andygrove commented on code in PR #2836:
URL: https://github.com/apache/datafusion-comet/pull/2836#discussion_r2583179725
##########
native/core/src/execution/planner.rs:
##########
@@ -1528,6 +1530,107 @@ impl PhysicalPlanner {
Arc::new(SparkPlan::new(spark_plan.plan_id, expand,
vec![child])),
))
}
+ OpStruct::Explode(explode) => {
+ assert_eq!(children.len(), 1);
+ let (scans, child) = self.create_plan(&children[0], inputs,
partition_count)?;
+
+ // Create the expression for the array to explode
+ let child_expr = if let Some(child_expr) = &explode.child {
+ self.create_expr(child_expr, child.schema())?
+ } else {
+ return Err(ExecutionError::GeneralError(
+ "Explode operator requires a child
expression".to_string(),
+ ));
+ };
+
+ // Create projection expressions for other columns
Review Comment:
yes, as in `SELECT a, b, c, explode(d) FROM ...`
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