{"id":172521,"date":"2024-11-07T13:49:18","date_gmt":"2024-11-07T05:49:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/172521\/"},"modified":"2024-11-07T13:49:19","modified_gmt":"2024-11-07T05:49:19","slug":"%e5%a6%82%e4%bd%95%e9%81%bf%e5%85%8d%e6%95%b8%e6%93%9a%e5%ba%ab%e6%88%aa%e6%96%b7%e8%a1%a8%e5%95%8f%e9%a1%8c%ef%bc%9f-%e6%95%b8%e6%93%9a%e5%ba%ab-%e6%88%aa%e6%96%b7%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/172521\/","title":{"rendered":"\u5982\u4f55\u907f\u514d\u6578\u64da\u5eab\u622a\u65b7\u8868\u554f\u984c\uff1f (\u6578\u64da\u5eab \u622a\u65b7\u8868)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e9%81%bf%e5%85%8d%e6%95%b8%e6%93%9a%e5%ba%ab%e6%88%aa%e6%96%b7%e8%a1%a8%e5%95%8f%e9%a1%8c%ef%bc%9f-IGQYfKPSny\">\u5982\u4f55\u907f\u514d\u6578\u64da\u5eab\u622a\u65b7\u8868\u554f\u984c\uff1f<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u622a\u65b7\u8868\uff08Truncate Table\uff09\u662f\u4e00\u500b\u5e38\u898b\u7684\u64cd\u4f5c\uff0c\u901a\u5e38\u7528\u65bc\u5feb\u901f\u522a\u9664\u8868\u4e2d\u7684\u6240\u6709\u6578\u64da\u3002\u7136\u800c\uff0c\u9019\u4e00\u64cd\u4f5c\u5982\u679c\u4e0d\u7576\u4f7f\u7528\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u6216\u5176\u4ed6\u610f\u5916\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u907f\u514d\u6578\u64da\u5eab\u622a\u65b7\u8868\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u548c\u5efa\u8b70\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%88%aa%e6%96%b7%e8%a1%a8%ef%bc%9f-IGQYfKPSny\">\u4ec0\u9ebc\u662f\u622a\u65b7\u8868\uff1f<\/h2>\n<p>\u622a\u65b7\u8868\u662f\u4e00\u7a2e SQL \u547d\u4ee4\uff0c\u7528\u65bc\u522a\u9664\u8868\u4e2d\u6240\u6709\u7684\u884c\uff0c\u4f46\u4fdd\u7559\u8868\u7684\u7d50\u69cb\u3002\u8207\u522a\u9664\uff08DELETE\uff09\u547d\u4ee4\u4e0d\u540c\uff0c\u622a\u65b7\u8868\u4e0d\u6703\u9010\u884c\u522a\u9664\u6578\u64da\uff0c\u800c\u662f\u76f4\u63a5\u91cb\u653e\u6574\u500b\u6578\u64da\u9801\uff0c\u9019\u4f7f\u5f97\u622a\u65b7\u64cd\u4f5c\u6bd4\u522a\u9664\u64cd\u4f5c\u66f4\u5feb\u3002<\/p>\n<h2 id=\"%e6%88%aa%e6%96%b7%e8%a1%a8%e7%9a%84%e9%a2%a8%e9%9a%aa-IGQYfKPSny\">\u622a\u65b7\u8868\u7684\u98a8\u96aa<\/h2>\n<p>\u96d6\u7136\u622a\u65b7\u8868\u64cd\u4f5c\u5feb\u901f\u4e14\u6709\u6548\uff0c\u4f46\u5b83\u4e5f\u5b58\u5728\u4e00\u4e9b\u98a8\u96aa\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e1f\u5931\uff1a<\/strong>\u4e00\u65e6\u57f7\u884c\u622a\u65b7\u64cd\u4f5c\uff0c\u6240\u6709\u6578\u64da\u5c07\u7121\u6cd5\u6062\u5fa9\uff0c\u9664\u975e\u6709\u5099\u4efd\u3002<\/li>\n<li><strong>\u89f8\u767c\u5668\u4e0d\u57f7\u884c\uff1a<\/strong>\u622a\u65b7\u8868\u4e0d\u6703\u89f8\u767c DELETE \u89f8\u767c\u5668\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u67d0\u4e9b\u696d\u52d9\u908f\u8f2f\u7121\u6cd5\u57f7\u884c\u3002<\/li>\n<li><strong>\u5916\u9375\u7d04\u675f\u554f\u984c\uff1a<\/strong>\u5982\u679c\u8868\u8207\u5176\u4ed6\u8868\u5b58\u5728\u5916\u9375\u7d04\u675f\uff0c\u622a\u65b7\u64cd\u4f5c\u53ef\u80fd\u6703\u5931\u6557\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%81%bf%e5%85%8d%e6%88%aa%e6%96%b7%e8%a1%a8%e5%95%8f%e9%a1%8c%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-IGQYfKPSny\">\u907f\u514d\u622a\u65b7\u8868\u554f\u984c\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<h3 id=\"1-%e5%ae%9a%e6%9c%9f%e5%82%99%e4%bb%bd%e6%95%b8%e6%93%9a-IGQYfKPSny\">1. \u5b9a\u671f\u5099\u4efd\u6578\u64da<\/h3>\n<p>\u5728\u9032\u884c\u4efb\u4f55\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u7684\u64cd\u4f5c\u4e4b\u524d\uff0c\u52d9\u5fc5\u5b9a\u671f\u5099\u4efd\u6578\u64da\u3002\u9019\u6a23\uff0c\u5373\u4f7f\u767c\u751f\u610f\u5916\uff0c\u4e5f\u80fd\u5920\u8fc5\u901f\u6062\u5fa9\u6578\u64da\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e4%ba%8b%e5%8b%99-IGQYfKPSny\">2. \u4f7f\u7528\u4e8b\u52d9<\/h3>\n<p>\u5728\u57f7\u884c\u622a\u65b7\u64cd\u4f5c\u6642\uff0c\u8003\u616e\u5c07\u5176\u653e\u5728\u4e8b\u52d9\u4e2d\u3002\u9019\u6a23\uff0c\u5982\u679c\u64cd\u4f5c\u51fa\u73fe\u554f\u984c\uff0c\u53ef\u4ee5\u8f15\u9b06\u56de\u6efe\u3002<\/p>\n<pre><code>BEGIN TRANSACTION;\nTRUNCATE TABLE your_table_name;\nROLLBACK; -- \u5982\u679c\u9700\u8981\u56de\u6efe\n<\/code><\/pre>\n<h3 id=\"3-%e7%a2%ba%e8%aa%8d%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f-IGQYfKPSny\">3. \u78ba\u8a8d\u5916\u9375\u7d04\u675f<\/h3>\n<p>\u5728\u622a\u65b7\u8868\u4e4b\u524d\uff0c\u6aa2\u67e5\u662f\u5426\u5b58\u5728\u5916\u9375\u7d04\u675f\u3002\u5982\u679c\u6709\uff0c\u8003\u616e\u5148\u522a\u9664\u7d04\u675f\uff0c\u7136\u5f8c\u518d\u9032\u884c\u622a\u65b7\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"4-%e4%bd%bf%e7%94%a8-delete-%e8%80%8c%e9%9d%9e-truncate-IGQYfKPSny\">4. \u4f7f\u7528 DELETE \u800c\u975e TRUNCATE<\/h3>\n<p>\u5982\u679c\u9700\u8981\u522a\u9664\u7279\u5b9a\u689d\u4ef6\u4e0b\u7684\u6578\u64da\uff0c\u4f7f\u7528 DELETE \u547d\u4ee4\u800c\u975e TRUNCATE\u3002DELETE \u547d\u4ee4\u53ef\u4ee5\u6839\u64da\u689d\u4ef6\u522a\u9664\u6578\u64da\uff0c\u4e26\u4e14\u6703\u89f8\u767c\u76f8\u61c9\u7684\u89f8\u767c\u5668\u3002<\/p>\n<pre><code>DELETE FROM your_table_name WHERE condition;\n<\/code><\/pre>\n<h3 id=\"5-%e5%af%a9%e6%a0%b8%e6%ac%8a%e9%99%90-IGQYfKPSny\">5. \u5be9\u6838\u6b0a\u9650<\/h3>\n<p>\u9650\u5236\u57f7\u884c\u622a\u65b7\u64cd\u4f5c\u7684\u7528\u6236\u6b0a\u9650\u3002\u53ea\u6709\u7d93\u904e\u6388\u6b0a\u7684\u7528\u6236\u624d\u80fd\u57f7\u884c\u6b64\u985e\u64cd\u4f5c\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u610f\u5916\u622a\u65b7\u7684\u98a8\u96aa\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-IGQYfKPSny\">\u7d50\u8ad6<\/h2>\n<p>\u622a\u65b7\u8868\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u4f46\u4e5f\u4f34\u96a8\u8457\u98a8\u96aa\u3002\u901a\u904e\u5b9a\u671f\u5099\u4efd\u6578\u64da\u3001\u4f7f\u7528\u4e8b\u52d9\u3001\u78ba\u8a8d\u5916\u9375\u7d04\u675f\u3001\u9078\u64c7\u5408\u9069\u7684\u522a\u9664\u65b9\u6cd5\u4ee5\u53ca\u5be9\u6838\u7528\u6236\u6b0a\u9650\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u6578\u64da\u5eab\u622a\u65b7\u8868\u554f\u984c\u3002\u9019\u4e9b\u6700\u4f73\u5be6\u8e10\u4e0d\u50c5\u80fd\u4fdd\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u9084\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7ba1\u7406\u7684\u5b89\u5168\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u907f\u514d\u6578\u64da\u5eab\u622a\u65b7\u8868\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u8207\u7cfb\u7d71\u7a69\u5b9a\u6027\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u7ba1\u7406\u6548\u7387\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-172521","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172521","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=172521"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172521\/revisions"}],"predecessor-version":[{"id":172522,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172521\/revisions\/172522"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=172521"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=172521"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=172521"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}