{"id":96364,"date":"2024-10-20T08:48:16","date_gmt":"2024-10-20T00:48:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96364\/"},"modified":"2024-10-20T08:48:17","modified_gmt":"2024-10-20T00:48:17","slug":"pb%e7%a8%8b%e5%ba%8f%e4%b8%ad%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%e6%aa%a2%e7%b4%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%99%82%e7%9a%84%e5%8f%83%e6%95%b8%e5%95%8f%e9%a1%8c-pb%e6%aa%a2%e7%b4%a2%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96364\/","title":{"rendered":"Pb\u7a0b\u5e8f\u4e2d\u5982\u4f55\u89e3\u6c7a\u6aa2\u7d22\u6578\u64da\u5eab\u6642\u7684\u53c3\u6578\u554f\u984c (pb\u6aa2\u7d22\u6578\u64da\u5eab\u6642\u53c3\u6578\u554f\u984c)"},"content":{"rendered":"<h1 id=\"pb%e7%a8%8b%e5%ba%8f%e4%b8%ad%e5%a6%82%e4%bd%95%e8%a7%a3%e6%b1%ba%e6%aa%a2%e7%b4%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e6%99%82%e7%9a%84%e5%8f%83%e6%95%b8%e5%95%8f%e9%a1%8c-zoutlXoVAH\">Pb\u7a0b\u5e8f\u4e2d\u5982\u4f55\u89e3\u6c7a\u6aa2\u7d22\u6578\u64da\u5eab\u6642\u7684\u53c3\u6578\u554f\u984c<\/h1>\n<p>\u5728\u958b\u767c\u61c9\u7528\u7a0b\u5e8f\u6642\uff0c\u6578\u64da\u5eab\u7684\u6aa2\u7d22\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u7279\u5225\u662f\u5728\u4f7f\u7528PowerBuilder\uff08Pb\uff09\u9032\u884c\u958b\u767c\u6642\uff0c\u958b\u767c\u8005\u7d93\u5e38\u6703\u9047\u5230\u6aa2\u7d22\u6578\u64da\u5eab\u6642\u7684\u53c3\u6578\u554f\u984c\u3002\u9019\u4e9b\u554f\u984c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u6aa2\u7d22\u4e0d\u6b63\u78ba\u6216\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u6b64\u4e86\u89e3\u5982\u4f55\u6709\u6548\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e5%8f%83%e6%95%b8%e5%95%8f%e9%a1%8c%e7%9a%84%e5%b8%b8%e8%a6%8b%e9%a1%9e%e5%9e%8b-zoutlXoVAH\">\u53c3\u6578\u554f\u984c\u7684\u5e38\u898b\u985e\u578b<\/h2>\n<p>\u5728Pb\u4e2d\uff0c\u6aa2\u7d22\u6578\u64da\u5eab\u6642\u7684\u53c3\u6578\u554f\u984c\u4e3b\u8981\u53ef\u4ee5\u5206\u70ba\u4ee5\u4e0b\u5e7e\u985e\uff1a<\/p>\n<ul>\n<li><strong>\u53c3\u6578\u985e\u578b\u4e0d\u5339\u914d\uff1a<\/strong>\u7576\u50b3\u905e\u7684\u53c3\u6578\u985e\u578b\u8207\u6578\u64da\u5eab\u4e2d\u5b9a\u7fa9\u7684\u985e\u578b\u4e0d\u4e00\u81f4\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u932f\u8aa4\u3002<\/li>\n<li><strong>\u7f3a\u5c11\u5fc5\u8981\u7684\u53c3\u6578\uff1a<\/strong>\u5982\u679c\u5728\u57f7\u884c\u67e5\u8a62\u6642\u672a\u63d0\u4f9b\u6240\u6709\u5fc5\u8981\u7684\u53c3\u6578\uff0c\u5247\u67e5\u8a62\u53ef\u80fd\u7121\u6cd5\u6b63\u78ba\u57f7\u884c\u3002<\/li>\n<li><strong>SQL\u8a9e\u6cd5\u932f\u8aa4\uff1a<\/strong>\u5728\u69cb\u5efaSQL\u67e5\u8a62\u6642\uff0c\u8a9e\u6cd5\u932f\u8aa4\u6703\u5c0e\u81f4\u67e5\u8a62\u5931\u6557\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-zoutlXoVAH\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e7%a2%ba%e4%bf%9d%e5%8f%83%e6%95%b8%e9%a1%9e%e5%9e%8b%e5%8c%b9%e9%85%8d-zoutlXoVAH\">1. \u78ba\u4fdd\u53c3\u6578\u985e\u578b\u5339\u914d<\/h3>\n<p>\u5728\u9032\u884c\u6578\u64da\u6aa2\u7d22\u6642\uff0c\u9996\u5148\u8981\u78ba\u4fdd\u50b3\u905e\u7684\u53c3\u6578\u985e\u578b\u8207\u6578\u64da\u5eab\u4e2d\u5b9a\u7fa9\u7684\u985e\u578b\u4e00\u81f4\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6578\u64da\u5eab\u4e2d\u7684\u67d0\u500b\u5b57\u6bb5\u662f\u6574\u6578\u985e\u578b\uff0c\u5247\u5728Pb\u4e2d\u50b3\u905e\u7684\u53c3\u6578\u4e5f\u5fc5\u9808\u662f\u6574\u6578\u985e\u578b\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nstring ls_sql\ninteger li_id\n\nli_id = 123\nls_sql = \"SELECT * FROM users WHERE id = :li_id\"\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u78ba\u4fddli_id\u7684\u985e\u578b\u70ba\u6574\u6578\uff0c\u9019\u6a23\u624d\u80fd\u6b63\u78ba\u57f7\u884c\u67e5\u8a62\u3002<\/p>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e5%bf%85%e8%a6%81%e7%9a%84%e5%8f%83%e6%95%b8-zoutlXoVAH\">2. \u6aa2\u67e5\u5fc5\u8981\u7684\u53c3\u6578<\/h3>\n<p>\u5728\u57f7\u884c\u67e5\u8a62\u4e4b\u524d\uff0c\u61c9\u6aa2\u67e5\u6240\u6709\u5fc5\u8981\u7684\u53c3\u6578\u662f\u5426\u5df2\u6b63\u78ba\u8a2d\u7f6e\u3002\u53ef\u4ee5\u4f7f\u7528\u689d\u4ef6\u8a9e\u53e5\u4f86\u78ba\u4fdd\u6240\u6709\u53c3\u6578\u90fd\u5df2\u63d0\u4f9b\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\nif isnull(li_id) then\n    messagebox(\"\u932f\u8aa4\", \"\u8acb\u63d0\u4f9b\u7528\u6236ID\")\n    return\nend if\n<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u56e0\u7f3a\u5c11\u53c3\u6578\u800c\u5c0e\u81f4\u7684\u67e5\u8a62\u5931\u6557\u3002<\/p>\n<h3 id=\"3-%e8%aa%9e%e6%b3%95%e6%aa%a2%e6%9f%a5-zoutlXoVAH\">3. \u8a9e\u6cd5\u6aa2\u67e5<\/h3>\n<p>\u5728\u69cb\u5efaSQL\u67e5\u8a62\u6642\uff0c\u61c9\u4ed4\u7d30\u6aa2\u67e5\u8a9e\u6cd5\u662f\u5426\u6b63\u78ba\u3002\u53ef\u4ee5\u4f7f\u7528SQL\u958b\u767c\u5de5\u5177\u4f86\u6e2c\u8a66\u67e5\u8a62\uff0c\u78ba\u4fdd\u5176\u5728\u6578\u64da\u5eab\u4e2d\u80fd\u5920\u6b63\u78ba\u57f7\u884c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u6b63\u78ba\u7684SQL\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nls_sql = \"SELECT name, email FROM users WHERE id = :li_id\"\n<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\u78ba\u4fddSQL\u8a9e\u6cd5\u6b63\u78ba\uff0c\u4e26\u4e14\u6240\u6709\u5b57\u6bb5\u540d\u7a31\u90fd\u8207\u6578\u64da\u5eab\u4e2d\u7684\u5b9a\u7fa9\u4e00\u81f4\u3002<\/p>\n<h2 id=\"%e6%80%a7%e8%83%bd%e8%80%83%e9%87%8f-zoutlXoVAH\">\u6027\u80fd\u8003\u91cf<\/h2>\n<p>\u9664\u4e86\u53c3\u6578\u554f\u984c\u5916\uff0c\u9084\u9700\u8981\u8003\u616e\u67e5\u8a62\u7684\u6027\u80fd\u3002\u4f7f\u7528\u9069\u7576\u7684\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002\u6b64\u5916\uff0c\u907f\u514d\u5728\u67e5\u8a62\u4e2d\u4f7f\u7528\u904e\u591a\u7684JOIN\u64cd\u4f5c\uff0c\u56e0\u70ba\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zoutlXoVAH\">\u7e3d\u7d50<\/h2>\n<p>\u5728PowerBuilder\u4e2d\u89e3\u6c7a\u6aa2\u7d22\u6578\u64da\u5eab\u6642\u7684\u53c3\u6578\u554f\u984c\u9700\u8981\u958b\u767c\u8005\u4ed4\u7d30\u6aa2\u67e5\u53c3\u6578\u985e\u578b\u3001\u78ba\u4fdd\u6240\u6709\u5fc5\u8981\u7684\u53c3\u6578\u90fd\u5df2\u63d0\u4f9b\uff0c\u4ee5\u53ca\u6aa2\u67e5SQL\u8a9e\u6cd5\u7684\u6b63\u78ba\u6027\u3002\u901a\u904e\u9019\u4e9b\u6b65\u9a5f\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u6578\u64da\u6aa2\u7d22\u7684\u6e96\u78ba\u6027\u548c\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5728PB\u7a0b\u5e8f\u4e2d\u6709\u6548\u89e3\u6c7a\u6aa2\u7d22\u6578\u64da\u5eab\u6642\u7684\u53c3\u6578\u554f\u984c\uff0c\u63d0\u5347\u6578\u64da\u67e5\u8a62\u7684\u6e96\u78ba\u6027\u8207\u6548\u7387\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-96364","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96364","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=96364"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96364\/revisions"}],"predecessor-version":[{"id":96365,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96364\/revisions\/96365"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96364"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96364"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96364"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}