Talkingdata：物联网大数据的高效处理（44页）.pdf

1、? ? ?  + ?  TAOS Data, Inc. All rights reserved. ? ? ? ? ? ? ? ?  ?  TAOS Data, Inc. All rights reserved. ?/? ? ?P?S?O?I?  ?  TAOS Data, Inc. All rights reserved. ? ? ? ? ? P? ? e? ?d? ?c? ?S? ?a? ?  ? ? ? ? ? ? ?  ?eag?,? ? ? ?n?n? ? ?Z?r? ?g?b?g?K? ?n?i? E?

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3、 ? ? ?  TAOS Data, Inc. All rights reserved.   TAOS Data, Inc. All rights reserved.  ? ? ? ?SQL? ? ? ? ? ? ? ? ? TDengine   TAOS Data, Inc. All rights reserved.  ? Shell: Command Line Interface Visualization Tool Grafana Time-series Data Processing Engine TDengineTDengine An

4、alytics, ML Applications Python/Matlab/R Java/C/C+/Restful IoT Application Telegraf Kafka OPC Data Hub MQTT Server Web Based Management Tool Clustered  u ?0?8?i?D ? ?D?g? ?i?0? u ?n?e? ?2? u ?T? ?1? ?n? ?.? ? ?  TAOS Data, Inc. All rights reserved.  ? u ?p?R?f?B?K?a ? ?r?H?a?kf? ?B?a?

5、 ? u ?S?/?,?0?1/?,d? ?i?K?e?S?K? u ?5?5? ?s?S?K? ?.? ?  TAOS Data, Inc. All rights reserved.  ? u ?+?GV?RT?P?Q?O?A? ? u ?.?r? ? ?,? ? /?1?ua?n?+?.?o?S?hM? L? u ?l?C?t?b? ?tbe?gI?fE?J?b ?5?/?+? u ?y?15?5? ? +? /?u create database demo; use demo; create table t1(ts timestamp, degree float);

6、insert into t1 values(now, 28.5); insert into t1 values(now, 29.0); select * from t1; select avg(degree), count(*) from t1; ?  TAOS Data, Inc. All rights reserved.  /?C?L? ?C?E? ?C? ?P ? ?+? ? ? ?SM ?R? ? ?  ?  TAOS Data, Inc. All rights reserved. ? ?C? ? ?Q?  TAOS Data, Inc