{"id":5618,"date":"2024-11-14T11:56:53","date_gmt":"2024-11-14T03:56:53","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5618\/"},"modified":"2024-11-14T11:56:53","modified_gmt":"2024-11-14T03:56:53","slug":"sql%e6%80%8e%e4%b9%88%e6%81%a2%e5%a4%8d%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5618\/","title":{"rendered":"sql\u600e\u4e48\u6062\u590d\u6570\u636e"},"content":{"rendered":"<blockquote><p>\n  sql \u6570\u636e\u6062\u590d\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4ece\u5907\u4efd\u4e2d\u6062\u590d\u4ece\u4e8b\u52a1\u65e5\u5fd7\u6062\u590d\u4ece\u4e34\u65f6\u8868\u6062\u590d\u624b\u52a8\u6062\u590d\u9009\u62e9\u6700\u4f73\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5907\u4efd\u53ef\u7528\u6027\u3001\u6570\u636e\u635f\u574f\u7a0b\u5ea6\u548c\u6570\u636e\u5e93\u8bbe\u7f6e\u7b49\u56e0\u7d20\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202405\/30\/2024053019063547640.jpg\" class=\"aligncenter\" title=\"sql\u600e\u4e48\u6062\u590d\u6570\u636e\u63d2\u56fe\" alt=\"sql\u600e\u4e48\u6062\u590d\u6570\u636e\u63d2\u56fe\" \/><\/p>\n<p><strong>SQL \u6570\u636e\u6062\u590d<\/strong><\/p>\n<p><strong>SQL \u6062\u590d\u6570\u636e\u7684\u65b9\u6cd5<\/strong><\/p>\n<p>\u5f53 SQL \u6570\u636e\u5e93\u4e2d\u7684\u6216\u635f\u574f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u6062\u590d\uff1a<\/p>\n<p><strong>1. \u4ece\u5907\u4efd\u4e2d\u6062\u590d<\/strong><\/p>\n<p><span>\u70b9\u51fb\u4e0b\u8f7d<\/span>\u201c\u201d\uff1b<\/p>\n<ul>\n<li>\u8fd9\u662f\u6700\u5e38\u7528\u7684\u6062\u590d\u65b9\u6cd5\u3002<\/li>\n<li>\u5b9a\u671f\u521b\u5efa\u6570\u636e\u5e93\u5907\u4efd\uff0c\u4ee5\u4fbf\u5728\u9700\u8981\u65f6\u53ef\u4ee5\u5feb\u901f\u6062\u590d\u6570\u636e\u3002<\/li>\n<li>\u4f7f\u7528\u6062\u590d\u547d\u4ee4\u4ece\u5907\u4efd\u6587\u4ef6\u4e2d\u8fd8\u539f\u6570\u636e\u5e93\u3002<\/li>\n<\/ul>\n<p><strong>2. \u4ece\u4e8b\u52a1\u65e5\u5fd7\u6062\u590d<\/strong><\/p>\n<ul>\n<li>\u4e8b\u52a1\u65e5\u5fd7\u8bb0\u5f55\u4e86\u5bf9\u6570\u636e\u5e93\u6240\u505a\u7684\u6240\u6709\u66f4\u6539\u3002<\/li>\n<li>\u5982\u679c\u6570\u636e\u4e22\u5931\u6216\u635f\u574f\uff0c\u53ef\u4ee5\u56de\u6eda\u4e8b\u52a1\u65e5\u5fd7\u4ee5\u6062\u590d\u6570\u636e\u3002<\/li>\n<li>\u6b64\u65b9\u6cd5\u9700\u8981\u6570\u636e\u5e93\u542f\u7528\u4e8b\u52a1\u65e5\u5fd7\u8bb0\u5f55\u3002<\/li>\n<\/ul>\n<p><strong>3. \u4ece\u4e34\u65f6\u8868\u6062\u590d<\/strong><\/p>\n<ul>\n<li>\u4e00\u4e9b\u6570\u636e\u5e93\u7cfb\u7edf\u4f1a\u5728\u540e\u53f0\u521b\u5efa\u4e34\u65f6\u8868\u6765\u5b58\u50a8\u4e2d\u95f4\u6570\u636e\u3002<\/li>\n<li>\u5982\u679c\u6570\u636e\u4e22\u5931\uff0c\u6709\u65f6\u53ef\u4ee5\u5728\u4e34\u65f6\u8868\u4e2d\u627e\u5230\u4e22\u5931\u7684\u6570\u636e\u3002<\/li>\n<li>\u6b64\u65b9\u6cd5\u9700\u8981\u4e34\u65f6\u8868\u672a\u88ab\u8986\u76d6\u6216\u5220\u9664\u3002<\/li>\n<\/ul>\n<p><strong>4. \u624b\u52a8\u6062\u590d<\/strong><\/p>\n<ul>\n<li>\u4ec5\u5f53\u5176\u4ed6\u6062\u590d\u65b9\u6cd5\u4e0d\u53ef\u884c\u65f6\u4f7f\u7528\u6b64\u65b9\u6cd5\u3002<\/li>\n<li>\u9700\u8981\u624b\u52a8\u68c0\u67e5\u6570\u636e\u5e93\u6587\u4ef6\u3001\u6570\u636e\u6587\u4ef6\u548c\u65e5\u5fd7\u6587\u4ef6\uff0c\u4ee5\u5c1d\u8bd5\u91cd\u5efa\u4e22\u5931\u7684\u6570\u636e\u3002<\/li>\n<li>\u6b64\u65b9\u6cd5\u8017\u65f6\u4e14\u5bb9\u6613\u51fa\u9519\u3002<\/li>\n<\/ul>\n<p><strong>\u9009\u62e9\u6062\u590d\u65b9\u6cd5<\/strong><\/p>\n<p>\u9009\u62e9\u6700\u4f73\u7684\u6062\u590d\u65b9\u6cd5\u53d6\u51b3\u4e8e\u4ee5\u4e0b\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li>\u662f\u5426\u6709\u53ef\u7528\u5907\u4efd<\/li>\n<li>\u6570\u636e\u4e22\u5931\u6216\u635f\u574f\u7684\u7a0b\u5ea6<\/li>\n<li>\u6570\u636e\u5e93\u7684\u914d\u7f6e\u548c\u8bbe\u7f6e<\/li>\n<li>\u53ef\u7528\u7684\u8d44\u6e90\u548c\u65f6\u95f4\u9650\u5236<\/li>\n<\/ul>\n<p><strong>\u907f\u514d\u6570\u636e\u4e22\u5931\u7684\u9884\u9632\u63aa\u65bd<\/strong><\/p>\n<p>\u4e3a\u4e86\u907f\u514d\u6570\u636e\u4e22\u5931\uff0c\u5efa\u8bae\u91c7\u53d6\u4ee5\u4e0b\u9884\u9632\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u521b\u5efa\u6570\u636e\u5e93\u5907\u4efd<\/li>\n<li>\u542f\u7528\u4e8b\u52a1\u65e5\u5fd7\u8bb0\u5f55<\/li>\n<li>\u4f7f\u7528\u9002\u5f53\u7684\u6570\u636e\u9a8c\u8bc1\u548c\u7ea6\u675f<\/li>\n<li>\u786e\u4fdd\u6570\u636e\u5e93\u670d\u52a1\u5668\u548c\u7f51\u7edc\u5b89\u5168<\/li>\n<li>\u5b9a\u671f\u76d1\u63a7\u6570\u636e\u5e93\u5065\u5eb7\u72b6\u51b5<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662fsql\u600e\u4e48\u6062\u590d\u6570\u636e\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>sql \u6570\u636e\u6062\u590d\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4ece\u5907\u4efd\u4e2d\u6062\u590d\u4ece\u4e8b\u52a1\u65e5\u5fd7\u6062\u590d\u4ece\u4e34\u65f6\u8868\u6062\u590d\u624b\u52a8\u6062\u590d\u9009\u62e9\u6700\u4f73\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5907\u4efd\u53ef\u7528\u6027\u3001\u6570\u636e\u635f\u574f\u7a0b\u5ea6\u548c\u6570\u636e\u5e93\u8bbe\u7f6e\u7b49\u56e0\u7d20\u3002 SQL \u6570\u636e\u6062\u590d SQL \u6062\u590d\u6570\u636e\u7684\u65b9\u6cd5 \u5f53 SQL \u6570\u636e\u5e93\u4e2d\u7684\u6216\u635f\u574f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u6062\u590d\uff1a 1. \u4ece\u5907\u4efd\u4e2d\u6062\u590d \u70b9\u51fb\u4e0b\u8f7d\u201c\u201d\uff1b \u8fd9\u662f\u6700\u5e38\u7528\u7684\u6062\u590d\u65b9\u6cd5\u3002 \u5b9a\u671f\u521b\u5efa\u6570\u636e\u5e93\u5907\u4efd\uff0c\u4ee5\u4fbf\u5728\u9700\u8981\u65f6\u53ef\u4ee5\u5feb\u901f\u6062\u590d\u6570\u636e\u3002 \u4f7f\u7528\u6062\u590d\u547d\u4ee4\u4ece\u5907\u4efd\u6587\u4ef6\u4e2d\u8fd8\u539f\u6570\u636e\u5e93\u3002 2. \u4ece\u4e8b\u52a1\u65e5\u5fd7\u6062\u590d \u4e8b\u52a1\u65e5\u5fd7\u8bb0\u5f55\u4e86\u5bf9\u6570\u636e\u5e93\u6240\u505a\u7684\u6240\u6709\u66f4\u6539\u3002 \u5982\u679c\u6570\u636e\u4e22\u5931\u6216\u635f\u574f\uff0c\u53ef\u4ee5\u56de\u6eda\u4e8b\u52a1\u65e5\u5fd7\u4ee5\u6062\u590d\u6570\u636e\u3002 \u6b64\u65b9\u6cd5\u9700\u8981\u6570\u636e\u5e93\u542f\u7528\u4e8b\u52a1\u65e5\u5fd7\u8bb0\u5f55\u3002 3. \u4ece\u4e34\u65f6\u8868\u6062\u590d \u4e00\u4e9b\u6570\u636e\u5e93\u7cfb\u7edf\u4f1a\u5728\u540e\u53f0\u521b\u5efa\u4e34\u65f6\u8868\u6765\u5b58\u50a8\u4e2d\u95f4\u6570\u636e\u3002 \u5982\u679c\u6570\u636e\u4e22\u5931\uff0c\u6709\u65f6\u53ef\u4ee5\u5728\u4e34\u65f6\u8868\u4e2d\u627e\u5230\u4e22\u5931\u7684\u6570\u636e\u3002 \u6b64\u65b9\u6cd5\u9700\u8981\u4e34\u65f6\u8868\u672a\u88ab\u8986\u76d6\u6216\u5220\u9664\u3002 4. \u624b\u52a8\u6062\u590d \u4ec5\u5f53\u5176\u4ed6\u6062\u590d\u65b9\u6cd5\u4e0d\u53ef\u884c\u65f6\u4f7f\u7528\u6b64\u65b9\u6cd5\u3002 \u9700\u8981\u624b\u52a8\u68c0\u67e5\u6570\u636e\u5e93\u6587\u4ef6\u3001\u6570\u636e\u6587\u4ef6\u548c\u65e5\u5fd7\u6587\u4ef6\uff0c\u4ee5\u5c1d\u8bd5\u91cd\u5efa\u4e22\u5931\u7684\u6570\u636e\u3002 \u6b64\u65b9\u6cd5\u8017\u65f6\u4e14\u5bb9\u6613\u51fa\u9519\u3002 \u9009\u62e9\u6062\u590d\u65b9\u6cd5 \u9009\u62e9\u6700\u4f73\u7684\u6062\u590d\u65b9\u6cd5\u53d6\u51b3\u4e8e\u4ee5\u4e0b\u56e0\u7d20\uff1a \u662f\u5426\u6709\u53ef\u7528\u5907\u4efd \u6570\u636e\u4e22\u5931\u6216\u635f\u574f\u7684\u7a0b\u5ea6 \u6570\u636e\u5e93\u7684\u914d\u7f6e\u548c\u8bbe\u7f6e \u53ef\u7528\u7684\u8d44\u6e90\u548c\u65f6\u95f4\u9650\u5236 \u907f\u514d\u6570\u636e\u4e22\u5931\u7684\u9884\u9632\u63aa\u65bd \u4e3a\u4e86\u907f\u514d\u6570\u636e\u4e22\u5931\uff0c\u5efa\u8bae\u91c7\u53d6\u4ee5\u4e0b\u9884\u9632\u63aa\u65bd\uff1a \u5b9a\u671f\u521b\u5efa\u6570\u636e\u5e93\u5907\u4efd \u542f\u7528\u4e8b\u52a1\u65e5\u5fd7\u8bb0\u5f55 \u4f7f\u7528\u9002\u5f53\u7684\u6570\u636e\u9a8c\u8bc1\u548c\u7ea6\u675f \u786e\u4fdd\u6570\u636e\u5e93\u670d\u52a1\u5668\u548c\u7f51\u7edc\u5b89\u5168 \u5b9a\u671f\u76d1\u63a7\u6570\u636e\u5e93\u5065\u5eb7\u72b6\u51b5 \u4ee5\u4e0a\u5c31\u662fsql\u600e\u4e48\u6062\u590d\u6570\u636e\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-5618","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5618","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=5618"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5618\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5618"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5618"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5618"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}