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Re: HQL vs. HiveQL - Hive - [mail # user]
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...HQL is sometimes shortened for hibernate query languagehiveql is mapped with hive On Tue, Jul 3, 2012 at 11:29 PM, Keith Wiley wrote: Nitin Pawar...
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Author: Nitin Pawar,
2012-07-03, 18:07
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Re: Obvious and not so obvious query optimzations in Hive - Hive - [mail # user]
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...Richin, even if you set number of reducers to be launched it does not guarantee u to that it will generate those many files. based on your query and data only the reducers which ...
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Author: Nitin Pawar,
2012-06-28, 19:15
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Re: Hive mapper creation - Hive - [mail # user]
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...mappers are not created per row but instead they are based on your query and hive configuration if u set max input size etc you can actually set max number of mappers you want to set as well...
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Author: Nitin Pawar,
2012-06-28, 18:51
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Re: FAILED: Error in semantic analysis: line 1:29 Invalid Table Alias or Column Reference - Hive - [mail # user]
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...we will need the query error is at 29th char may be some "," missing or like that On Wed, Jun 27, 2012 at 6:25 PM, [EMAIL PROTECTED] wrote: Nitin Pawar...
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Author: Nitin Pawar,
2012-06-27, 13:59
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Re: FAILED: Error in semantic analysis: line 1:29 Invalid Table Alias or Column Reference - Hive - [mail # user]
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...can u provide your query On Wed, Jun 27, 2012 at 6:06 PM, [EMAIL PROTECTED] wrote: Nitin Pawar...
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Author: Nitin Pawar,
2012-06-27, 12:50
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Re: date datatype in hive - Hive - [mail # user]
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...soham, the reason u r getting the error is there may be multiple names associated with one country so when you do a group by there is no unique output to generate so group ...
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Author: Nitin Pawar,
2012-06-27, 09:52
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Re: join string in hive udf - Hive - [mail # user]
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...best way to write a UDF is write few test cases around it with few expected datasets to capture the errors while developing itself rather than in a hive session On Tue, Jun 26, 2012 a...
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Author: Nitin Pawar,
2012-06-27, 08:19
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Re: date datatype in hive - Hive - [mail # user]
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...soham, in your query hive> select name from users_info group by country; FAILED: Error in semantic analysis: Line 1:7 Expression not in GROUP BY key 'name' when you run ...
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Author: Nitin Pawar,
2012-06-27, 08:09
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Re: Hive UDF support across sections...when running in hiveserver...help - Hive - [mail # user]
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...I got that -i option is not applicable to hive server let me drill through to find out if there is any other option on the other side to be curious , if you are writing the code ...
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Author: Nitin Pawar,
2012-06-12, 06:50
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Re: Hive UDF support across sections...when running in hiveserver...help - Hive - [mail # user]
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...aniket, his problem is that he does not want to create that function each time. he wants it available on each session with hive server so we are suggesting custom hive build where he w...
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Author: Nitin Pawar,
2012-06-12, 06:31
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