Example:
select * from test.table chang to select * from production.table
r7raul1...@163.com
From: Cheng, Hao
Date: 2015-09-17 11:05
To: r7raul1...@163.com; user
Subject: RE: spark sql hook
Catalyst TreeNode is very fundamental API, not sure what kind of hook you need.
Any concrete
I want to modify some sql treenode before execute. I cau do this by hive hook
in hive. Does spark support such hook? Any advise?
r7raul1...@163.com
: RE: spark sql hook
Example:
select * from test.table chang to select * from production.table
r7raul1...@163.com<mailto:r7raul1...@163.com>
From: Cheng, Hao<mailto:hao.ch...@intel.com>
Date: 2015-09-17 11:05
To: r7raul1...@163.com<mailto:r7r
Thank you
r7raul1...@163.com
From: Cheng, Hao
Date: 2015-09-17 12:32
To: r7raul1...@163.com; user
Subject: RE: RE: spark sql hook
Probably a workable solution is, create your own SQLContext by extending the
class HiveContext, and override the `analyzer`, and add your own rule to do
Catalyst TreeNode is very fundamental API, not sure what kind of hook you need.
Any concrete example will be more helpful to understand your requirement.
Hao
From: r7raul1...@163.com [mailto:r7raul1...@163.com]
Sent: Thursday, September 17, 2015 10:54 AM
To: user
Subject: spark sql hook
I