[SPARK-1889] Apply splitConjunctivePredicates to join condition while finding join keys.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.0.0
• Component/s: SQL
• Assignee: Takuya Ueshin
• Reporter: Takuya Ueshin
• Created: 20/May/14 09:02
• Updated: 21/May/14 22:38
• Resolved: 21/May/14 22:38

Description

When tables are equi-joined by multiple-keys HashJoin should be used, but CartesianProduct and then Filter are used.
The join keys are paired by And expression so we need to apply splitConjunctivePredicates to join condition while finding join keys.