[TAJO-2167] Invalid join result when the join predicate contains a function

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Fix Version/s: 0.13.0
• Assignee: Unassigned
• Reporter: Jihoon Son
• Created: 31/May/16 22:37
• Updated: 02/Dec/17 17:33

Description

When a join predicate contains a function, the evaluation result of the join predicate is invalid like below.

tpch> select char_length(l_shipdate) from lineitem;
?char_length
-------------------------------
10
10
10
...

tpch> select char_length(o_orderdate) from orders;
?char_length
-------------------------------
10
10
10
...

tpch> select l_linenumber from lineitem, orders where char_length(l_shipdate) + 1 = char_length(o_orderdate) + 1;
l_linenumber
-------------------------------