Member since
07-09-2016
83
Posts
17
Kudos Received
2
Solutions
My Accepted Solutions
Title | Views | Posted |
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1260 | 12-08-2016 06:46 AM | |
2201 | 12-08-2016 06:46 AM |
12-06-2016
05:09 PM
Thank you, that was it! It would good if they get listed in the Attribute tab as well.
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12-06-2016
05:07 AM
Hi, I wanted to be able to track how many message (files) were consumed by the ConsumeKafka process and size of it, for a particular time window. With reference to that, please advise on the below: 1) Can we be able to find the list of items (see attached, such as file size, queued duration) that got processed, even when they are no longer in the queue? 2) Can we query items in queue specific to a particular processor? 3) Is it possible to retrieve and post the above to a custom Amabari metrics? The objective is to maintain a trend of the average message size and the number of messages, specific to a particular topic (configured in the ConsumeKafka processor).
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Apache Kafka
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Apache NiFi
12-06-2016
04:45 AM
How to capture the filesize and the filename, which can be found in the details section of the flowfile? I understand that the filename is listed in the attribute section, but is there a way to know the variable name for filesize? kafka-flow-file.jpg
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Apache NiFi
11-23-2016
07:14 PM
1 Kudo
Hi, Can someone confirm if the hash function would always result with unique integer value, say even for millions of unique account numbers, and the same number would not repeat again?
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Apache Hive
11-23-2016
03:41 PM
You were right, it was Hive view version, my bad The Hive version is 1.2.1000.2.4.3.0-227 and we are still on HDP 2.4 stack. It explains why the MD5 won't work.
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11-23-2016
05:29 AM
I get the following error. Any suggestions? Hive Version: 1.5.0 hive> select md5(name) from account limit 1; FAILED: SemanticException [Error 10011]: Line 1:7 Invalid function 'md5' https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-Misc.Functions
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Apache Hive
11-19-2016
11:55 PM
Thanks, After doing "set hive.support.sql11.reserved.keywords=false", it allows to query the column with the keyword. When using back quotes, it gives the following error: select `header.timestamp` from avro_test_channel; FAILED: SemanticException [Error 10004]: Line 1:7 Invalid table alias or column reference 'header.timestamp': (possible column names are:
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11-17-2016
05:50 AM
I wanted to be able to execute some hdfs shell commands. However, it gives the following error even for the normal file listing. Can you please suggest? sh: ls -lrt: No such file or directory executeprocess.jpg
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Apache NiFi
11-16-2016
05:19 AM
What is the relationship between the templates and the process group? Why is there a restriction to remove the process group? Please see attached.processor-group-removal.jpg
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Apache NiFi
11-15-2016
07:40 AM
Please see above log, you would notice NiFi can talk to Kafka. The issue appears to be with the poll that goes on indefinite wait OR cannot fetch within the specified timeout (both server, client), causing the single threaded consumer to timeout. However, as requested NiFi is a standalone, but kerberized. NiFi user and the group have been authorized to access the topic. Yes, it's ConsumeKafka and not ConsumeKafka_0_10. As far as enabling ranger is concerned, it is not, but do you see any reason with that with the above behavior?
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