[DRILL-3204] Problem in name resolution with window functions

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 1.1.0
• Component/s: Query Planning & Optimization
• Labels: window_function
• Assignee: Sean Hsuan-Yi Chu
• Reporter: Victoria Markman
• Created: 28/May/15 18:43
• Updated: 19/Jun/15 00:43
• Resolved: 19/Jun/15 00:43

Description

Trying to use window functions with the join and window aggregate function on one of the columns coming out of join, get an error:

0: jdbc:drill:schema=dfs> select sum(t1.a1) over(partition by t1.b1)  from t1, t2 where t1.c1 = t2.c2 group by t1.a1, t1.b1;
Error: PARSE ERROR: At line 0, column 0: Column 'a1' is ambiguous
[Error Id: 3a6c4906-c48f-41c7-b9e1-3f59a951e55f on atsqa4-133.qa.lab:31010] (state=,code=0)

Tables used in the query:

0: jdbc:drill:schema=dfs> select * from t1 limit 1;
+-----+--------+-------------+
| a1  |   b1   |     c1      |
+-----+--------+-------------+
| 1   | aaaaa  | 2015-01-01  |
+-----+--------+-------------+
1 row selected (0.133 seconds)

0: jdbc:drill:schema=dfs> select * from t2 limit 1;
+-----+------+-------------+
| a2  |  b2  |     c2      |
+-----+------+-------------+
| 0   | zzz  | 2014-12-31  |
+-----+------+-------------+
1 row selected (0.121 seconds)