vdiravka commented on a change in pull request #1466: DRILL-6381: Add support
for index based planning and execution
URL: https://github.com/apache/drill/pull/1466#discussion_r223680969
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/planner/logical/DrillMergeProjectRule.java
##########
@@ -166,4 +169,25 @@ public void onMatch(RelOptRuleCall call) {
return list;
}
+ public static Project replace(Project topProject, Project bottomProject) {
+ final List<RexNode> newProjects =
+ RelOptUtil.pushPastProject(topProject.getProjects(), bottomProject);
+
+ // replace the two projects with a combined projection
+ if(topProject instanceof DrillProjectRel) {
Review comment:
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