{"id":478677,"date":"2023-08-09T09:36:54","date_gmt":"2023-08-09T09:36:54","guid":{"rendered":""},"modified":"2023-09-05T11:17:20","modified_gmt":"2023-09-05T11:17:20","slug":"relational-database","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/cn\/wiki\/relational-database\/","title":{"rendered":"\u5173\u7cfb\u578b\u6570\u636e\u5e93"},"content":{"rendered":"<h2>\u4ecb\u7ecd<\/h2>\n<p>\u591a\u5e74\u6765\uff0c\u6570\u636e\u7ba1\u7406\u548c\u5b58\u50a8\u9886\u57df\u7ecf\u5386\u4e86\u91cd\u5927\u53d8\u9769\uff0c\u800c\u7ecf\u53d7\u4f4f\u65f6\u95f4\u8003\u9a8c\u7684\u4e00\u4e2a\u57fa\u7840\u652f\u67f1\u5c31\u662f\u5173\u7cfb\u6570\u636e\u5e93\u3002\u672c\u6587\u6df1\u5165\u63a2\u8ba8\u5173\u7cfb\u6570\u636e\u5e93\uff0c\u63a2\u7d22\u5176\u5386\u53f2\u3001\u7ed3\u6784\u3001\u529f\u80fd\u3001\u7c7b\u578b\u3001\u5e94\u7528\u548c\u672a\u6765\u7684\u53ef\u80fd\u6027\u3002\u6b64\u5916\uff0c\u6211\u4eec\u5c06\u8ba8\u8bba\u4ee3\u7406\u670d\u52a1\u5668\u548c\u5173\u7cfb\u6570\u636e\u5e93\u4e4b\u95f4\u6709\u8da3\u7684\u4ea4\u96c6\uff0c\u91cd\u70b9\u4ecb\u7ecd\u5b83\u4eec\u7684\u6f5c\u5728\u534f\u540c\u4f5c\u7528\u3002<\/p>\n<h2>\u5173\u7cfb\u6570\u636e\u5e93\u7684\u8d77\u6e90<\/h2>\n<p>\u5173\u7cfb\u6570\u636e\u5e93\u7684\u6982\u5ff5\u6700\u521d\u662f\u7531 Edgar F. Codd \u535a\u58eb\u5728 1970 \u5e74\u53d1\u8868\u7684\u4e00\u7bc7\u5f00\u521b\u6027\u7684\u8bba\u6587\u300a\u5927\u578b\u5171\u4eab\u6570\u636e\u5e93\u7684\u5173\u7cfb\u6570\u636e\u6a21\u578b\u300b\u4e2d\u63d0\u51fa\u7684\u3002\u8fd9\u7bc7\u8bba\u6587\u4e3a\u4f7f\u7528\u8868\u3001\u884c\u548c\u5217\u4ee5\u7ed3\u6784\u5316\u65b9\u5f0f\u7ec4\u7ec7\u548c\u7ba1\u7406\u6570\u636e\u5960\u5b9a\u4e86\u57fa\u7840\u3002Codd \u7684\u8fdc\u89c1\u5353\u8bc6\u4e3a\u7b2c\u4e00\u4e2a\u5546\u4e1a\u5173\u7cfb\u6570\u636e\u5e93\u7cfb\u7edf\u7684\u5f00\u53d1\u94fa\u5e73\u4e86\u9053\u8def\u3002<\/p>\n<h2>\u63ed\u5f00\u5185\u90e8\u8fd0\u4f5c\u539f\u7406<\/h2>\n<p>\u5173\u7cfb\u6570\u636e\u5e93\u4ee5\u8868\u683c\u5f62\u5f0f\u5b58\u50a8\u6570\u636e\uff0c\u5176\u4e2d\u6570\u636e\u88ab\u7ec4\u7ec7\u6210\u8868\uff0c\u5176\u4e2d\u9884\u5b9a\u4e49\u7684\u5217\u8868\u793a\u5c5e\u6027\uff0c\u884c\u5305\u542b\u5355\u4e2a\u8bb0\u5f55\u3002\u8868\u4e4b\u95f4\u7684\u5173\u7cfb\u901a\u8fc7\u952e\u5efa\u7acb\uff0c\u4e3b\u8981\u662f\u4e3b\u952e\u548c\u5916\u952e\u3002\u8fd9\u79cd\u7ed3\u6784\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u5b8c\u6574\u6027\uff0c\u51cf\u5c11\u5197\u4f59\uff0c\u5e76\u65b9\u4fbf\u901a\u8fc7\u7ed3\u6784\u5316\u67e5\u8be2\u8bed\u8a00 (SQL) \u8fdb\u884c\u67e5\u8be2\u3002ACID\uff08\u539f\u5b50\u6027\u3001\u4e00\u81f4\u6027\u3001\u9694\u79bb\u6027\u3001\u6301\u4e45\u6027\uff09\u5c5e\u6027\u53ef\u786e\u4fdd\u6570\u636e\u53ef\u9760\u6027\u548c\u4e8b\u52a1\u7ba1\u7406\u3002<\/p>\n<h2>\u63a2\u7d22\u7684\u4e3b\u8981\u7279\u6027<\/h2>\n<p>\u5173\u7cfb\u6570\u636e\u5e93\u63d0\u4f9b\u4e86\u51e0\u4e2a\u6709\u52a9\u4e8e\u5176\u5e7f\u6cdb\u91c7\u7528\u7684\u5173\u952e\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u6570\u636e\u7684\u5b8c\u6574\u6027\uff1a<\/strong> \u901a\u8fc7\u4f7f\u7528\u7ea6\u675f\uff0c\u5173\u7cfb\u6570\u636e\u5e93\u53ef\u4ee5\u4fdd\u6301\u6570\u636e\u7684\u51c6\u786e\u6027\u548c\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u67e5\u8be2\u8bed\u8a00 (SQL)\uff1a<\/strong> SQL \u4f7f\u7528\u6237\u80fd\u591f\u4e0e\u6570\u636e\u5e93\u4ea4\u4e92\u3001\u6267\u884c\u590d\u6742\u67e5\u8be2\u5e76\u68c0\u7d22\u7279\u5b9a\u6570\u636e\u3002<\/li>\n<li><strong>\u6b63\u5e38\u5316\uff1a<\/strong> \u5c06\u6570\u636e\u5206\u89e3\u4e3a\u66f4\u5c0f\u7684\u76f8\u5173\u8868\u7684\u8fc7\u7a0b\u53ef\u4ee5\u51cf\u5c11\u5197\u4f59\u5e76\u63d0\u9ad8\u6548\u7387\u3002<\/li>\n<li><strong>\u53ef\u6269\u5c55\u6027\uff1a<\/strong> \u5173\u7cfb\u6570\u636e\u5e93\u53ef\u4ee5\u5782\u76f4\u6269\u5c55\uff08\u5411\u5355\u4e2a\u670d\u52a1\u5668\u6dfb\u52a0\u66f4\u591a\u8d44\u6e90\uff09\u6216\u6c34\u5e73\u6269\u5c55\uff08\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u5e03\u6570\u636e\uff09\u3002<\/li>\n<li><strong>\u5b89\u5168\uff1a<\/strong> \u8bbf\u95ee\u63a7\u5236\u3001\u8eab\u4efd\u9a8c\u8bc1\u548c\u6388\u6743\u673a\u5236\u53ef\u786e\u4fdd\u6570\u636e\u5b89\u5168\u5e76\u9632\u6b62\u672a\u7ecf\u6388\u6743\u7684\u8bbf\u95ee\u3002<\/li>\n<\/ul>\n<h2>\u591a\u79cd\u7c7b\u578b\u7684\u5173\u7cfb\u6570\u636e\u5e93<\/h2>\n<p>\u5173\u7cfb\u6570\u636e\u5e93\u6709\u591a\u79cd\u7c7b\u578b\uff0c\u53ef\u6ee1\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u548c\u7528\u4f8b\u3002\u4e0b\u8868\u91cd\u70b9\u4ecb\u7ecd\u4e86\u4e00\u4e9b\u6d41\u884c\u7684\u7c7b\u578b\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7c7b\u578b<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>MySQL<\/td>\n<td>\u4e00\u79cd\u4ee5\u901f\u5ea6\u3001\u53ef\u9760\u6027\u548c\u6613\u7528\u6027\u800c\u95fb\u540d\u7684\u5f00\u6e90 RDBMS\u3002<\/td>\n<\/tr>\n<tr>\n<td>PostgreSQL<\/td>\n<td>\u529f\u80fd\u5f3a\u5927\u3001\u53ef\u6269\u5c55\u7684 RDBMS\uff0c\u56e0\u652f\u6301\u9ad8\u7ea7\u6570\u636e\u7c7b\u578b\u548c\u529f\u80fd\u800c\u95fb\u540d\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5fae\u8f6fSQL\u670d\u52a1\u5668<\/td>\n<td>Microsoft \u63d0\u4f9b\u7684\u7efc\u5408 RDBMS\uff0c\u63d0\u4f9b\u9ad8\u6027\u80fd\u5e76\u4e0e Windows \u7cfb\u7edf\u96c6\u6210\u3002<\/td>\n<\/tr>\n<tr>\n<td>Oracle \u6570\u636e\u5e93<\/td>\n<td>\u529f\u80fd\u4e30\u5bcc\u7684 RDBMS\uff0c\u4ee5\u5176\u53ef\u6269\u5c55\u6027\u3001\u5b89\u5168\u6027\u548c\u9ad8\u7ea7\u5206\u6790\u529f\u80fd\u800c\u95fb\u540d\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u5e94\u7528\u548c\u6311\u6218<\/h2>\n<p>\u5173\u7cfb\u6570\u636e\u5e93\u53ef\u5e94\u7528\u4e8e\u7535\u5b50\u5546\u52a1\u3001\u91d1\u878d\u3001\u533b\u7597\u4fdd\u5065\u7b49\u4f17\u591a\u9886\u57df\u3002\u7136\u800c\uff0c\u6269\u5c55\u4ee5\u5904\u7406\u6d77\u91cf\u6570\u636e\u96c6\u3001\u590d\u6742\u7684\u6570\u636e\u5173\u7cfb\u548c\u4e25\u683c\u7684\u67b6\u6784\u4fee\u6539\u7b49\u6311\u6218\u4e5f\u5c42\u51fa\u4e0d\u7a77\u3002\u5206\u7247\uff08\u8de8\u591a\u53f0\u670d\u52a1\u5668\u5bf9\u6570\u636e\u8fdb\u884c\u5206\u533a\uff09\u548c\u975e\u89c4\u8303\u5316\uff08\u5408\u5e76\u8868\u4ee5\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\uff09\u7b49\u89e3\u51b3\u65b9\u6848\u53ef\u89e3\u51b3\u8fd9\u4e9b\u6311\u6218\u3002<\/p>\n<h2>\u6bd4\u8f83\u89c1\u89e3<\/h2>\n<p>\u4e3a\u4e86\u66f4\u597d\u5730\u7406\u89e3\u5173\u7cfb\u6570\u636e\u5e93\uff0c\u8ba9\u6211\u4eec\u5c06\u5b83\u4eec\u4e0e\u4e00\u4e9b\u76f8\u5173\u672f\u8bed\u8fdb\u884c\u6bd4\u8f83\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5b66\u671f<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>NoSQL \u6570\u636e\u5e93<\/td>\n<td>\u4e13\u4e3a\u975e\u7ed3\u6784\u5316\u6216\u534a\u7ed3\u6784\u5316\u6570\u636e\u800c\u8bbe\u8ba1\uff0c\u5177\u6709\u9ad8\u5ea6\u53ef\u6269\u5c55\u6027\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u56fe\u5f62\u6570\u636e\u5e93<\/td>\n<td>\u5173\u6ce8\u6570\u636e\u70b9\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u975e\u5e38\u9002\u5408\u793e\u4ea4\u7f51\u7edc\u7b49\u573a\u666f\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04 (ORM)<\/td>\n<td>\u4fc3\u8fdb\u7f16\u7a0b\u8bed\u8a00\u548c\u5173\u7cfb\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u4ea4\u4e92\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u672a\u6765\u524d\u666f<\/h2>\n<p>\u5173\u7cfb\u6570\u636e\u5e93\u7684\u672a\u6765\u524d\u666f\u5149\u660e\uff0c\u5e76\u4e14\u5728\u4ee5\u4e0b\u9886\u57df\u4e0d\u65ad\u53d6\u5f97\u8fdb\u6b65\uff1a<\/p>\n<ul>\n<li><strong>\u4e91\u96c6\u6210\uff1a<\/strong> \u5c06\u5173\u7cfb\u6570\u636e\u5e93\u65e0\u7f1d\u8fc1\u79fb\u5230\u4e91\u73af\u5883\u4ee5\u589e\u5f3a\u53ef\u6269\u5c55\u6027\u548c\u53ef\u8bbf\u95ee\u6027\u3002<\/li>\n<li><strong>\u673a\u5668\u5b66\u4e60\u96c6\u6210\uff1a<\/strong> \u5c06\u673a\u5668\u5b66\u4e60\u6a21\u578b\u96c6\u6210\u5230\u6570\u636e\u5e93\u4e2d\u4ee5\u83b7\u5f97\u5b9e\u65f6\u6d1e\u5bdf\u548c\u9884\u6d4b\u5206\u6790\u3002<\/li>\n<li><strong>\u533a\u5757\u94fe\u96c6\u6210\uff1a<\/strong> \u7ed3\u5408\u533a\u5757\u94fe\u6280\u672f\u6765\u589e\u5f3a\u6570\u636e\u5b89\u5168\u6027\u548c\u4e0d\u53d8\u6027\u3002<\/li>\n<\/ul>\n<h2>\u4ee3\u7406\u670d\u52a1\u5668\u548c\u5173\u7cfb\u6570\u636e\u5e93\u7684\u8054\u7cfb<\/h2>\n<p>\u4ee3\u7406\u670d\u52a1\u5668\uff08\u4f8b\u5982 OneProxy \u63d0\u4f9b\u7684\u4ee3\u7406\u670d\u52a1\u5668\uff09\u5728\u6570\u636e\u7ba1\u7406\u548c\u5b89\u5168\u65b9\u9762\u53d1\u6325\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5b83\u4eec\u5145\u5f53\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u4e2d\u4ecb\uff0c\u63d0\u4f9b\u533f\u540d\u6027\u548c\u589e\u5f3a\u7684\u5b89\u5168\u6027\u3002\u5bf9\u4e8e\u5173\u7cfb\u6570\u636e\u5e93\uff0c\u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\uff1a<\/p>\n<ul>\n<li><strong>\u589e\u5f3a\u5b89\u5168\u6027\uff1a<\/strong> \u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u589e\u52a0\u989d\u5916\u7684\u5b89\u5168\u6027\uff0c\u63a7\u5236\u5bf9\u6570\u636e\u5e93\u7684\u8bbf\u95ee\u5e76\u63a9\u76d6\u5176\u4f4d\u7f6e\u3002<\/li>\n<li><strong>\u8d1f\u8f7d\u5747\u8861\uff1a<\/strong> \u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u5747\u5300\u5206\u914d\u4f20\u5165\u7684\u6570\u636e\u5e93\u8bf7\u6c42\uff0c\u4ece\u800c\u4f18\u5316\u6027\u80fd\u548c\u8d44\u6e90\u5229\u7528\u7387\u3002<\/li>\n<li><strong>\u7f13\u5b58\uff1a<\/strong> \u4ee3\u7406\u670d\u52a1\u5668\u53ef\u4ee5\u7f13\u5b58\u7ecf\u5e38\u8bbf\u95ee\u7684\u6570\u636e\uff0c\u4ece\u800c\u51cf\u5c11\u6570\u636e\u5e93\u7684\u8d1f\u8f7d\u5e76\u63d0\u9ad8\u54cd\u5e94\u65f6\u95f4\u3002<\/li>\n<\/ul>\n<h2>\u76f8\u5173\u94fe\u63a5<\/h2>\n<p>\u8981\u8fdb\u4e00\u6b65\u63a2\u7d22\u5173\u7cfb\u6570\u636e\u5e93\uff0c\u60a8\u53ef\u4ee5\u53c2\u8003\u4ee5\u4e0b\u8d44\u6e90\uff1a<\/p>\n<ul>\n<li><a href=\"https:\/\/dl.acm.org\/doi\/10.1145\/362384.362685\" target=\"_new\" rel=\"noopener nofollow\">Codd \u7684\u539f\u59cb\u8bba\u6587<\/a><\/li>\n<li><a href=\"https:\/\/dev.mysql.com\/doc\/\" target=\"_new\" rel=\"noopener nofollow\">MySQL \u6587\u6863<\/a><\/li>\n<li><a href=\"https:\/\/www.postgresql.org\/\" target=\"_new\" rel=\"noopener nofollow\">PostgreSQL \u5b98\u65b9\u7f51\u7ad9<\/a><\/li>\n<li><a href=\"https:\/\/www.microsoft.com\/en-us\/sql-server\/\" target=\"_new\" rel=\"noopener nofollow\">\u5fae\u8f6fSQL\u670d\u52a1\u5668<\/a><\/li>\n<\/ul>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u5173\u7cfb\u6570\u636e\u5e93\u5f7b\u5e95\u6539\u53d8\u4e86\u6211\u4eec\u7ba1\u7406\u3001\u7ec4\u7ec7\u548c\u5229\u7528\u6570\u636e\u7684\u65b9\u5f0f\u3002\u4ece 20 \u4e16\u7eaa 70 \u5e74\u4ee3\u8bde\u751f\u5230\u76ee\u524d\u5728\u5404\u4e2a\u884c\u4e1a\u7684\u5e94\u7528\uff0c\u8fd9\u4e9b\u6570\u636e\u5e93\u4e00\u76f4\u662f\u73b0\u4ee3\u6570\u636e\u7ba1\u7406\u7684\u57fa\u77f3\u3002\u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u5173\u7cfb\u6570\u636e\u5e93\u6b63\u5728\u9002\u5e94\u65b0\u7684\u6311\u6218\u548c\u673a\u9047\uff0c\u5851\u9020\u6570\u636e\u9a71\u52a8\u51b3\u7b56\u7684\u672a\u6765\u3002\u5f53\u4e0e\u4ee3\u7406\u670d\u52a1\u5668\u7684\u5f3a\u5927\u529f\u80fd\u76f8\u7ed3\u5408\u65f6\uff0c\u5b83\u4eec\u7684\u80fd\u529b\u5c06\u8fdb\u4e00\u6b65\u6269\u5c55\uff0c\u6709\u671b\u5728\u4e92\u8054\u7684\u6570\u5b57\u73af\u5883\u4e2d\u63d0\u9ad8\u5b89\u5168\u6027\u548c\u6548\u7387\u3002<\/p>","protected":false},"featured_media":469354,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478677","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Relational Database: Unveiling the Power of Data Organization<\/mark>","faq_items":[{"question":"What is a Relational Database?","answer":"<p>A Relational Database is a structured system for storing and managing data using tables, rows, and columns. It ensures data integrity, reduces redundancy, and facilitates complex queries through the structured query language (SQL).<\/p>"},{"question":"Who introduced the concept of Relational Databases?","answer":"<p>Dr. Edgar F. Codd introduced the concept of Relational Databases in 1970 with his groundbreaking paper, \"A Relational Model of Data for Large Shared Data Banks.\"<\/p>"},{"question":"What are the key features of Relational Databases?","answer":"<p>Key features include data integrity maintenance, the use of SQL for querying, normalization to reduce redundancy, scalability options, and robust security mechanisms.<\/p>"},{"question":"What are some popular types of Relational Databases?","answer":"<p>Popular types include MySQL, PostgreSQL, Microsoft SQL Server, and Oracle Database, each with distinct features and strengths.<\/p>"},{"question":"In what domains are Relational Databases applied?","answer":"<p>Relational Databases find applications in domains like e-commerce, finance, healthcare, and more, aiding in efficient data management and retrieval.<\/p>"},{"question":"What challenges do Relational Databases face?","answer":"<p>Challenges include scaling for large datasets, handling complex data relationships, and adapting to evolving schema requirements.<\/p>"},{"question":"How do Relational Databases compare to other database types?","answer":"<p>Relational Databases differ from NoSQL Databases, Graph Databases, and Object-Relational Mapping (ORM) in terms of data structure and use cases.<\/p>"},{"question":"What does the future hold for Relational Databases?","answer":"<p>The future includes cloud integration, machine learning incorporation, and blockchain integration, advancing the capabilities of Relational Databases.<\/p>"},{"question":"How do proxy servers relate to Relational Databases?","answer":"<p>Proxy servers, like those from OneProxy, enhance security, load balancing, and caching when used in conjunction with Relational Databases. They create a more efficient and secure data management environment.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/478677","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/wiki\/478677\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media\/469354"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/cn\/wp-json\/wp\/v2\/media?parent=478677"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}