{"id":18617,"date":"2026-11-06T11:19:31","date_gmt":"2026-11-06T03:19:31","guid":{"rendered":"https:\/\/dguan.com.cn\/eqiguan\/product\/%e6%b6%9b%e6%80%9d%e6%95%b0%e6%8d%ae-%e4%b8%ba%e4%bb%80%e4%b9%88%e6%97%b6%e5%ba%8f%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%8e%8b%e7%bc%a9%e7%8e%87%e8%83%bd%e5%88%b0201\/"},"modified":"2026-11-06T11:19:31","modified_gmt":"2026-11-06T03:19:31","slug":"%e6%b6%9b%e6%80%9d%e6%95%b0%e6%8d%ae-%e4%b8%ba%e4%bb%80%e4%b9%88%e6%97%b6%e5%ba%8f%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%8e%8b%e7%bc%a9%e7%8e%87%e8%83%bd%e5%88%b0201","status":"publish","type":"product","link":"https:\/\/dguan.com.cn\/eqiguan\/product\/%e6%b6%9b%e6%80%9d%e6%95%b0%e6%8d%ae-%e4%b8%ba%e4%bb%80%e4%b9%88%e6%97%b6%e5%ba%8f%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9a%84%e5%8e%8b%e7%bc%a9%e7%8e%87%e8%83%bd%e5%88%b0201\/","title":{"rendered":"\u6d9b\u601d\u6570\u636e \u4e3a\u4ec0\u4e48\u65f6\u5e8f\u6570\u636e\u5e93\u7684\u538b\u7f29\u7387\u80fd\u523020:1"},"content":{"rendered":"

\u65f6\u5e8f\u6570\u636e\u7684\u9ad8\u538b\u7f29\u7387\u4e0d\u662f\u4e00\u4e2a\u9ed1\u9b54\u6cd5\uff0c\u800c\u662f\u5bf9\u6570\u636e\u672c\u8d28\u7279\u5f81\u9010\u5c42\u6316\u6398\u7684\u7ed3\u679c\u3002DoubleDelta\u6293\u4f4f\u4e86\u65f6\u95f4\u6233\u7684\u5355\u8c03\u6027\uff0cXOR\u7f16\u7801\u6293\u4f4f\u4e86\u6d6e\u70b9\u6570\u7684\u63a5\u8fd1\u6027\uff0c\u5217\u5f0f\u5b58\u50a8\u8ba9\u540c\u7c7b\u578b\u6570\u636e\u805a\u96c6\uff0c\u71b5\u7f16\u7801\u5403\u6389\u6700\u540e\u4e00\u5c42\u7edf\u8ba1\u5197\u4f59\u3002TDengine\u7684\u538b\u7f29\u5b9e\u73b0\u628a\u8fd9\u4e9b\u539f\u7406\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5728CPU\u5f00\u9500\u548c\u538b\u7f29\u7387\u4e4b\u95f4\u53d6\u4e86\u4e00\u4e2a\u5de5\u7a0b\u5316\u7684\u5e73\u8861\u3002\u5bf9\u4e8e\u4efb\u4f55\u6784\u5efa\u6216\u8bc4\u4f30\u65f6\u5e8f\u6570\u636e\u5e93\u7684\u56e2\u961f\uff0c\u7406\u89e3\u538b\u7f29\u539f\u7406\u4e0d\u662f\u4f18\u5316\u624b\u6bb5\u7684\u9009\u62e9\uff0c\u800c\u662f\u4ece\u6839\u672c\u4e0a\u5224\u65ad\u67b6\u6784\u8bbe\u8ba1\u65b9\u5411\u662f\u5426\u6b63\u786e\u7684\u6807\u5c3a\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u4ea7\u54c1\u540d\u79f0<\/th>\n\u4e3a\u4ec0\u4e48\u65f6\u5e8f\u6570\u636e\u5e93\u7684\u538b\u7f29\u7387\u80fd\u523020:1<\/td>\n<\/tr>\n
\u4ea7\u54c1\u7cfb\u5217<\/th>\n\u6570\u636e\u5e93<\/td>\n<\/tr>\n
\u5b98\u65b9\u4ecb\u7ecd<\/th>\n\u65f6\u5e8f\u6570\u636e\u7684\u9ad8\u538b\u7f29\u7387\u4e0d\u662f\u4e00\u4e2a\u9ed1\u9b54\u6cd5\uff0c\u800c\u662f\u5bf9\u6570\u636e\u672c\u8d28\u7279\u5f81\u9010\u5c42\u6316\u6398\u7684\u7ed3\u679c\u3002DoubleDelta\u6293\u4f4f\u4e86\u65f6\u95f4\u6233\u7684\u5355\u8c03\u6027\uff0cXOR\u7f16\u7801\u6293\u4f4f\u4e86\u6d6e\u70b9\u6570\u7684\u63a5\u8fd1\u6027\uff0c\u5217\u5f0f\u5b58\u50a8\u8ba9\u540c\u7c7b\u578b\u6570\u636e\u805a\u96c6\uff0c\u71b5\u7f16\u7801\u5403\u6389\u6700\u540e\u4e00\u5c42\u7edf\u8ba1\u5197\u4f59\u3002TDengine\u7684\u538b\u7f29\u5b9e\u73b0\u628a\u8fd9\u4e9b\u539f\u7406\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u5728CPU\u5f00\u9500\u548c\u538b\u7f29\u7387\u4e4b\u95f4\u53d6\u4e86\u4e00\u4e2a\u5de5\u7a0b\u5316\u7684\u5e73\u8861\u3002\u5bf9\u4e8e\u4efb\u4f55\u6784\u5efa\u6216\u8bc4\u4f30\u65f6\u5e8f\u6570\u636e\u5e93\u7684\u56e2\u961f\uff0c\u7406\u89e3\u538b\u7f29\u539f\u7406\u4e0d\u662f\u4f18\u5316\u624b\u6bb5\u7684\u9009\u62e9\uff0c\u800c\u662f\u4ece\u6839\u672c\u4e0a\u5224\u65ad\u67b6\u6784\u8bbe\u8ba1\u65b9\u5411\u662f\u5426\u6b63\u786e\u7684\u6807\u5c3a\u3002<\/td>\n<\/tr>\n
\u6570\u636e\u7c7b\u578b<\/th>\n\u65f6\u95f4\u6233\u5355\u8c03\u6027<\/td>\n<\/tr>\n
\u6570\u503c\u76f8\u5173\u6027<\/th>\n\u91cd\u590d\u7387<\/td>\n<\/tr>\n
\u5178\u578b\u539f\u59cb\u5927\u5c0f\uff0864\u70b9\uff09<\/th>\n\u5178\u578b\u538b\u7f29\u540e\u5927\u5c0f<\/td>\n<\/tr>\n
\u6e29\u5ea6\u4f20\u611f\u5668<\/th>\n\u4e25\u683c\u5355\u8c03<\/td>\n<\/tr>\n
\u76f8\u90bb\u70b9\u76f8\u5173\u7cfb\u6570 > 0.95<\/th>\n\u4f4e<\/td>\n<\/tr>\n
1280B<\/th>\n150~250B<\/td>\n<\/tr>\n
\u538b\u529b\u4f20\u611f\u5668<\/th>\n\u4e25\u683c\u5355\u8c03<\/td>\n<\/tr>\n
\u76f8\u5173\u7cfb\u6570 > 0.90<\/th>\n\u4e2d<\/td>\n<\/tr>\n
1280B<\/th>\n200~350B<\/td>\n<\/tr>\n
\u5f00\u5173\u72b6\u6001<\/th>\n\u4e25\u683c\u5355\u8c03<\/td>\n<\/tr>\n
\u4f4e\uff08\u8df3\u53d8\u65f6\uff09<\/th>\n\u6781\u9ad8\uff0899.9%\u662f0\uff09<\/td>\n<\/tr>\n
1280B<\/th>\n20~50B<\/td>\n<\/tr>\n
\u632f\u52a8\u6ce2\u5f62<\/th>\n\u4e25\u683c\u5355\u8c03<\/td>\n<\/tr>\n
\u4e2d\u7b49\uff08\u5468\u671f\u6027\uff09<\/th>\n\u4f4e<\/td>\n<\/tr>\n
1280B<\/th>\n400~600B<\/td>\n<\/tr>\n
GPS\u5750\u6807<\/th>\n\u4e25\u683c\u5355\u8c03<\/td>\n<\/tr>\n
\u4e2d<\/th>\n\u4f4e<\/td>\n<\/tr>\n
1920B<\/th>\n300~500B<\/td>\n<\/tr>\n
\u65f6\u95f4\u6233\u5e8f\u5217\uff08ms\uff09<\/th>\nDelta<\/td>\n<\/tr>\n
DoubleDelta<\/th>\n\u5b58\u50a8\u4f4d\u6570\uff08\u5047\u8bbe10\u4f4d\/\u503c\uff09<\/td>\n<\/tr>\n
1, -2, 3, -4<\/th>\n6\u4e2a\u5dee\u503c\u00d7\u53ef\u53d8\u957f\u5ea6\uff08\u5b9e\u9645 < \u5e73\u574710bit\uff09<\/td>\n<\/tr>\n
\u5b58\u50a8\u65b9\u5f0f<\/th>\n\u540c\u4e00\u5217\u6570\u636e\u7684\u805a\u96c6\u5ea6<\/td>\n<\/tr>\n
\u538b\u7f29\u7b97\u6cd5\u9002\u914d\u5ea6<\/th>\n\u5178\u578b\u538b\u7f29\u7387<\/td>\n<\/tr>\n
\u884c\u5f0f\u5b58\u50a8<\/th>\n\u4f4e\uff08\u591a\u5217\u6df7\u5408\uff09<\/td>\n<\/tr>\n
\u901a\u7528\u538b\u7f29\u5668<\/th>\n2:1 ~ 4:1<\/td>\n<\/tr>\n
\u5217\u5f0f\u5b58\u50a8<\/th>\n\u9ad8\uff08\u5355\u7c7b\u578b\u805a\u96c6\uff09<\/td>\n<\/tr>\n
\u589e\u91cf+XOR+\u71b5\u7f16\u7801<\/th>\n10:1 ~ 20:1<\/td>\n<\/tr>\n
\u538b\u7f29\u5c42\u7ea7<\/th>\n\u989d\u5916CPU\u5f00\u9500\uff08\u7f16\u7801+\u89e3\u7801\uff09<\/td>\n<\/tr>\n
\u538b\u7f29\u7387\u589e\u76ca<\/th>\n\u63a8\u8350\u914d\u7f6e<\/td>\n<\/tr>\n
\u4ec5\u589e\u91cf\u7f16\u7801<\/th>\n< 5%<\/td>\n<\/tr>\n
3:1 ~ 5:1<\/th>\n\u4f4e\u5ef6\u8fdf\u573a\u666f<\/td>\n<\/tr>\n
\u589e\u91cf + XOR<\/th>\n10% ~ 20%<\/td>\n<\/tr>\n
8:1 ~ 12:1<\/th>\n\u901a\u7528\u573a\u666f\uff08TDengine\u9ed8\u8ba4\uff09<\/td>\n<\/tr>\n
\u589e\u91cf + XOR + ZSTD<\/th>\n30% ~ 50%<\/td>\n<\/tr>\n
12:1 ~ 18:1<\/th>\n\u51b7\u6570\u636e\u5f52\u6863<\/td>\n<\/tr>\n
\u589e\u91cf + XOR + GZIP<\/th>\n> 60%<\/td>\n<\/tr>\n
15:1 ~ 20:1<\/th>\n\u957f\u671f\u51b7\u5b58\u50a8<\/td>\n<\/tr>\n
\u5316\u5de5\u751f\u4ea7\u573a\u666f\u6279\u6b21\u5206\u6790\u4e0e\u5173\u8054\u5206\u6790<\/th>\n\u6c2f\u5316\u4e9a\u781c\u53cd\u5e94\u91dc\u751f\u4ea7\u6279\u6b21\u76d1\u63a7\uff0c\u51b7\u5374\u5931\u6548\u5173\u8054\u8ffd\u8e2a \/ \u7acb\u5373\u4f53\u9a8c<\/td>\n<\/tr>\n
\u91d1\u5c5e\u52a0\u5de5\u573a\u666f\u6839\u56e0\u5206\u6790\u4e0e\u8d28\u91cf\u6eaf\u6e90<\/th>\n\u94dd\u52a0\u5de5\u751f\u4ea7\u5168\u6d41\u7a0b\u76d1\u63a7\uff0c\u6279\u6b21\u5bf9\u6bd4\u5206\u6790\uff0c\u948e\u710a\u5f3a\u5ea6\u6839\u56e0\u6eaf\u6e90 \/ \u7acb\u5373\u4f53\u9a8c<\/td>\n<\/tr>\n
\u65b0\u80fd\u6e90\u96c6\u63a7<\/th>\n\u98ce\u5149\u50a8\u4e00\u4f53\u5316\u591a\u7ef4\u6307\u6807\u76d1\u63a7\uff0c\u6545\u969c\u5f02\u5e38\u4e8b\u4ef6\u667a\u80fd\u6839\u56e0\u5206\u6790 \/ \u7acb\u5373\u4f53\u9a8c<\/td>\n<\/tr>\n
\u4e92\u52a8\u548c\u652f\u6301<\/th>\n\u52a0\u5165\u6280\u672f\u8bba\u575b | \u8054\u7cfb\u9500\u552e | \u6dfb\u52a0\u516c\u4f17\u53f7 | \u67e5\u770b\u6e90\u4ee3\u7801 | \u4e0b\u8f7d TDengine<\/td>\n<\/tr>\n
10<\/th>\n1 ~ 20:1<\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

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