{"id":167807,"date":"2024-11-06T07:34:16","date_gmt":"2024-11-05T23:34:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167807\/"},"modified":"2024-11-06T07:34:17","modified_gmt":"2024-11-05T23:34:17","slug":"%e5%88%a9%e7%94%a8%e6%9b%bf%e6%8f%9b%e8%ae%8a%e9%87%8f%e6%8f%90%e9%ab%98oracle%e4%ba%92%e5%8b%95%e6%80%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167807\/","title":{"rendered":"\u5229\u7528\u66ff\u63db\u8b8a\u91cf\u63d0\u9ad8Oracle\u4e92\u52d5\u6027"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8%e6%9b%bf%e6%8f%9b%e8%ae%8a%e9%87%8f%e6%8f%90%e9%ab%98oracle%e4%ba%92%e5%8b%95%e6%80%a7-PBsmNuGCOC\">\u5229\u7528\u66ff\u63db\u8b8a\u91cf\u63d0\u9ad8Oracle\u4e92\u52d5\u6027<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0cOracle\u6578\u64da\u5eab\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u7ba1\u7406\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u696d\u52d9\u5834\u666f\u4e2d\u3002\u70ba\u4e86\u63d0\u9ad8\u7528\u6236\u8207\u6578\u64da\u5eab\u4e4b\u9593\u7684\u4e92\u52d5\u6027\uff0c\u66ff\u63db\u8b8a\u91cf\uff08Bind Variables\uff09\u662f\u4e00\u500b\u975e\u5e38\u6709\u6548\u7684\u6280\u8853\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u66ff\u63db\u8b8a\u91cf\u7684\u6982\u5ff5\u3001\u512a\u52e2\u4ee5\u53ca\u5982\u4f55\u5728Oracle\u4e2d\u5be6\u73fe\u5b83\u5011\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%9b%bf%e6%8f%9b%e8%ae%8a%e9%87%8f%ef%bc%9f-PBsmNuGCOC\">\u4ec0\u9ebc\u662f\u66ff\u63db\u8b8a\u91cf\uff1f<\/h2>\n<p>\u66ff\u63db\u8b8a\u91cf\u662f\u6307\u5728SQL\u67e5\u8a62\u4e2d\u4f7f\u7528\u4f54\u4f4d\u7b26\u4f86\u4ee3\u66ff\u5177\u9ad4\u7684\u503c\u3002\u9019\u4e9b\u4f54\u4f4d\u7b26\u5728\u67e5\u8a62\u57f7\u884c\u6642\u88ab\u5177\u9ad4\u7684\u503c\u6240\u66ff\u63db\u3002\u9019\u7a2e\u6280\u8853\u4e0d\u50c5\u53ef\u4ee5\u63d0\u9ad8\u67e5\u8a62\u7684\u9748\u6d3b\u6027\uff0c\u9084\u80fd\u589e\u5f37\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e6%9b%bf%e6%8f%9b%e8%ae%8a%e9%87%8f%e7%9a%84%e5%84%aa%e5%8b%a2-PBsmNuGCOC\">\u66ff\u63db\u8b8a\u91cf\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u6027\u80fd\u63d0\u5347\uff1a<\/strong>\u4f7f\u7528\u66ff\u63db\u8b8a\u91cf\u53ef\u4ee5\u6e1b\u5c11SQL\u89e3\u6790\u7684\u6b21\u6578\uff0c\u56e0\u70ba\u76f8\u540c\u7684\u67e5\u8a62\u8a08\u5283\u53ef\u4ee5\u91cd\u8907\u4f7f\u7528\u3002\u9019\u5c0d\u65bc\u983b\u7e41\u57f7\u884c\u7684\u67e5\u8a62\u7279\u5225\u6709\u6548\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\u589e\u5f37\uff1a<\/strong>\u66ff\u63db\u8b8a\u91cf\u53ef\u4ee5\u6709\u6548\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\u3002\u7531\u65bc\u7528\u6236\u8f38\u5165\u7684\u6578\u64da\u4e0d\u6703\u76f4\u63a5\u62fc\u63a5\u5230SQL\u8a9e\u53e5\u4e2d\uff0c\u56e0\u6b64\u53ef\u4ee5\u964d\u4f4e\u5b89\u5168\u98a8\u96aa\u3002<\/li>\n<li><strong>\u4ee3\u78bc\u53ef\u8b80\u6027\uff1a<\/strong>\u4f7f\u7528\u66ff\u63db\u8b8a\u91cf\u53ef\u4ee5\u4f7fSQL\u67e5\u8a62\u66f4\u52a0\u6e05\u6670\u6613\u61c2\uff0c\u56e0\u70ba\u67e5\u8a62\u7684\u7d50\u69cb\u4e0d\u6703\u56e0\u70ba\u5177\u9ad4\u7684\u6578\u64da\u800c\u8b8a\u5f97\u8907\u96dc\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8oracle%e4%b8%ad%e4%bd%bf%e7%94%a8%e6%9b%bf%e6%8f%9b%e8%ae%8a%e9%87%8f-PBsmNuGCOC\">\u5982\u4f55\u5728Oracle\u4e2d\u4f7f\u7528\u66ff\u63db\u8b8a\u91cf<\/h2>\n<p>\u5728Oracle\u4e2d\uff0c\u4f7f\u7528\u66ff\u63db\u8b8a\u91cf\u975e\u5e38\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728PL\/SQL\u4e2d\u4f7f\u7528\u66ff\u63db\u8b8a\u91cf\uff1a<\/p>\n<pre><code>\nDECLARE\n    v_employee_name VARCHAR2(100);\nBEGIN\n    -- \u4f7f\u7528\u66ff\u63db\u8b8a\u91cf\n    v_employee_name := '&amp;employee_name';\n    \n    -- \u67e5\u8a62\u54e1\u5de5\u4fe1\u606f\n    FOR rec IN (SELECT * FROM employees WHERE name = v_employee_name) LOOP\n        DBMS_OUTPUT.PUT_LINE('Employee ID: ' || rec.employee_id || ', Name: ' || rec.name);\n    END LOOP;\nEND;\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c`&amp;employee_name`\u5c31\u662f\u4e00\u500b\u66ff\u63db\u8b8a\u91cf\u3002\u5728\u57f7\u884c\u9019\u6bb5\u4ee3\u78bc\u6642\uff0c\u7cfb\u7d71\u6703\u63d0\u793a\u7528\u6236\u8f38\u5165\u5177\u9ad4\u7684\u54e1\u5de5\u540d\u7a31\uff0c\u7136\u5f8c\u5c07\u5176\u66ff\u63db\u5230\u67e5\u8a62\u4e2d\u3002<\/p>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-PBsmNuGCOC\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u4f7f\u7528\u66ff\u63db\u8b8a\u91cf\u6642\uff0c\u6709\u5e7e\u500b\u6700\u4f73\u5be6\u8e10\u9700\u8981\u9075\u5faa\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u9069\u7576\u7684\u6578\u64da\u985e\u578b\uff1a<\/strong>\u78ba\u4fdd\u66ff\u63db\u8b8a\u91cf\u7684\u6578\u64da\u985e\u578b\u8207\u6578\u64da\u5eab\u4e2d\u7684\u5b57\u6bb5\u985e\u578b\u76f8\u5339\u914d\uff0c\u4ee5\u907f\u514d\u985e\u578b\u4e0d\u5339\u914d\u7684\u932f\u8aa4\u3002<\/li>\n<li><strong>\u907f\u514d\u904e\u5ea6\u4f7f\u7528\uff1a<\/strong>\u96d6\u7136\u66ff\u63db\u8b8a\u91cf\u6709\u5f88\u591a\u512a\u52e2\uff0c\u4f46\u904e\u5ea6\u4f7f\u7528\u53ef\u80fd\u6703\u5c0e\u81f4\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u4e0b\u964d\u3002\u61c9\u6839\u64da\u5be6\u969b\u9700\u6c42\u5408\u7406\u4f7f\u7528\u3002<\/li>\n<li><strong>\u6e2c\u8a66\u6027\u80fd\uff1a<\/strong>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u61c9\u5b9a\u671f\u6e2c\u8a66\u4f7f\u7528\u66ff\u63db\u8b8a\u91cf\u7684\u67e5\u8a62\u6027\u80fd\uff0c\u4ee5\u78ba\u4fdd\u5176\u80fd\u5920\u9054\u5230\u9810\u671f\u7684\u6548\u679c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-PBsmNuGCOC\">\u7d50\u8ad6<\/h2>\n<p>\u66ff\u63db\u8b8a\u91cf\u662f\u4e00\u7a2e\u63d0\u9ad8Oracle\u6578\u64da\u5eab\u4e92\u52d5\u6027\u7684\u91cd\u8981\u6280\u8853\u3002\u901a\u904e\u5408\u7406\u4f7f\u7528\u66ff\u63db\u8b8a\u91cf\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63d0\u5347\u67e5\u8a62\u6027\u80fd\u3001\u589e\u5f37\u5b89\u5168\u6027\u4e26\u63d0\u9ad8\u4ee3\u78bc\u7684\u53ef\u8b80\u6027\u3002\u96a8\u8457\u6578\u64da\u5eab\u61c9\u7528\u7684\u65e5\u76ca\u589e\u9577\uff0c\u638c\u63e1\u9019\u4e00\u6280\u8853\u5c07\u5c0d\u958b\u767c\u8005\u7684\u5de5\u4f5c\u5927\u6709\u88e8\u76ca\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\uff0c\u6eff\u8db3\u4e0d\u540c\u696d\u52d9\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u7db2\u7ad9\u6258\u7ba1\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> 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