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From "himanshu.joshi" <himanshu.jo...@orkash.com>
Subject Re: Getting error while inserting data in cassandra table using Java with JDBC
Date Thu, 18 Apr 2013 05:24:42 GMT

On 04/18/2013 12:06 AM, aaron morton wrote:
> What version are you using ?
> And what JDBC driver ?
>
> Sounds like the driver is not converting the value to bytes for you.
>> I guess the problem may because of undefined 
>> key_validation_class,default_validation_class and comparator etc.
> If you are using CQL these are not relevant.
>
> Cheers
>
> -----------------
> Aaron Morton
> Freelance Cassandra Consultant
> New Zealand
>
> @aaronmorton
> http://www.thelastpickle.com
>
> On 18/04/2013, at 1:31 AM, himanshu.joshi <himanshu.joshi@orkash.com 
> <mailto:himanshu.joshi@orkash.com>> wrote:
>
>> Hi,
>>
>>
>> When I am trying to insert the data into a table using Java with 
>> JDBC, I am getting the error
>>
>> InvalidRequestException(why:cannot parse 'Jo' as hex bytes)
>>
>> My insert quarry is:
>> insert into temp(id,name,value,url_id) VALUES(108, 'Aa','Jo',10);
>>
>> This insert quarry is running successfully from CQLSH command prompt 
>> but not from the code
>>
>> The quarry I have used to create the table in CQLSH is:
>>
>> CREATE TABLE temp (
>>  id bigint PRIMARY KEY,
>>  dt_stamp timestamp,
>>  name text,
>>  url_id bigint,
>>  value text
>> ) WITH
>>  bloom_filter_fp_chance=0.010000 AND
>>  caching='KEYS_ONLY' AND
>>  comment='' AND
>>  dclocal_read_repair_chance=0.000000 AND
>>  gc_grace_seconds=864000 AND
>>  read_repair_chance=0.100000 AND
>>  replicate_on_write='true' AND
>>  populate_io_cache_on_flush='false' AND
>>  compaction={'class': 'SizeTieredCompactionStrategy'} AND
>>  compression={'sstable_compression': 'SnappyCompressor'};
>>
>>
>>
>> I guess the problem may because of undefined 
>> key_validation_class,default_validation_class and comparator etc.
>> Is there any way to define these attributes using CQLSH ?
>> I have already tried ASSUME command but it also have not resolved the 
>> problem.
>>
>> I am a beginner in cassandra and need your guidance.
>>
>> -- 
>> Thanks & Regards,
>> Himanshu Joshi
>>
>
Hi Aaron,

The problem is resolved now as I upgraded the version of JDBC to 1.2.2
Earlier I was using JDBC version 1.1.6 with Cassandra 1.2.2

Thanks for your guidance.

-- 
Thanks & Regards,
Himanshu Joshi


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