Add support for unnesting anti semijoins ---------------------------------------- Key: TEIID-3660 URL: https://issues.redhat.com/browse/TEIID-3660 Project: Teiid Issue Type: Enhancement Components: Query Engine Reporter: Steven Hawkins Priority: Major Fix For: Backlog Currently we won't perform the rewrite if it's the anti case. A subquery used as an anti semijoin can be unnested into a left outer join with a filter on the null rows.