[JENA-711] LIMIT on inner query incorrectly applied to outer query

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Cannot Reproduce
• Affects Version/s: Jena 2.11.0
• Fix Version/s: Jena 2.11.2
• Component/s: Jena, Optimizer
• Assignee: Andy Seaborne
• Reporter: Boris Pelakh
• Created: 10/Jun/14 12:38
• Updated: 10/Jun/14 14:14
• Resolved: 10/Jun/14 13:31

Description

When executing a query that uses a VALUES binding in an inner query along with a LIMIT on the inner query, the LIMIT is incorrectly applied to the entire result set. Switching from VALUES to FILTER .. IN works around the problem.

Issue Links

• duplicates: JENA-709 Index join strategy may need to be more conservative when some sequence elements are potentially expensive
• is related to: JENA-633 optimizer sequences instead of joins / subqueries with limits project more results than they should