{"id":144097,"date":"2024-11-01T05:42:29","date_gmt":"2024-10-31T21:42:29","guid":{"rendered":"https:\/\/server.hk\/cnblog\/144097\/"},"modified":"2024-11-01T05:42:30","modified_gmt":"2024-10-31T21:42:30","slug":"sql-%e8%87%aa%e5%8b%95%e5%af%a9%e6%a0%b8-%e8%87%aa%e5%8a%a9%e4%b8%8a%e7%b7%9a%e5%b9%b3%e5%8f%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/144097\/","title":{"rendered":"SQL \u81ea\u52d5\u5be9\u6838 &#8211; \u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0"},"content":{"rendered":"<h1 id=\"sql-%e8%87%aa%e5%8b%95%e5%af%a9%e6%a0%b8-%e8%87%aa%e5%8a%a9%e4%b8%8a%e7%b7%9a%e5%b9%b3%e5%8f%b0-nRkSkimVkD\">SQL \u81ea\u52d5\u5be9\u6838 &#8211; \u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u548c\u5be9\u6838\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u96a8\u8457\u4f01\u696d\u5c0d\u6578\u64da\u7684\u4f9d\u8cf4\u52a0\u6df1\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u548c\u5be9\u6838SQL\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u95dc\u9375\u554f\u984c\u3002SQL\u81ea\u52d5\u5be9\u6838\u6280\u8853\u7684\u51fa\u73fe\uff0c\u70ba\u4f01\u696d\u63d0\u4f9b\u4e86\u4e00\u7a2e\u9ad8\u6548\u3001\u53ef\u9760\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u7279\u5225\u662f\u5728\u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0\u7684\u80cc\u666f\u4e0b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afsql%e8%87%aa%e5%8b%95%e5%af%a9%e6%a0%b8%ef%bc%9f-nRkSkimVkD\">\u4ec0\u9ebc\u662fSQL\u81ea\u52d5\u5be9\u6838\uff1f<\/h2>\n<p>SQL\u81ea\u52d5\u5be9\u6838\u662f\u6307\u901a\u904e\u81ea\u52d5\u5316\u5de5\u5177\u548c\u6280\u8853\uff0c\u5c0dSQL\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u9032\u884c\u5be9\u6838\u548c\u6aa2\u67e5\u7684\u904e\u7a0b\u3002\u9019\u4e00\u904e\u7a0b\u901a\u5e38\u5305\u62ec\u6578\u64da\u5b8c\u6574\u6027\u6aa2\u67e5\u3001\u6578\u64da\u4e00\u81f4\u6027\u6aa2\u67e5\u4ee5\u53ca\u5b89\u5168\u6027\u5be9\u6838\u7b49\u3002\u81ea\u52d5\u5be9\u6838\u7684\u4e3b\u8981\u76ee\u7684\u662f\u6e1b\u5c11\u4eba\u5de5\u5e72\u9810\uff0c\u63d0\u9ad8\u5be9\u6838\u6548\u7387\uff0c\u4e26\u964d\u4f4e\u4eba\u70ba\u932f\u8aa4\u7684\u98a8\u96aa\u3002<\/p>\n<h2 id=\"%e8%87%aa%e5%8a%a9%e4%b8%8a%e7%b7%9a%e5%b9%b3%e5%8f%b0%e7%9a%84%e9%9c%80%e6%b1%82-nRkSkimVkD\">\u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0\u7684\u9700\u6c42<\/h2>\n<p>\u96a8\u8457\u96f2\u8a08\u7b97\u548c\u865b\u64ec\u5316\u6280\u8853\u7684\u767c\u5c55\uff0c\u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0\u9010\u6f38\u6210\u70ba\u4f01\u696d\u90e8\u7f72\u548c\u7ba1\u7406IT\u8cc7\u6e90\u7684\u4e3b\u8981\u65b9\u5f0f\u3002\u9019\u4e9b\u5e73\u53f0\u5141\u8a31\u7528\u6236\u6839\u64da\u81ea\u8eab\u9700\u6c42\u5feb\u901f\u914d\u7f6e\u548c\u7ba1\u7406\u8cc7\u6e90\uff0c\u4e26\u4e14\u901a\u5e38\u63d0\u4f9b\u4e86\u53cb\u597d\u7684\u7528\u6236\u754c\u9762\u548c\u81ea\u52d5\u5316\u5de5\u5177\u3002\u5c0d\u65bc\u9019\u4e9b\u5e73\u53f0\u800c\u8a00\uff0cSQL\u81ea\u52d5\u5be9\u6838\u6280\u8853\u7684\u6574\u5408\u53ef\u4ee5\u986f\u8457\u63d0\u5347\u6578\u64da\u7ba1\u7406\u7684\u6548\u7387\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h3 id=\"%e8%87%aa%e5%8a%a9%e4%b8%8a%e7%b7%9a%e5%b9%b3%e5%8f%b0%e4%b8%ad%e7%9a%84sql%e8%87%aa%e5%8b%95%e5%af%a9%e6%a0%b8%e6%b5%81%e7%a8%8b-nRkSkimVkD\">\u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0\u4e2d\u7684SQL\u81ea\u52d5\u5be9\u6838\u6d41\u7a0b<\/h3>\n<ul>\n<li><strong>\u6578\u64da\u6536\u96c6\uff1a<\/strong>\u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0\u9996\u5148\u9700\u8981\u6536\u96c6\u7528\u6236\u63d0\u4ea4\u7684\u6578\u64da\uff0c\u9019\u4e9b\u6578\u64da\u53ef\u80fd\u4f86\u81ea\u4e0d\u540c\u7684\u4f86\u6e90\uff0c\u5982\u61c9\u7528\u7a0b\u5e8f\u3001\u7528\u6236\u8f38\u5165\u7b49\u3002<\/li>\n<li><strong>\u6578\u64da\u9a57\u8b49\uff1a<\/strong>\u5728\u6578\u64da\u6536\u96c6\u5f8c\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u9032\u884c\u6578\u64da\u9a57\u8b49\uff0c\u78ba\u4fdd\u6578\u64da\u683c\u5f0f\u6b63\u78ba\u4e14\u7b26\u5408\u9810\u5b9a\u7684\u898f\u7bc4\u3002<\/li>\n<li><strong>\u5be9\u6838\u898f\u5247\u61c9\u7528\uff1a<\/strong>\u6839\u64da\u9810\u8a2d\u7684\u5be9\u6838\u898f\u5247\uff0c\u7cfb\u7d71\u6703\u81ea\u52d5\u6aa2\u67e5\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528SQL\u67e5\u8a62\u4f86\u6aa2\u67e5\u6578\u64da\u662f\u5426\u5b58\u5728\u91cd\u8907\u6216\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u5831\u544a\u751f\u6210\uff1a<\/strong>\u5be9\u6838\u5b8c\u6210\u5f8c\uff0c\u7cfb\u7d71\u6703\u751f\u6210\u8a73\u7d30\u7684\u5be9\u6838\u5831\u544a\uff0c\u5e6b\u52a9\u7528\u6236\u4e86\u89e3\u6578\u64da\u7684\u72c0\u614b\u548c\u6f5b\u5728\u554f\u984c\u3002<\/li>\n<\/ul>\n<h2 id=\"sql%e8%87%aa%e5%8b%95%e5%af%a9%e6%a0%b8%e7%9a%84%e6%8a%80%e8%a1%93%e5%af%a6%e7%8f%be-nRkSkimVkD\">SQL\u81ea\u52d5\u5be9\u6838\u7684\u6280\u8853\u5be6\u73fe<\/h2>\n<p>\u5be6\u73feSQL\u81ea\u52d5\u5be9\u6838\u7684\u6280\u8853\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u89f8\u767c\u5668\uff08Triggers\uff09\uff1a<\/strong>\u5728\u6578\u64da\u5eab\u4e2d\u8a2d\u7f6e\u89f8\u767c\u5668\uff0c\u53ef\u4ee5\u5728\u6578\u64da\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u6642\u81ea\u52d5\u57f7\u884c\u5be9\u6838\u908f\u8f2f\u3002<\/li>\n<li><strong>\u5b58\u5132\u904e\u7a0b\uff08Stored Procedures\uff09\uff1a<\/strong>\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u4f86\u5c01\u88dd\u5be9\u6838\u908f\u8f2f\uff0c\u4e26\u5728\u9700\u8981\u6642\u8abf\u7528\uff0c\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u78bc\u7684\u91cd\u7528\u6027\u3002<\/li>\n<li><strong>\u5b9a\u6642\u4efb\u52d9\uff08Scheduled Jobs\uff09\uff1a<\/strong>\u8a2d\u7f6e\u5b9a\u6642\u4efb\u52d9\u5b9a\u671f\u57f7\u884c\u5be9\u6838\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u6301\u7e8c\u76e3\u63a7\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-nRkSkimVkD\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<pre><code>\n-- \u5275\u5efa\u89f8\u767c\u5668\u4ee5\u81ea\u52d5\u5be9\u6838\u6578\u64da\u63d2\u5165\nCREATE TRIGGER audit_trigger\nAFTER INSERT ON your_table\nFOR EACH ROW\nBEGIN\n    -- \u6aa2\u67e5\u65b0\u63d2\u5165\u7684\u6578\u64da\u662f\u5426\u7b26\u5408\u898f\u7bc4\n    IF NEW.column_name IS NULL THEN\n        SIGNAL SQLSTATE '45000' SET MESSAGE_TEXT = 'Column cannot be null';\n    END IF;\nEND;\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-nRkSkimVkD\">\u7d50\u8ad6<\/h2>\n<p>SQL\u81ea\u52d5\u5be9\u6838\u6280\u8853\u5728\u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0\u4e2d\u7684\u61c9\u7528\uff0c\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7ba1\u7406\u7684\u6548\u7387\uff0c\u9084\u589e\u5f37\u4e86\u6578\u64da\u7684\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002\u96a8\u8457\u4f01\u696d\u5c0d\u6578\u64da\u9700\u6c42\u7684\u589e\u52a0\uff0c\u9019\u4e00\u6280\u8853\u5c07\u6703\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u5c0d\u65bc\u5e0c\u671b\u63d0\u5347\u6578\u64da\u7ba1\u7406\u80fd\u529b\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u6574\u5408SQL\u81ea\u52d5\u5be9\u6838\u6280\u8853\u5c07\u662f\u4e00\u500b\u660e\u667a\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c\u6578\u64da\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 SQL \u81ea\u52d5\u5be9\u6838\u7684\u81ea\u52a9\u4e0a\u7dda\u5e73\u53f0\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u6e96\u78ba\u6027\u8207\u5408\u898f\u6027\uff0c\u7c21\u5316\u5be9\u6838\u6d41\u7a0b\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-144097","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144097","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=144097"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144097\/revisions"}],"predecessor-version":[{"id":144098,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/144097\/revisions\/144098"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=144097"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=144097"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=144097"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}