IndexScanPlanNode idx_node = cast_node.getInlinePlanNode(PlanNodeType.INDEXSCAN);
table_name = idx_node.getTargetTableName();
}
// AbstractOperationPlanNode
else if (node instanceof AbstractOperationPlanNode) {
AbstractOperationPlanNode cast_node = (AbstractOperationPlanNode) node;
table_name = cast_node.getTargetTableName();
assert (table_name != null);
assert (!table_name.isEmpty());
}
if (table_name != null) {