{"id":144015,"date":"2024-11-01T03:09:21","date_gmt":"2024-10-31T19:09:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/144015\/"},"modified":"2024-11-01T03:09:22","modified_gmt":"2024-10-31T19:09:22","slug":"sql-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%89%b9%e9%87%8f%e6%b7%bb%e5%8a%a0%e6%95%b8%e6%93%9a%e6%93%8d%e4%bd%9c%e6%8c%87%e5%8d%97-sql-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%8e%e9%ba%bc%e6%89%b9%e9%87%8f%e6%b7%bb","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/144015\/","title":{"rendered":"SQL \u6578\u64da\u5eab\u6279\u91cf\u6dfb\u52a0\u6578\u64da\u64cd\u4f5c\u6307\u5357 (sql \u6578\u64da\u5eab\u600e\u9ebc\u6279\u91cf\u6dfb\u52a0\u6578\u64da)"},"content":{"rendered":"<h1 id=\"sql-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%89%b9%e9%87%8f%e6%b7%bb%e5%8a%a0%e6%95%b8%e6%93%9a%e6%93%8d%e4%bd%9c%e6%8c%87%e5%8d%97-IlkxlVoDbg\">SQL 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id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e6%89%b9%e9%87%8f%e6%b7%bb%e5%8a%a0%e6%95%b8%e6%93%9a%ef%bc%9f-IlkxlVoDbg\">\u70ba\u4ec0\u9ebc\u9700\u8981\u6279\u91cf\u6dfb\u52a0\u6578\u64da\uff1f<\/h2>\n<p>\u6279\u91cf\u6dfb\u52a0\u6578\u64da\u7684\u4e3b\u8981\u512a\u52e2\u5728\u65bc\u80fd\u5920\u7bc0\u7701\u6642\u9593\u548c\u8cc7\u6e90\u3002\u76f8\u8f03\u65bc\u9010\u689d\u63d2\u5165\u6578\u64da\uff0c\u6279\u91cf\u64cd\u4f5c\u53ef\u4ee5\u6e1b\u5c11\u8207\u6578\u64da\u5eab\u7684\u4ea4\u4e92\u6b21\u6578\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u6b64\u5916\uff0c\u7576\u9700\u8981\u5c0e\u5165\u5927\u91cf\u6578\u64da\u6642\uff0c\u6279\u91cf\u64cd\u4f5c\u80fd\u5920\u6709\u6548\u964d\u4f4e\u51fa\u932f\u7684\u6a5f\u6703\u3002<\/p>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e7%9a%84%e6%89%b9%e9%87%8f%e6%b7%bb%e5%8a%a0%e6%95%b8%e6%93%9a%e6%96%b9%e6%b3%95-IlkxlVoDbg\">\u5e38\u898b\u7684\u6279\u91cf\u6dfb\u52a0\u6578\u64da\u65b9\u6cd5<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-insert-%e8%aa%9e%e5%8f%a5-IlkxlVoDbg\">1. \u4f7f\u7528 INSERT \u8a9e\u53e5<\/h3>\n<p>\u6700\u57fa\u672c\u7684\u6279\u91cf\u63d2\u5165\u65b9\u6cd5\u662f\u4f7f\u7528\u55ae\u500b INSERT \u8a9e\u53e5\u4f86\u63d2\u5165\u591a\u689d\u8a18\u9304\u3002\u9019\u7a2e\u65b9\u6cd5\u9069\u5408\u65bc\u6578\u64da\u91cf\u4e0d\u5927\u7684\u60c5\u6cc1\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>INSERT INTO users (name, email) VALUES \n('Alice', 'alice@example.com'),\n('Bob', 'bob@example.com'),\n('Charlie', 'charlie@example.com');\n<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u8a9e\u53e5\u53ef\u4ee5\u4e00\u6b21\u6027\u63d2\u5165\u4e09\u689d\u8a18\u9304\uff0c\u7c21\u5316\u4e86\u64cd\u4f5c\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-load-data-infile-IlkxlVoDbg\">2. \u4f7f\u7528 LOAD DATA INFILE<\/h3>\n<p>\u5c0d\u65bc\u9700\u8981\u5f9e\u6587\u4ef6\u4e2d\u5c0e\u5165\u5927\u91cf\u6578\u64da\u7684\u60c5\u6cc1\uff0c\u4f7f\u7528 <code>LOAD DATA INFILE<\/code> \u662f\u4e00\u500b\u9ad8\u6548\u7684\u9078\u64c7\u3002\u9019\u500b\u547d\u4ee4\u53ef\u4ee5\u76f4\u63a5\u5f9e CSV \u6587\u4ef6\u4e2d\u8b80\u53d6\u6578\u64da\u4e26\u63d2\u5165\u5230\u6578\u64da\u5eab\u4e2d\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u8a72\u547d\u4ee4\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>LOAD DATA INFILE '\/path\/to\/yourfile.csv' \nINTO TABLE users \nFIELDS TERMINATED BY ',' \nENCLOSED BY '\"' \nLINES TERMINATED BY 'n' \nIGNORE 1 ROWS;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6578\u64da\u5c07\u5f9e\u6307\u5b9a\u7684 CSV \u6587\u4ef6\u4e2d\u8b80\u53d6\uff0c\u4e26\u63d2\u5165\u5230 <code>users<\/code> \u8868\u4e2d\u3002\u6ce8\u610f\uff0c<code>IGNORE 1 ROWS<\/code> \u7528\u65bc\u5ffd\u7565\u6587\u4ef6\u4e2d\u7684\u6a19\u984c\u884c\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-orm-%e6%a1%86%e6%9e%b6-IlkxlVoDbg\">3. \u4f7f\u7528 ORM \u6846\u67b6<\/h3>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u67d0\u7a2e ORM\uff08\u5c0d\u8c61\u95dc\u4fc2\u6620\u5c04\uff09\u6846\u67b6\uff0c\u4f8b\u5982 Django \u6216 SQLAlchemy\uff0c\u9019\u4e9b\u6846\u67b6\u901a\u5e38\u63d0\u4f9b\u4e86\u6279\u91cf\u63d2\u5165\u7684\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5728 Django \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 <code>bulk_create<\/code> \u65b9\u6cd5\uff1a<\/p>\n<pre><code>users = [\n    User(name='Alice', email='alice@example.com'),\n    User(name='Bob', email='bob@example.com'),\n    User(name='Charlie', email='charlie@example.com'),\n]\nUser.objects.bulk_create(users)\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u5728\u4e00\u500b\u64cd\u4f5c\u4e2d\u63d2\u5165\u591a\u500b\u7528\u6236\u5c0d\u8c61\uff0c\u5f9e\u800c\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-IlkxlVoDbg\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5728\u9032\u884c\u6279\u91cf\u63d2\u5165\u6642\uff0c\u8acb\u78ba\u4fdd\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\uff0c\u907f\u514d\u56e0\u70ba\u6578\u64da\u932f\u8aa4\u5c0e\u81f4\u63d2\u5165\u5931\u6557\u3002<\/li>\n<li>\u6839\u64da\u6578\u64da\u5eab\u7684\u914d\u7f6e\uff0c\u6279\u91cf\u63d2\u5165\u7684\u6578\u91cf\u53ef\u80fd\u6703\u53d7\u5230\u9650\u5236\uff0c\u5efa\u8b70\u5206\u6279\u9032\u884c\u3002<\/li>\n<li>\u5728\u9032\u884c\u5927\u898f\u6a21\u6578\u64da\u64cd\u4f5c\u6642\uff0c\u5efa\u8b70\u5728\u975e\u9ad8\u5cf0\u6642\u6bb5\u9032\u884c\uff0c\u4ee5\u6e1b\u5c11\u5c0d\u7cfb\u7d71\u6027\u80fd\u7684\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-IlkxlVoDbg\">\u7e3d\u7d50<\/h2>\n<p>\u6279\u91cf\u6dfb\u52a0\u6578\u64da\u5230 SQL \u6578\u64da\u5eab\u662f\u4e00\u9805\u91cd\u8981\u7684\u6280\u80fd\uff0c\u7121\u8ad6\u662f\u4f7f\u7528\u57fa\u672c\u7684 SQL \u8a9e\u53e5\u3001\u6587\u4ef6\u5c0e\u5165\u9084\u662f\u901a\u904e ORM \u6846\u67b6\uff0c\u90fd\u80fd\u6709\u6548\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002\u638c\u63e1\u9019\u4e9b\u6280\u8853\u5f8c\uff0c\u60a8\u5c07\u80fd\u5920\u66f4\u8f15\u9b06\u5730\u7ba1\u7406\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u64cd\u4f5c\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 SQL 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