[teiid-issues] [JBoss JIRA] Closed: (TEIID-1497) misc subquery enhancements

misc subquery enhancements -------------------------- Key: TEIID-1497 URL: https://issues.jboss.org/browse/TEIID-1497 Project: Teiid Issue Type: Feature Request Components: Query Engine Affects Versions: 7.4 Reporter: Steven Hawkins Assignee: Steven Hawkins Fix For: 7.4 Federated exists and scalar subqueries should be implicitly limited to not pull back extra results. The subquery aware evaluator should have a small cache to reuse correlated results. uncorrelated subqueryin and some forms of quantified comparison should be processed as dependent set criteria or use an indexed structure for teiid evaluation.