[HIVE-6393] Support unqualified column references in Joining conditions

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.13.0
• Assignee: Harish Butani
• Reporter: Harish Butani
• Created: 08/Feb/14 00:41
• Updated: 20/Oct/14 07:21
• Resolved: 03/Mar/14 05:15

Description

Support queries of the form:

create table r1(a int);
create table r2(b);
select a, b
from r1 join r2 on a = b

This becomes more useful in old style syntax:

select a, b
from r1, r2
where a = b