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From Mike Carey <dtab...@gmail.com>
Subject Re: Load HDFS data to AsterixDB
Date Wed, 16 Nov 2016 05:25:39 GMT
If that's the problem, we might at least be able to improve the error 
handling/messaging...  :-)


On 11/15/16 9:16 PM, abdullah alamoudi wrote:
> There is also a missing parameter: ("input-format"="text-input-format"). In
> HDFS, the file containing the data can have one of many formats, Text,
> Sequence, RC, etc. Hence, the adapter needs to know the file input format
> so it can access it.
>
> Cheers,
> ~Abdullah.
>
> On Tue, Nov 15, 2016 at 9:13 PM, abdullah alamoudi <bamousaa@gmail.com>
> wrote:
>
>> Where is the attachment?
>>
>> On Tue, Nov 15, 2016 at 9:11 PM, mingda li <limingda1993@gmail.com> wrote:
>>
>>> Hi,
>>>
>>> Has anyone loaded data from HDFS? I met a problem when loading data use
>>> following query:
>>>
>>> use dataverse tpcds3;
>>>
>>> load dataset inventory
>>>
>>> using hdfs(("hdfs"="hdfs://SCAI01.CS.UCLA.EDU:9000
>>> <http://scai01.cs.ucla.edu:9000/>"),("path"="/cla
>>> sh/datasets/tpcds/10/inventory"),("format"="delimited-text")
>>> ,("delimiter"="|"));
>>>
>>>
>>> The Error in web interface is:
>>>
>>> Internal error. Please check instance logs for further details.
>>> [NullPointerException]
>>>
>>>
>>> I check the cc.log (cluster controller) and find the following problem:
>>>
>>> SEVERE: Unable to create adapter
>>>
>>> org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
>>> Unable to create adapter
>>>
>>>          at org.apache.asterix.metadata.declared.AqlMetadataProvider.get
>>> ConfiguredAdapterFactory(AqlMetadataProvider.java:990)
>>>
>>>          at org.apache.asterix.metadata.declared.LoadableDataSource.buil
>>> dDatasourceScanRuntime(LoadableDataSource.java:141)
>>>
>>> More about the log is in the attachment.
>>>
>>>
>>> I think there is no problem about the syntax of query. Does anyone have
>>> idea about this?
>>>
>>>
>>> Thanks,
>>>
>>> Mingda
>>>
>>>


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