{"id":2338,"date":"2025-03-04T08:43:44","date_gmt":"2025-03-04T00:43:44","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=2338"},"modified":"2025-03-04T08:43:44","modified_gmt":"2025-03-04T00:43:44","slug":"sqlite-order-by-%e5%ad%90%e5%8f%a5","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2025\/03\/04\/sqlite-order-by-%e5%ad%90%e5%8f%a5\/","title":{"rendered":"SQLite ORDER BY \u5b50\u53e5"},"content":{"rendered":"\n
\n

ORDER BY<\/code> \u5b50\u53e5\u7528\u4e8e\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u6392\u5e8f\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cORDER BY<\/code> \u4f1a\u6309\u5347\u5e8f (ASC<\/code>) \u6392\u5217\u6570\u636e\uff0c\u4f46\u4e5f\u53ef\u4ee5\u6307\u5b9a\u6309\u964d\u5e8f (DESC<\/code>) \u6392\u5217\u3002\u901a\u8fc7\u6307\u5b9a\u4e00\u5217\u6216\u591a\u5217\u6765\u6392\u5e8f\uff0cORDER BY<\/code> \u5b50\u53e5\u5e2e\u52a9\u4f60\u5728\u67e5\u8be2\u4e2d\u83b7\u53d6\u6709\u5e8f\u7684\u7ed3\u679c\u96c6\u3002<\/p>\n<\/blockquote>\n\n\n\n

\u57fa\u672c\u8bed\u6cd5<\/strong><\/h3>\n\n\n\n
SELECT column_name(s)\nFROM table_name\nWHERE condition\nORDER BY column_name [ASC|DESC];<\/code><\/pre>\n\n\n\n
    \n
  • column_name(s)<\/code>: \u9700\u8981\u67e5\u8be2\u7684\u5217\uff0c\u53ef\u4ee5\u662f\u5355\u5217\u6216\u591a\u5217\u3002<\/li>\n\n\n\n
  • table_name<\/code>: \u9700\u8981\u67e5\u8be2\u7684\u8868\u3002<\/li>\n\n\n\n
  • condition<\/code>: \u53ef\u9009\u7684\u67e5\u8be2\u6761\u4ef6\u3002<\/li>\n\n\n\n
  • ORDER BY column_name<\/code>: \u6307\u5b9a\u6392\u5e8f\u4f9d\u636e\u7684\u5217\u540d\u3002<\/li>\n\n\n\n
  • ASC<\/code>: \u9ed8\u8ba4\u7684\u6392\u5e8f\u65b9\u5f0f\uff0c\u6309\u5347\u5e8f\u6392\u5e8f\u3002<\/li>\n\n\n\n
  • DESC<\/code>: \u6309\u964d\u5e8f\u6392\u5e8f\u3002<\/li>\n<\/ul>\n\n\n\n
    1. \u6309\u5355\u5217\u6392\u5e8f<\/strong><\/h3>\n\n\n\n
    ORDER BY<\/code> \u5b50\u53e5\u6700\u7b80\u5355\u7684\u7528\u6cd5\u662f\u6839\u636e\u5355\u4e00\u5217\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n\n\n\n
    \u793a\u4f8b\uff1a<\/strong><\/h4>\n\n\n\n
      \n
    • \u6309 salary<\/code> \u5217\u5347\u5e8f\u6392\u5217\u5458\u5de5\u6570\u636e\uff1a<\/li>\n<\/ul>\n\n\n\n
        SELECT * FROM employees\n  ORDER BY salary ASC;<\/code><\/pre>\n\n\n\n
        \n
      • \u8be5\u67e5\u8be2\u8fd4\u56de\u6309\u85aa\u8d44\u5347\u5e8f\u6392\u5217\u7684\u5458\u5de5\u8bb0\u5f55\u3002<\/li>\n\n\n\n
      • \u6309 salary<\/code> \u5217\u964d\u5e8f\u6392\u5217\u5458\u5de5\u6570\u636e\uff1a<\/li>\n<\/ul>\n\n\n\n
          SELECT * FROM employees\n  ORDER BY salary DESC;<\/code><\/pre>\n\n\n\n
          \n
        • \u8be5\u67e5\u8be2\u8fd4\u56de\u6309\u85aa\u8d44\u964d\u5e8f\u6392\u5217\u7684\u5458\u5de5\u8bb0\u5f55\u3002<\/li>\n<\/ul>\n\n\n\n
          2. \u6309\u591a\u5217\u6392\u5e8f<\/strong><\/h3>\n\n\n\n
          ORDER BY<\/code> \u4e5f\u53ef\u4ee5\u6839\u636e\u591a\u4e2a\u5217\u8fdb\u884c\u6392\u5e8f\u3002\u5f53\u591a\u5217\u6392\u5e8f\u65f6\uff0cSQLite \u4f1a\u6309\u987a\u5e8f\u5e94\u7528\u6bcf\u4e00\u5217\u7684\u6392\u5e8f\u89c4\u5219\u3002<\/p>\n\n\n\n
          \u793a\u4f8b\uff1a<\/strong><\/h4>\n\n\n\n
            \n
          • \u5148\u6309 department<\/code> \u5217\u5347\u5e8f\uff0c\u518d\u6309 salary<\/code> \u5217\u964d\u5e8f\u6392\u5217\u5458\u5de5\u6570\u636e\uff1a<\/li>\n<\/ul>\n\n\n\n
              SELECT * FROM employees\n  ORDER BY department ASC, salary DESC;<\/code><\/pre>\n\n\n\n
              \n
            • \u8be5\u67e5\u8be2\u9996\u5148\u6309 department<\/code> \u5347\u5e8f\u6392\u5217\uff0c\u7136\u540e\u5728\u540c\u4e00\u90e8\u95e8\u5185\u6309 salary<\/code> \u964d\u5e8f\u6392\u5217\u3002<\/li>\n<\/ul>\n\n\n\n
              3. \u9ed8\u8ba4\u6392\u5e8f\u65b9\u5f0f<\/strong><\/h3>\n\n\n\n
              \u5982\u679c\u6ca1\u6709\u660e\u786e\u6307\u5b9a\u6392\u5e8f\u987a\u5e8f\uff0cORDER BY<\/code> \u9ed8\u8ba4\u6309 \u5347\u5e8f<\/strong> (ASC<\/code>) \u6392\u5e8f\u3002<\/p>\n\n\n\n
              \u793a\u4f8b\uff1a<\/strong><\/h4>\n\n\n\n
                \n
              • \u9ed8\u8ba4\u6309 name<\/code> \u5347\u5e8f\u6392\u5e8f\uff1a<\/li>\n<\/ul>\n\n\n\n
                  SELECT * FROM employees\n  ORDER BY name;<\/code><\/pre>\n\n\n\n
                  \n
                • \u8be5\u67e5\u8be2\u6309\u5458\u5de5\u540d\u5b57\u7684\u5347\u5e8f\u6392\u5217\u5458\u5de5\u8bb0\u5f55\uff0c\u9ed8\u8ba4\u4f7f\u7528\u5347\u5e8f\u3002<\/li>\n<\/ul>\n\n\n\n
                  4. \u4f7f\u7528 NULL<\/code> \u503c\u8fdb\u884c\u6392\u5e8f<\/strong><\/h3>\n\n\n\n
                  SQLite \u5bf9 NULL<\/code> \u503c\u7684\u6392\u5e8f\u884c\u4e3a\u4e5f\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n\n\n\n
                    \n
                  • \u5728 \u5347\u5e8f<\/strong> \u6392\u5e8f\u65f6\uff0cNULL<\/code> \u503c\u6392\u5728\u6700\u524d\u9762\u3002<\/li>\n\n\n\n
                  • \u5728 \u964d\u5e8f<\/strong> \u6392\u5e8f\u65f6\uff0cNULL<\/code> \u503c\u6392\u5728\u6700\u540e\u9762\u3002<\/li>\n<\/ul>\n\n\n\n
                    \u793a\u4f8b\uff1a<\/strong><\/h4>\n\n\n\n
                      \n
                    • \u67e5\u627e email<\/code> \u5217\u4e2d\u6ca1\u6709\u503c\u7684\u5458\u5de5\uff08\u5373 NULL<\/code> \u503c\uff09\uff0c\u6309 name<\/code> \u5347\u5e8f\u6392\u5217\uff1a<\/li>\n<\/ul>\n\n\n\n
                        SELECT * FROM employees\n  WHERE email IS NULL\n  ORDER BY name ASC;<\/code><\/pre>\n\n\n\n
                        \n
                      • \u8be5\u67e5\u8be2\u8fd4\u56de\u6240\u6709 email<\/code> \u5217\u4e3a NULL<\/code> \u7684\u5458\u5de5\uff0c\u5e76\u6309\u540d\u5b57\u5347\u5e8f\u6392\u5217\u3002<\/li>\n\n\n\n
                      • \u6309 salary<\/code> \u5217\u964d\u5e8f\u6392\u5217\uff0cNULL<\/code> \u503c\u6392\u5728\u6700\u540e\uff1a<\/li>\n<\/ul>\n\n\n\n
                          SELECT * FROM employees\n  ORDER BY salary DESC;<\/code><\/pre>\n\n\n\n
                          \n
                        • \u8be5\u67e5\u8be2\u8fd4\u56de\u5458\u5de5\u6570\u636e\uff0c\u85aa\u8d44\u964d\u5e8f\u6392\u5217\uff0cNULL<\/code> \u503c\u6392\u5728\u6700\u540e\u3002<\/li>\n<\/ul>\n\n\n\n
                          5. \u4f7f\u7528\u8868\u8fbe\u5f0f\u8fdb\u884c\u6392\u5e8f<\/strong><\/h3>\n\n\n\n
                          ORDER BY<\/code> \u8fd8\u53ef\u4ee5\u5bf9\u8868\u8fbe\u5f0f\u8fdb\u884c\u6392\u5e8f\uff0c\u4f8b\u5982\u5bf9\u8ba1\u7b97\u7ed3\u679c\u3001\u51fd\u6570\u7ed3\u679c\u7b49\u8fdb\u884c\u6392\u5e8f\u3002<\/p>\n\n\n\n
                          \u793a\u4f8b\uff1a<\/strong><\/h4>\n\n\n\n
                            \n
                          • \u6309\u5458\u5de5\u5e74\u9f84\u7684\u5e73\u65b9\u503c\u6392\u5e8f\uff1a<\/li>\n<\/ul>\n\n\n\n
                              SELECT name, age\n  FROM employees\n  ORDER BY age * age;<\/code><\/pre>\n\n\n\n
                              \n
                            • \u8be5\u67e5\u8be2\u6839\u636e\u5458\u5de5\u5e74\u9f84\u7684\u5e73\u65b9\u503c\u6392\u5e8f\uff0c\u5e74\u9f84\u8f83\u5927\u7684\u5458\u5de5\u6392\u5728\u524d\u9762\u3002<\/li>\n\n\n\n
                            • \u4f7f\u7528 LENGTH<\/code> \u51fd\u6570\u6309\u540d\u5b57\u957f\u5ea6\u6392\u5e8f\uff1a<\/li>\n<\/ul>\n\n\n\n
                                SELECT name\n  FROM employees\n  ORDER BY LENGTH(name);<\/code><\/pre>\n\n\n\n
                                \n
                              • \u8be5\u67e5\u8be2\u6839\u636e\u540d\u5b57\u7684\u957f\u5ea6\u5bf9\u5458\u5de5\u6570\u636e\u8fdb\u884c\u6392\u5e8f\uff0c\u540d\u5b57\u8f83\u77ed\u7684\u5458\u5de5\u6392\u5728\u524d\u9762\u3002<\/li>\n<\/ul>\n\n\n\n
                                6. \u4f7f\u7528 LIMIT<\/code> \u548c ORDER BY<\/code> \u7ed3\u5408<\/strong><\/h3>\n\n\n\n
                                ORDER BY<\/code> \u53ef\u4ee5\u4e0e LIMIT<\/code> \u5b50\u53e5\u7ed3\u5408\uff0c\u8fd4\u56de\u6392\u5e8f\u540e\u7684\u524d N \u6761\u8bb0\u5f55\uff0c\u5e38\u7528\u4e8e\u83b7\u53d6\u6700\u5c0f\u6216\u6700\u5927\u503c\u7684\u6570\u636e\u3002<\/p>\n\n\n\n
                                \u793a\u4f8b\uff1a<\/strong><\/h4>\n\n\n\n
                                  \n
                                • \u67e5\u627e\u85aa\u8d44\u6700\u9ad8\u7684 3 \u4e2a\u5458\u5de5\uff1a<\/li>\n<\/ul>\n\n\n\n
                                    SELECT * FROM employees\n  ORDER BY salary DESC\n  LIMIT 3;<\/code><\/pre>\n\n\n\n
                                    \n
                                  • \u8be5\u67e5\u8be2\u8fd4\u56de\u85aa\u8d44\u6700\u9ad8\u7684 3 \u4e2a\u5458\u5de5\u8bb0\u5f55\u3002<\/li>\n\n\n\n
                                  • \u67e5\u627e\u85aa\u8d44\u6700\u4f4e\u7684 5 \u4e2a\u5458\u5de5\uff1a<\/li>\n<\/ul>\n\n\n\n
                                      SELECT * FROM employees\n  ORDER BY salary ASC\n  LIMIT 5;<\/code><\/pre>\n\n\n\n
                                      \n
                                    • \u8be5\u67e5\u8be2\u8fd4\u56de\u85aa\u8d44\u6700\u4f4e\u7684 5 \u4e2a\u5458\u5de5\u8bb0\u5f55\u3002<\/li>\n<\/ul>\n\n\n\n
                                      \n\n\n\n
                                      \u603b\u7ed3<\/strong><\/h2>\n\n\n\n
                                        \n
                                      • ORDER BY<\/code><\/strong> \u7528\u4e8e\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u6392\u5e8f\u3002<\/li>\n\n\n\n
                                      • \u53ef\u4ee5\u6309\u5355\u5217\u6216\u591a\u5217\u8fdb\u884c\u6392\u5e8f\u3002<\/li>\n\n\n\n
                                      • \u6392\u5e8f\u9ed8\u8ba4\u662f \u5347\u5e8f<\/strong> (ASC<\/code>)\uff0c\u53ef\u4ee5\u663e\u5f0f\u4f7f\u7528 \u964d\u5e8f<\/strong> (DESC<\/code>) \u6392\u5e8f\u3002<\/li>\n\n\n\n
                                      • \u53ef\u4ee5\u7ed3\u5408 LIMIT<\/code><\/strong> \u83b7\u53d6\u6392\u5e8f\u540e\u7684\u524d N \u6761\u8bb0\u5f55\u3002<\/li>\n\n\n\n
                                      • NULL<\/code><\/strong> \u503c\u7684\u6392\u5e8f\u4f1a\u6839\u636e\u6392\u5e8f\u65b9\u5f0f\u7684\u4e0d\u540c\u6709\u6240\u4e0d\u540c\uff0c\u5347\u5e8f\u65f6 NULL<\/code> \u5728\u524d\uff0c\u964d\u5e8f\u65f6 NULL<\/code> \u5728\u540e\u3002<\/li>\n\n\n\n
                                      • ORDER BY<\/code><\/strong> \u53ef\u4ee5\u4e0e \u8868\u8fbe\u5f0f<\/strong> \u548c \u51fd\u6570<\/strong> \u914d\u5408\u4f7f\u7528\uff0c\u8fdb\u884c\u590d\u6742\u7684\u6392\u5e8f\u3002<\/li>\n<\/ul>\n\n\n\n
                                        ORDER BY<\/code> \u662f\u5728\u67e5\u8be2\u4e2d\u63a7\u5236\u8fd4\u56de\u6570\u636e\u987a\u5e8f\u7684\u91cd\u8981\u5de5\u5177\uff0c\u5c24\u5176\u5728\u9700\u8981\u5c55\u793a\u6709\u5e8f\u6570\u636e\u65f6\u975e\u5e38\u6709\u7528\u3002\u66f4\u591a\u8be6\u7ec6\u5185\u5bb9\u8bf7\u5173\u6ce8\u5176\u4ed6\u76f8\u5173\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
                                        ORDER BY \u5b50\u53e5\u7528\u4e8e\u5bf9\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u6392\u5e8f\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cORDER BY \u4f1a\u6309\u5347\u5e8f (ASC) \u6392\u5217\u6570\u636e\uff0c\u4f46 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[76],"tags":[],"class_list":["post-2338","post","type-post","status-publish","format-standard","hentry","category-sqlite"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2338","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=2338"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2338\/revisions"}],"predecessor-version":[{"id":2339,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/2338\/revisions\/2339"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=2338"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=2338"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=2338"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}