{"id":98038,"date":"2024-10-20T23:15:17","date_gmt":"2024-10-20T15:15:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98038\/"},"modified":"2024-10-20T23:15:18","modified_gmt":"2024-10-20T15:15:18","slug":"redis-%e6%9f%a5%e7%9c%8b-db2-%e4%b8%80%e6%ac%a1%e6%80%a7%e6%90%9e%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98038\/","title":{"rendered":"Redis \u67e5\u770b DB2 \u4e00\u6b21\u6027\u641e\u5b9a"},"content":{"rendered":"<h1 id=\"redis-%e6%9f%a5%e7%9c%8b-db2-%e4%b8%80%e6%ac%a1%e6%80%a7%e6%90%9e%e5%ae%9a-gDnvTqkvgV\">Redis \u67e5\u770b DB2 \u4e00\u6b21\u6027\u641e\u5b9a<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5e38\u88ab\u7528\u65bc\u52a0\u901f\u6578\u64da\u5b58\u53d6\u3002\u800c DB2 \u4f5c\u70ba IBM \u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u5247\u5728\u4f01\u696d\u7d1a\u61c9\u7528\u4e2d\u5ee3\u6cdb\u4f7f\u7528\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528 Redis \u4f86\u4e00\u6b21\u6027\u67e5\u770b DB2 \u4e2d\u7684\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis-%e8%88%87-db2-%e7%9a%84%e6%95%b4%e5%90%88-gDnvTqkvgV\">Redis \u8207 DB2 \u7684\u6574\u5408<\/h2>\n<p>Redis \u548c DB2 \u7684\u6574\u5408\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u65b9\u5f0f\u5be6\u73fe\uff0c\u6700\u5e38\u898b\u7684\u65b9\u5f0f\u662f\u4f7f\u7528\u4e2d\u4ecb\u5c64\u4f86\u9032\u884c\u6578\u64da\u7684\u8b80\u53d6\u548c\u5beb\u5165\u3002\u9019\u6a23\u7684\u67b6\u69cb\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5b58\u53d6\u7684\u901f\u5ea6\uff0c\u9084\u80fd\u6e1b\u5c11 DB2 \u7684\u8ca0\u64d4\u3002<\/p>\n<h3 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87-redis%ef%bc%9f-gDnvTqkvgV\">\u70ba\u4ec0\u9ebc\u9078\u64c7 Redis\uff1f<\/h3>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u662f\u5167\u5b58\u6578\u64da\u5eab\uff0c\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u6975\u5feb\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u7b49\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>\u652f\u6301\u6578\u64da\u6301\u4e45\u5316\uff0c\u907f\u514d\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%be%9e-db2-%e4%b8%ad%e6%8f%90%e5%8f%96%e6%95%b8%e6%93%9a%e5%88%b0-redis-gDnvTqkvgV\">\u5982\u4f55\u5f9e DB2 \u4e2d\u63d0\u53d6\u6578\u64da\u5230 Redis<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5f9e DB2 \u4e2d\u63d0\u53d6\u6578\u64da\u4e26\u5b58\u5132\u5230 Redis \u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u9023\u63a5\u5230 DB2 \u6578\u64da\u5eab\u3002<\/li>\n<li>\u57f7\u884c SQL \u67e5\u8a62\u4ee5\u7372\u53d6\u6240\u9700\u6578\u64da\u3002<\/li>\n<li>\u5c07\u67e5\u8a62\u7d50\u679c\u5b58\u5132\u5230 Redis \u4e2d\u3002<\/li>\n<\/ol>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-gDnvTqkvgV\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<pre><code>import redis\nimport ibm_db\n\n# \u9023\u63a5\u5230 DB2\nconn = ibm_db.connect(\"DATABASE=your_db;HOSTNAME=your_host;PORT=your_port;PROTOCOL=TCPIP;UID=your_user;PWD=your_password;\", \"\", \"\")\n\n# \u9023\u63a5\u5230 Redis\nr = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u57f7\u884c SQL \u67e5\u8a62\nsql = \"SELECT * FROM your_table\"\nstmt = ibm_db.exec_immediate(conn, sql)\n\n# \u5c07\u6578\u64da\u5b58\u5132\u5230 Redis\nwhile ibm_db.fetch_row(stmt):\n    key = ibm_db.result(stmt, 0)  # \u5047\u8a2d\u7b2c\u4e00\u5217\u662f\u4e3b\u9375\n    value = ibm_db.result(stmt, 1)  # \u5047\u8a2d\u7b2c\u4e8c\u5217\u662f\u9700\u8981\u5b58\u5132\u7684\u6578\u64da\n    r.set(key, value)\n\n# \u95dc\u9589\u9023\u63a5\nibm_db.close(conn)\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u9023\u63a5\u5230 DB2 \u6578\u64da\u5eab\uff0c\u7136\u5f8c\u57f7\u884c SQL \u67e5\u8a62\u4ee5\u7372\u53d6\u6578\u64da\u3002\u63a5\u8457\uff0c\u6211\u5011\u5c07\u67e5\u8a62\u7d50\u679c\u9010\u884c\u5b58\u5132\u5230 Redis \u4e2d\u3002\u9019\u6a23\u4e00\u4f86\uff0c\u7576\u9700\u8981\u8a2a\u554f\u9019\u4e9b\u6578\u64da\u6642\uff0c\u6211\u5011\u53ef\u4ee5\u76f4\u63a5\u5f9e Redis \u4e2d\u5feb\u901f\u7372\u53d6\u3002<\/p>\n<h2 id=\"%e5%be%9e-redis-%e4%b8%ad%e6%9f%a5%e7%9c%8b%e6%95%b8%e6%93%9a-gDnvTqkvgV\">\u5f9e Redis \u4e2d\u67e5\u770b\u6578\u64da<\/h2>\n<p>\u4e00\u65e6\u6578\u64da\u88ab\u5b58\u5132\u5230 Redis \u4e2d\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u67e5\u770b\u548c\u64cd\u4f5c\u9019\u4e9b\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u7684 Redis \u547d\u4ee4\uff1a<\/p>\n<ul>\n<li><code>GET key<\/code>\uff1a\u7372\u53d6\u6307\u5b9a\u9375\u7684\u503c\u3002<\/li>\n<li><code>KEYS *<\/code>\uff1a\u5217\u51fa\u6240\u6709\u9375\u3002<\/li>\n<li><code>DEL key<\/code>\uff1a\u522a\u9664\u6307\u5b9a\u9375\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e5%91%bd%e4%bb%a4-gDnvTqkvgV\">\u793a\u4f8b\u547d\u4ee4<\/h3>\n<pre><code># \u7372\u53d6\u9375\u70ba 'example_key' \u7684\u503c\nvalue = r.get('example_key')\n\n# \u5217\u51fa\u6240\u6709\u9375\nall_keys = r.keys('*')\n\n# \u522a\u9664\u9375\u70ba 'example_key' \u7684\u6578\u64da\nr.delete('example_key')\n<\/code><\/pre>\n<p>\u9019\u4e9b\u547d\u4ee4\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u9748\u6d3b\u5730\u7ba1\u7406\u548c\u67e5\u770b\u5b58\u5132\u5728 Redis \u4e2d\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-gDnvTqkvgV\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u5c07 Redis \u8207 DB2 \u6574\u5408\uff0c\u4f01\u696d\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5b58\u53d6\u7684\u6548\u7387\u3002\u5229\u7528 Redis \u7684\u9ad8\u6027\u80fd\u7279\u6027\uff0c\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u5730\u5f9e DB2 \u4e2d\u63d0\u53d6\u6578\u64da\u4e26\u9032\u884c\u5b58\u5132\uff0c\u5f9e\u800c\u5be6\u73fe\u9ad8\u6548\u7684\u6578\u64da\u7ba1\u7406\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5feb\u901f\u638c\u63e1\u5982\u4f55\u4f7f\u7528 Redis \u67e5\u770b DB2 \u6570\u636e\u5e93\uff0c\u8f7b\u677e\u5b9e\u73b0\u4e00\u6b21\u6027\u64cd\u4f5c\uff0c\u63d0\u5347\u6570\u636e\u7ba1\u7406\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-98038","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98038","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=98038"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98038\/revisions"}],"predecessor-version":[{"id":98039,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98038\/revisions\/98039"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98038"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98038"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}