Add engine support for lead/lag aggregate functions --------------------------------------------------- Key: TEIID-4646 URL: https://issues.jboss.org/browse/TEIID-4646 Project: Teiid Issue Type: Enhancement Components: Grammar, JDBC Connector, Misc. Connectors, Query Engine Reporter: Steven Hawkins Assignee: Steven Hawkins Fix For: 9.3 Lead/lag and first_value/last_value analytical function support should be added to the engine with appropriate pushdown support.