{"id":58297,"date":"2024-10-12T19:41:16","date_gmt":"2024-10-12T11:41:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/58297\/"},"modified":"2024-10-12T19:41:16","modified_gmt":"2024-10-12T11:41:16","slug":"access%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e5%ad%97%e9%a1%9e%e5%9e%8b%e7%b0%a1%e4%bb%8b%e5%8f%8a%e6%87%89%e7%94%a8%e6%8c%87%e5%8d%97-access%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e5%ad%97%e9%a1%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/58297\/","title":{"rendered":"Access\u6578\u64da\u5eab\u6578\u5b57\u985e\u578b\u7c21\u4ecb\u53ca\u61c9\u7528\u6307\u5357 (access\u6578\u64da\u5eab\u6578\u5b57\u985e\u578b)"},"content":{"rendered":"<h1 id=\"access%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%b8%e5%ad%97%e9%a1%9e%e5%9e%8b%e7%b0%a1%e4%bb%8b%e5%8f%8a%e6%87%89%e7%94%a8%e6%8c%87%e5%8d%97-TCYDLlOpOt\">Access\u6578\u64da\u5eab\u6578\u5b57\u985e\u578b\u7c21\u4ecb\u53ca\u61c9\u7528\u6307\u5357<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u6578\u5b57\u985e\u578b\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u56e0\u70ba\u5b83\u5011\u6c7a\u5b9a\u4e86\u6578\u64da\u7684\u5b58\u5132\u65b9\u5f0f\u548c\u8a08\u7b97\u7cbe\u5ea6\u3002Microsoft Access\u4f5c\u70ba\u4e00\u6b3e\u6d41\u884c\u7684\u684c\u9762\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u5b57\u985e\u578b\u4ee5\u6eff\u8db3\u4e0d\u540c\u7684\u9700\u6c42\u3002\u672c\u6587\u5c07\u4ecb\u7d39Access\u6578\u64da\u5eab\u4e2d\u7684\u6578\u5b57\u985e\u578b\u53ca\u5176\u61c9\u7528\u6307\u5357\u3002<\/p>\n<h2 id=\"access%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e6%95%b8%e5%ad%97%e9%a1%9e%e5%9e%8b-TCYDLlOpOt\">Access\u6578\u64da\u5eab\u4e2d\u7684\u6578\u5b57\u985e\u578b<\/h2>\n<p>Access\u6578\u64da\u5eab\u652f\u6301\u4ee5\u4e0b\u5e7e\u7a2e\u4e3b\u8981\u7684\u6578\u5b57\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>Byte<\/strong>: \u6b64\u6578\u64da\u985e\u578b\u7528\u65bc\u5b58\u51320\u5230255\u4e4b\u9593\u7684\u6574\u6578\u3002\u5b83\u4f54\u75281\u500b\u5b57\u7bc0\u7684\u5b58\u5132\u7a7a\u9593\uff0c\u9069\u5408\u7528\u65bc\u9700\u8981\u5c0f\u7bc4\u570d\u6574\u6578\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>Integer<\/strong>: \u6b64\u6578\u64da\u985e\u578b\u7528\u65bc\u5b58\u5132-32,768\u523032,767\u4e4b\u9593\u7684\u6574\u6578\u3002\u5b83\u4f54\u75282\u500b\u5b57\u7bc0\u7684\u5b58\u5132\u7a7a\u9593\uff0c\u9069\u5408\u7528\u65bc\u4e2d\u7b49\u7bc4\u570d\u7684\u6574\u6578\u3002<\/li>\n<li><strong>Long Integer<\/strong>: \u6b64\u6578\u64da\u985e\u578b\u7528\u65bc\u5b58\u5132-2,147,483,648\u52302,147,483,647\u4e4b\u9593\u7684\u6574\u6578\u3002\u5b83\u4f54\u75284\u500b\u5b57\u7bc0\u7684\u5b58\u5132\u7a7a\u9593\uff0c\u9069\u5408\u7528\u65bc\u9700\u8981\u5927\u7bc4\u570d\u6574\u6578\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>Single<\/strong>: \u6b64\u6578\u64da\u985e\u578b\u7528\u65bc\u5b58\u5132\u55ae\u7cbe\u5ea6\u6d6e\u9ede\u6578\uff0c\u7bc4\u570d\u7d04\u70ba-3.402823E38\u52303.402823E38\uff0c\u7cbe\u5ea6\u7d04\u70ba7\u4f4d\u6578\u5b57\u3002\u5b83\u4f54\u75284\u500b\u5b57\u7bc0\u7684\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<li><strong>Double<\/strong>: \u6b64\u6578\u64da\u985e\u578b\u7528\u65bc\u5b58\u5132\u96d9\u7cbe\u5ea6\u6d6e\u9ede\u6578\uff0c\u7bc4\u570d\u7d04\u70ba-1.79769313486232E308\u52301.79769313486232E308\uff0c\u7cbe\u5ea6\u7d04\u70ba15\u4f4d\u6578\u5b57\u3002\u5b83\u4f54\u75288\u500b\u5b57\u7bc0\u7684\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<li><strong>Decimal<\/strong>: \u6b64\u6578\u64da\u985e\u578b\u7528\u65bc\u5b58\u5132\u9ad8\u7cbe\u5ea6\u7684\u5341\u9032\u5236\u6578\uff0c\u7279\u5225\u9069\u5408\u65bc\u8ca1\u52d9\u8a08\u7b97\u3002\u5b83\u7684\u7bc4\u570d\u548c\u7cbe\u5ea6\u53d6\u6c7a\u65bc\u5b9a\u7fa9\u7684\u4f4d\u6578\uff0c\u901a\u5e38\u4f54\u752816\u500b\u5b57\u7bc0\u7684\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e5%ad%97%e9%a1%9e%e5%9e%8b%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-TCYDLlOpOt\">\u6578\u5b57\u985e\u578b\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u4e0d\u540c\u7684\u6578\u5b57\u985e\u578b\u9069\u7528\u65bc\u4e0d\u540c\u7684\u61c9\u7528\u5834\u666f\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u5b57\u985e\u578b\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u5b58\u5132\u6548\u7387\u3002<\/p>\n<h3 id=\"1-%e8%b2%a1%e5%8b%99%e6%87%89%e7%94%a8-TCYDLlOpOt\">1. \u8ca1\u52d9\u61c9\u7528<\/h3>\n<p>\u5728\u8ca1\u52d9\u61c9\u7528\u4e2d\uff0c\u901a\u5e38\u9700\u8981\u9ad8\u7cbe\u5ea6\u7684\u6578\u5b57\u8a08\u7b97\uff0c\u56e0\u6b64\u4f7f\u7528<strong>Decimal<\/strong>\u985e\u578b\u662f\u6700\u4f73\u9078\u64c7\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u6d6e\u9ede\u6578\u8a08\u7b97\u5e36\u4f86\u7684\u7cbe\u5ea6\u640d\u5931\u3002<\/p>\n<h3 id=\"2-%e8%a8%88%e7%ae%97%e7%b5%b1%e8%a8%88%e6%95%b8%e6%93%9a-TCYDLlOpOt\">2. \u8a08\u7b97\u7d71\u8a08\u6578\u64da<\/h3>\n<p>\u5728\u9700\u8981\u9032\u884c\u5927\u91cf\u8a08\u7b97\u7684\u7d71\u8a08\u6578\u64da\u4e2d\uff0c\u4f7f\u7528<strong>Double<\/strong>\u985e\u578b\u53ef\u4ee5\u63d0\u4f9b\u66f4\u9ad8\u7684\u8a08\u7b97\u7cbe\u5ea6\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u6578\u64da\u96c6\u6642\u3002<\/p>\n<h3 id=\"3-%e7%b0%a1%e5%96%ae%e8%a8%88%e6%95%b8-TCYDLlOpOt\">3. \u7c21\u55ae\u8a08\u6578<\/h3>\n<p>\u5c0d\u65bc\u7c21\u55ae\u7684\u8a08\u6578\u6216\u6a19\u8b58\u7b26\uff0c\u4f7f\u7528<strong>Byte<\/strong>\u6216<strong>Integer<\/strong>\u985e\u578b\u53ef\u4ee5\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\uff0c\u4e26\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e9%81%b8%e6%93%87%e5%90%88%e9%81%a9%e7%9a%84%e6%95%b8%e5%ad%97%e9%a1%9e%e5%9e%8b-TCYDLlOpOt\">\u5982\u4f55\u9078\u64c7\u5408\u9069\u7684\u6578\u5b57\u985e\u578b<\/h2>\n<p>\u9078\u64c7\u5408\u9069\u7684\u6578\u5b57\u985e\u578b\u6642\uff0c\u61c9\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u56e0\u7d20\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u7bc4\u570d<\/strong>: \u78ba\u4fdd\u9078\u64c7\u7684\u6578\u5b57\u985e\u578b\u80fd\u5920\u6db5\u84cb\u6240\u6709\u53ef\u80fd\u7684\u6578\u64da\u503c\u3002<\/li>\n<li><strong>\u5b58\u5132\u7a7a\u9593<\/strong>: \u6839\u64da\u6578\u64da\u91cf\u548c\u6027\u80fd\u9700\u6c42\uff0c\u9078\u64c7\u6700\u5c0f\u7684\u6578\u64da\u985e\u578b\u4ee5\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u3002<\/li>\n<li><strong>\u8a08\u7b97\u7cbe\u5ea6<\/strong>: \u6839\u64da\u61c9\u7528\u9700\u6c42\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u5b57\u985e\u578b\u4ee5\u78ba\u4fdd\u8a08\u7b97\u7684\u6e96\u78ba\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-TCYDLlOpOt\">\u7d50\u8ad6<\/h2>\n<p>Access\u6578\u64da\u5eab\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u5b57\u985e\u578b\uff0c\u4ee5\u6eff\u8db3\u4e0d\u540c\u7684\u61c9\u7528\u9700\u6c42\u3002\u4e86\u89e3\u9019\u4e9b\u6578\u5b57\u985e\u578b\u7684\u7279\u6027\u548c\u9069\u7528\u5834\u666f\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u5728\u8a2d\u8a08\u6578\u64da\u5eab\u6642\u505a\u51fa\u66f4\u660e\u667a\u7684\u9078\u64c7\u3002\u9078\u64c7\u5408\u9069\u7684\u6578\u5b57\u985e\u578b\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u5b8c\u6574\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u548c\u5176\u4ed6\u6280\u8853\u89e3\u6c7a\u65b9\u6848\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 <a href=\"https:\/\/server.hk\">Server.HK<\/a>\uff0c\u63a2\u7d22\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u670d\u52d9\u53ca\u5176\u4ed6\u7522\u54c1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3Access\u6578\u64da\u5eab\u4e2d\u7684\u6578\u5b57\u985e\u578b\u53ca\u5176\u61c9\u7528\uff0c\u638c\u63e1\u6578\u64da\u7ba1\u7406\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-58297","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/58297","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=58297"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/58297\/revisions"}],"predecessor-version":[{"id":58298,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/58297\/revisions\/58298"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=58297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=58297"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=58297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}