{"id":179730,"date":"2024-11-09T04:19:23","date_gmt":"2024-11-08T20:19:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179730\/"},"modified":"2024-11-09T04:19:24","modified_gmt":"2024-11-08T20:19:24","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-vfp-%e4%b8%ad%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b8%85%e7%90%86-%e6%b8%85%e7%90%86%e6%95%b8%e6%93%9a%e5%ba%ab%e5%9c%a8%e5%93%aa%e8%a3%a1-vfp","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179730\/","title":{"rendered":"\u5982\u4f55\u5728 VFP \u4e2d\u9032\u884c\u6578\u64da\u5eab\u6e05\u7406 (\u6e05\u7406\u6578\u64da\u5eab\u5728\u54ea\u88e1 vfp)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8-vfp-%e4%b8%ad%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b8%85%e7%90%86-NAnskzgJfU\">\u5982\u4f55\u5728 VFP \u4e2d\u9032\u884c\u6578\u64da\u5eab\u6e05\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 Visual FoxPro (VFP) \u9032\u884c\u6578\u64da\u5eab\u7ba1\u7406\u6642\uff0c\u6578\u64da\u5eab\u7684\u6e05\u7406\u662f\u4e00\u500b\u91cd\u8981\u7684\u6b65\u9a5f\u3002\u96a8\u8457\u6642\u9593\u7684\u63a8\u79fb\uff0c\u6578\u64da\u5eab\u4e2d\u53ef\u80fd\u6703\u7a4d\u7d2f\u5927\u91cf\u7684\u7121\u7528\u6578\u64da\uff0c\u9019\u4e0d\u50c5\u6703\u5f71\u97ff\u6027\u80fd\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u7684\u5b8c\u6574\u6027\u554f\u984c\u3002\u56e0\u6b64\uff0c\u5b9a\u671f\u9032\u884c\u6578\u64da\u5eab\u6e05\u7406\u662f\u7dad\u8b77\u6578\u64da\u5eab\u5065\u5eb7\u7684\u91cd\u8981\u63aa\u65bd\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b8%85%e7%90%86%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-NAnskzgJfU\">\u6578\u64da\u5eab\u6e05\u7406\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u6578\u64da\u5eab\u6e05\u7406\u7684\u4e3b\u8981\u76ee\u7684\u662f\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\uff0c\u91cb\u653e\u5b58\u5132\u7a7a\u9593\uff0c\u4e26\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6e05\u7406\u6578\u64da\u5eab\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u63d0\u9ad8\u6027\u80fd\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u52a0\uff0c\u67e5\u8a62\u548c\u64cd\u4f5c\u7684\u901f\u5ea6\u53ef\u80fd\u6703\u8b8a\u6162\u3002\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u932f\u8aa4\uff1a<\/strong>\u904e\u591a\u7684\u6578\u64da\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u5197\u9918\u548c\u4e0d\u4e00\u81f4\uff0c\u9019\u6703\u589e\u52a0\u51fa\u932f\u7684\u6a5f\u6703\u3002<\/li>\n<li><strong>\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\uff1a<\/strong>\u522a\u9664\u4e0d\u9700\u8981\u7684\u6578\u64da\u53ef\u4ee5\u91cb\u653e\u5b58\u5132\u7a7a\u9593\uff0c\u964d\u4f4e\u5b58\u5132\u6210\u672c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9c%a8-vfp-%e4%b8%ad%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b8%85%e7%90%86%e7%9a%84%e6%ad%a5%e9%a9%9f-NAnskzgJfU\">\u5728 VFP \u4e2d\u9032\u884c\u6578\u64da\u5eab\u6e05\u7406\u7684\u6b65\u9a5f<\/h2>\n<p>\u5728 VFP \u4e2d\u9032\u884c\u6578\u64da\u5eab\u6e05\u7406\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e6%b8%85%e7%90%86%e7%9a%84%e7%af%84%e5%9c%8d-NAnskzgJfU\">1. \u78ba\u5b9a\u6e05\u7406\u7684\u7bc4\u570d<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u5b9a\u54ea\u4e9b\u6578\u64da\u9700\u8981\u88ab\u6e05\u7406\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5206\u6790\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u4f86\u5b8c\u6210\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u67e5\u627e\u904e\u671f\u7684\u8a18\u9304\u3001\u91cd\u8907\u7684\u6578\u64da\u6216\u4e0d\u518d\u9700\u8981\u7684\u6b77\u53f2\u6578\u64da\u3002<\/p>\n<h3 id=\"2-%e5%82%99%e4%bb%bd%e6%95%b8%e6%93%9a%e5%ba%ab-NAnskzgJfU\">2. \u5099\u4efd\u6578\u64da\u5eab<\/h3>\n<p>\u5728\u9032\u884c\u4efb\u4f55\u6e05\u7406\u64cd\u4f5c\u4e4b\u524d\uff0c\u52d9\u5fc5\u5099\u4efd\u6578\u64da\u5eab\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u51fa\u73fe\u554f\u984c\u6642\uff0c\u60a8\u53ef\u4ee5\u6062\u5fa9\u5230\u4e4b\u524d\u7684\u72c0\u614b\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8-sql-%e8%aa%9e%e5%8f%a5%e9%80%b2%e8%a1%8c%e6%b8%85%e7%90%86-NAnskzgJfU\">3. \u4f7f\u7528 SQL \u8a9e\u53e5\u9032\u884c\u6e05\u7406<\/h3>\n<p>\u5728 VFP \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 SQL \u8a9e\u53e5\u4f86\u522a\u9664\u4e0d\u9700\u8981\u7684\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u522a\u9664\u904e\u671f\u7684\u8a18\u9304\uff1a<\/p>\n<pre><code>DELETE FROM your_table WHERE expiration_date &lt; DATE()<\/code><\/pre>\n<p>\u9019\u689d\u8a9e\u53e5\u5c07\u522a\u9664\u6240\u6709\u904e\u671f\u7684\u8a18\u9304\u3002\u8acb\u6839\u64da\u60a8\u7684\u6578\u64da\u5eab\u7d50\u69cb\u548c\u9700\u6c42\u8abf\u6574 SQL \u8a9e\u53e5\u3002<\/p>\n<h3 id=\"4-%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e5%ba%ab-NAnskzgJfU\">4. \u512a\u5316\u6578\u64da\u5eab<\/h3>\n<p>\u5728\u522a\u9664\u4e0d\u9700\u8981\u7684\u6578\u64da\u5f8c\uff0c\u5efa\u8b70\u57f7\u884c\u6578\u64da\u5eab\u7684\u512a\u5316\u64cd\u4f5c\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5b8c\u6210\uff1a<\/p>\n<pre><code>PACK your_table<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u58d3\u7e2e\u6578\u64da\u5eab\uff0c\u91cb\u653e\u88ab\u522a\u9664\u8a18\u9304\u4f54\u7528\u7684\u7a7a\u9593\u3002<\/p>\n<h3 id=\"5-%e5%ae%9a%e6%9c%9f%e6%aa%a2%e6%9f%a5%e5%92%8c%e7%b6%ad%e8%ad%b7-NAnskzgJfU\">5. \u5b9a\u671f\u6aa2\u67e5\u548c\u7dad\u8b77<\/h3>\n<p>\u6578\u64da\u5eab\u6e05\u7406\u4e0d\u662f\u4e00\u6b21\u6027\u7684\u4efb\u52d9\uff0c\u800c\u662f\u9700\u8981\u5b9a\u671f\u9032\u884c\u7684\u7dad\u8b77\u5de5\u4f5c\u3002\u5efa\u8b70\u8a2d\u7f6e\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406\u7684\u8a08\u5283\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u59cb\u7d42\u4fdd\u6301\u6700\u4f73\u72c0\u614b\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-NAnskzgJfU\">\u7d50\u8ad6<\/h2>\n<p>\u5728 VFP \u4e2d\u9032\u884c\u6578\u64da\u5eab\u6e05\u7406\u662f\u4e00\u500b\u91cd\u8981\u7684\u7dad\u8b77\u6b65\u9a5f\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u6027\u80fd\uff0c\u6e1b\u5c11\u932f\u8aa4\u4e26\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u3002\u901a\u904e\u78ba\u5b9a\u6e05\u7406\u7bc4\u570d\u3001\u5099\u4efd\u6578\u64da\u3001\u4f7f\u7528 SQL \u8a9e\u53e5\u9032\u884c\u6e05\u7406\u3001\u512a\u5316\u6578\u64da\u5eab\u4ee5\u53ca\u5b9a\u671f\u6aa2\u67e5\u548c\u7dad\u8b77\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u5065\u5eb7\u904b\u884c\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728 VFP \u4e2d\u6709\u6548\u9032\u884c\u6578\u64da\u5eab\u6e05\u7406\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\uff0c\u78ba\u4fdd\u6578\u64da\u6e96\u78ba\u6027\u8207\u5b8c\u6574\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-179730","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179730","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=179730"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179730\/revisions"}],"predecessor-version":[{"id":179731,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179730\/revisions\/179731"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179730"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179730"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179730"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}