[OAK-559] Outer join can produce wrong result

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.7
• Component/s: query
• Assignee: Thomas Mueller
• Reporter: Thomas Mueller
• Created: 16/Jan/13 11:33
• Updated: 21/May/13 11:26
• Resolved: 01/Feb/13 15:12

Description

Outer join queries of the following form can produce wrong results:

select * from l left outer join r on l.x = r.x

The reason is that a "property x is not null" restriction is added to the left hand side (the inner selector of the outer join). This is incorrect.

Issue Links

• is related to: JCR-3493 OUTER JOIN tests expect incorrect results