Re: Cross join in Hive.

2011-05-01 Thread Raghunath, Ranjith
Forgot to mentionthe condition for the inner join should be the column set to 1 in the first table to be equal to the same column in the other table. Thanks, Ranjith From: Raghunath, Ranjith To: 'user@hive.apache.org' Sent: Mon May 02 00:21:57 2011 Subject:

Re: Cross join in Hive.

2011-05-01 Thread Raghunath, Ranjith
I haven't tested this out but plan to in 6 hours. Add an extra column and set it to 1 in both tables. Perform an inner join between the two tables. Thanks, Ranjith From: Abhinov Agarwal To: user@hive.apache.org Sent: Sun May 01 22:50:34 2011 Subject: Cross join

Exception while running hive queries

2011-05-01 Thread Shantian Purkad
Hi, I am getting below error when I try to run the HIVE queries. Any idea what may be going wrong? The query was working fine until I restarted the HDFS & MapReduce services. hive> select geo_name from its_geo_code ; Total MapReduce jobs = 1 Launching Job 1 out of 1 Number of reduce tasks is s

Cross join in Hive.

2011-05-01 Thread Abhinov Agarwal
Hi, I need to take a cross join of a big table with itself, is it possible to do it using Hive ? E.g. Set : 1 2 3 Result : 1,1 1,2 1,3 2,1 2,2 2,3 3,1 3,2 3,3 This would also do : 1,2 1,3 2,3 In fact the second one is what I want. I know cross join is not supported in Hive, any other way to ob

Re: Using capacity scheduler

2011-05-01 Thread Sreekanth Ramakrishnan
The design goal of CapacityScheduler is maximizing the utilization of cluster resources but it does not fairly allocate the share amongst the total number of users present in the system. The user limit states the number of concurrent users who can use the slots in the queue. But then these lim