Re: Getting started with Hive

2018-06-11 Thread Alan Gates
Take a look at DDLTask.describeTable. That is the task run by the executor to do a describe table. The 'Hive db' argument is a handle to the metastore client. 'DescTableDesc descTbl' contains the information from the parser on what table to describe. Are you doing this just to learn the system

Re: Getting started with Hive

2018-06-11 Thread Sanchay Javeria
Thanks Alan! I think I should've phrased my question better. Essentially I'm trying to return an extra field when a user describes a table. Say, you run `desc formatted foo`, We get some information back like, `table name`, `database` etc.. I'm trying to return extra information about the table

Re: Getting started with Hive

2018-06-11 Thread Sanchay Javeria
Hello, Thank you. I've also CC'ed @hive.apache.org I went through the dev docs on Hive and got an understanding of the architecture and the high level overview of how a HiveQL query execution proceeds. To get a better understanding, I decided to add a new field from a SQL table when a user

Re: Getting started with Hive

2018-06-11 Thread Alan Gates
First, my apologies, I thought your first question was sent to dev@hive, which is the right list. Hence I've removed dev@community from my reply. If you haven't already you should subscribe to dev@hive. I'm not 100% sure I understand your question, but here's a place to start. If you do "create

Re: Getting Started with Hive

2012-05-01 Thread Edward Capriolo
I think there is some bug with hive-builtins. It does not get generated until package, but you can not test without it. so you need to do ant package ant test On Mon, Apr 30, 2012 at 10:14 PM, Radhika Malik radhika1...@hotmail.com wrote: A group of us is trying to write some code on Hive as a

RE: Getting Started with Hive

2012-05-01 Thread Radhika Malik
Hey Edward, Thanks for your reply. Unfortunately we still get the same error. Could there possibly be a problem in our setup? Thanks! Radhika Date: Tue, 1 May 2012 09:45:39 -0400 Subject: Re: Getting Started with Hive From: edlinuxg...@gmail.com To: dev@hive.apache.org I think

Getting Started with Hive

2012-04-30 Thread Radhika Malik
A group of us is trying to write some code on Hive as a project for a class. However, we are having trouble getting started as we have never worked on this before. We are trying to follow the instructions on-- https://cwiki.apache.org/Hive/howtocontribute.html We are able to check out the