff08\u5b50\u8868\uff09\uff0c\u6211\u4eec\u53ef\u4ee5\u4e3a \u8ba2\u5355 \u8868\u6dfb\u52a0\u4e00\u4e2a customer_id \u5916\u952e\u5217\uff0c\u5b83\u5f15\u7528 \u5ba2\u6237 \u8868\u4e2d\u7684 customer_id \u4e3b\u952e\u5217\u3002<\/p>\n<p><strong>\u5916\u952e\u7684\u7c7b\u578b<\/strong><\/p>\n<p>Oracle \u4e2d\u6709\u4e24\u79cd\u4e3b\u8981\u7c7b\u578b\u7684\u5916\u952e\uff1a<\/p>\n<ul>\n<li> <strong>\u7b80\u5355\u5916\u952e\uff1a<\/strong>\u8fd9\u79cd\u5916\u952e\u5728\u5b50\u8868\u4e2d\u53ea\u6709\u4e00\u4e2a\u5217\u5f15\u7528\u7236\u8868\u4e2d\u7684\u4e00\u4e2a\u5217\u3002<\/li>\n<li> <strong>\u590d\u5408\u5916\u952e\uff1a<\/strong>\u8fd9\u79cd\u5916\u952e\u5728\u5b50\u8868\u4e2d\u4f7f\u7528\u591a\u4e2a\u5217\u5f15\u7528\u7236\u8868\u4e2d\u7684\u591a\u4e2a\u5217\u3002<\/li>\n<\/ul>\n<p><strong>\u5916\u952e\u7ea6\u675f<\/strong><\/p>\n<p>\u5f53\u5728\u5b50\u8868\u4e2d\u521b\u5efa\u5916\u952e\u65f6\uff0cOracle \u4f1a\u81ea\u52a8\u521b\u5efa\u4e00\u4e2a\u5916\u952e\u7ea6\u675f\u3002\u8be5\u7ea6\u675f\u786e\u4fdd\u5b50\u8868\u4e2d\u7684\u503c\u4e0e\u7236\u8868\u4e2d\u7684\u503c\u76f8\u5173\u3002\u6709\u4e09\u79cd\u7c7b\u578b\u7684\u7ea6\u675f\uff1a<\/p>\n<ul>\n<li> <strong>NO ACTION\uff1a<\/strong>\u8fd9\u662f\u9ed8\u8ba4\u7ea6\u675f\uff0c\u5f53\u5b50\u8868\u4e2d\u7684\u8bb0\u5f55\u88ab\u5220\u9664\u6216\u66f4\u65b0\u65f6\uff0c\u5b83\u4e0d\u4f1a\u91c7\u53d6\u4efb\u4f55\u64cd\u4f5c\u3002<\/li>\n<li> <strong>RESTRICT\uff1a<\/strong>\u5f53\u5b50\u8868\u4e2d\u8bb0\u5f55\u88ab\u5220\u9664\u6216\u66f4\u65b0\u65f6\uff0c\u6b64\u7ea6\u675f\u4f1a\u963b\u6b62\u64cd\u4f5c\u3002<\/li>\n<li> <strong>CASCADE\uff1a<\/strong>\u5f53\u5b50\u8868\u4e2d\u7684\u8bb0\u5f55\u88ab\u5220\u9664\u6216\u66f4\u65b0\u65f6\uff0c\u6b64\u7ea6\u675f\u4f1a\u5c06\u64cd\u4f5c\u7ea7\u8054\u5230\u7236\u8868\u3002<\/li>\n<\/ul>\n<p><strong>\u5916\u952e\u7684\u597d\u5904<\/strong><\/p>\n<ul>\n<li>\u7ef4\u62a4\u6570\u636e\u5b8c\u6574\u6027<\/li>\n<li>\u5141\u8bb8\u6570\u636e\u8f7b\u677e\u5bfc\u822a<\/li>\n<li>\u63d0\u9ad8\u6570\u636e\u5e93\u6027\u80fd<\/li>\n<li>\u7b80\u5316\u590d\u6742\u67e5\u8be2<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5916\u952e\u5173\u8054\u600e\u4e48\u56de\u4e8b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>oracle \u5916\u952e\u5173\u8054\u5728\u8868\u4e4b\u95f4\u5efa\u7acb\u8fde\u63a5\uff0c\u5141\u8bb8\u6570\u636e\u76f8\u4e92\u5173\u8054\u3002\u8fd9\u4e9b\u5173\u8054\u901a\u8fc7\u5916\u952e\u5217\u5b9e\u73b0\uff0c\u5b83\u5f15\u7528\u7236\u8868\u4e2d\u7684\u4e3b\u952e\u5217\u3002\u6b64\u5916\uff0c\u5916\u952e\u7ea6\u675f\u786e\u4fdd\u5b50\u8868\u4e2d\u7684\u503c\u4e0e\u7236\u8868\u4e2d\u76f8\u5e94\u7684\u503c\u5173\u8054\u3002\u8fd9\u4e9b\u7ea6\u675f\u7c7b\u578b\u5305\u62ec no action\u3001restrict \u548c cascade\uff0c\u63d0\u4f9b\u4e86\u4e0d\u540c\u7684\u884c\u4e3a\uff0c\u4f8b\u5982\u963b\u6b62\u5b50\u8868\u4e2d\u7684\u5220\u9664\u6216\u66f4\u65b0\u64cd\u4f5c\uff0c\u6216\u5c06\u64cd\u4f5c\u7ea7\u8054\u5230\u7236\u8868\u3002 Oracle \u5916\u952e\u5173\u8054 \u5916\u952e\u5173\u8054\u662f\u5728 Oracle \u6570\u636e\u5e93\u4e2d\u521b\u5efa\u7684\u8868\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u5b83\u5141\u8bb8\u8868\u4e2d\u7684\u6570\u636e\u76f8\u4e92\u5173\u8054\u3002\u5916\u952e\u7ea6\u675f\u786e\u4fdd\u5b50\u8868\u4e2d\u7684\u503c\u4e0e\u7236\u8868\u4e2d\u7684\u503c\u76f8\u5bf9\u5e94\u3002 \u5916\u952e\u7684\u8fd0\u4f5c\u673a\u5236 \u5728 Oracle \u4e2d\uff0c\u5916\u952e\u5173\u8054\u901a\u8fc7\u5728\u5b50\u8868\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u5916\u952e\u5217\u6765\u5b9e\u73b0\uff0c\u8be5\u5217\u5f15\u7528\u7236\u8868\u4e2d\u7684\u4e3b\u952e\u5217\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u6709\u4e24\u4e2a\u8868\uff1a\u5ba2\u6237\uff08\u7236\u8868\uff09\u548c\u8ba2\u5355\uff08\u5b50\u8868\uff09\uff0c\u6211\u4eec\u53ef\u4ee5\u4e3a \u8ba2\u5355 \u8868\u6dfb\u52a0\u4e00\u4e2a customer_id \u5916\u952e\u5217\uff0c\u5b83\u5f15\u7528 \u5ba2\u6237 \u8868\u4e2d\u7684 customer_id \u4e3b\u952e\u5217\u3002 \u5916\u952e\u7684\u7c7b\u578b Oracle \u4e2d\u6709\u4e24\u79cd\u4e3b\u8981\u7c7b\u578b\u7684\u5916\u952e\uff1a \u7b80\u5355\u5916\u952e\uff1a\u8fd9\u79cd\u5916\u952e\u5728\u5b50\u8868\u4e2d\u53ea\u6709\u4e00\u4e2a\u5217\u5f15\u7528\u7236\u8868\u4e2d\u7684\u4e00\u4e2a\u5217\u3002 \u590d\u5408\u5916\u952e\uff1a\u8fd9\u79cd\u5916\u952e\u5728\u5b50\u8868\u4e2d\u4f7f\u7528\u591a\u4e2a\u5217\u5f15\u7528\u7236\u8868\u4e2d\u7684\u591a\u4e2a\u5217\u3002 \u5916\u952e\u7ea6\u675f \u5f53\u5728\u5b50\u8868\u4e2d\u521b\u5efa\u5916\u952e\u65f6\uff0cOracle \u4f1a\u81ea\u52a8\u521b\u5efa\u4e00\u4e2a\u5916\u952e\u7ea6\u675f\u3002\u8be5\u7ea6\u675f\u786e\u4fdd\u5b50\u8868\u4e2d\u7684\u503c\u4e0e\u7236\u8868\u4e2d\u7684\u503c\u76f8\u5173\u3002\u6709\u4e09\u79cd\u7c7b\u578b\u7684\u7ea6\u675f\uff1a NO ACTION\uff1a\u8fd9\u662f\u9ed8\u8ba4\u7ea6\u675f\uff0c\u5f53\u5b50\u8868\u4e2d\u7684\u8bb0\u5f55\u88ab\u5220\u9664\u6216\u66f4\u65b0\u65f6\uff0c\u5b83\u4e0d\u4f1a\u91c7\u53d6\u4efb\u4f55\u64cd\u4f5c\u3002 RESTRICT\uff1a\u5f53\u5b50\u8868\u4e2d\u8bb0\u5f55\u88ab\u5220\u9664\u6216\u66f4\u65b0\u65f6\uff0c\u6b64\u7ea6\u675f\u4f1a\u963b\u6b62\u64cd\u4f5c\u3002 CASCADE\uff1a\u5f53\u5b50\u8868\u4e2d\u7684\u8bb0\u5f55\u88ab\u5220\u9664\u6216\u66f4\u65b0\u65f6\uff0c\u6b64\u7ea6\u675f\u4f1a\u5c06\u64cd\u4f5c\u7ea7\u8054\u5230\u7236\u8868\u3002 \u5916\u952e\u7684\u597d\u5904 \u7ef4\u62a4\u6570\u636e\u5b8c\u6574\u6027 \u5141\u8bb8\u6570\u636e\u8f7b\u677e\u5bfc\u822a \u63d0\u9ad8\u6570\u636e\u5e93\u6027\u80fd \u7b80\u5316\u590d\u6742\u67e5\u8be2 \u4ee5\u4e0a\u5c31\u662f\u5916\u952e\u5173\u8054\u600e\u4e48\u56de\u4e8b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5029","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5029","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5029"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5029\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5029"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5029"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5029"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}