It seems for a specific rule: CommonRelSubExprRule, the HepPlanner will inject the parent nodes. I will try on this.
Best, Aitozi Aitozi <[email protected]> 于2023年3月12日周日 09:26写道： > Hi > Recently, I've been conducting research on how to maximize the > potential of Spool for CTE reuse optimization. My goal is to streamline the > push down process and filters across all consumer nodes. However, I have > encountered a roadblock as the current rule pattern fails to accurately > describe the structure of Spool and its parent components. So, in the rule > match we can not see the structure as a whole. Would greatly appreciate any > guidance or insights on this topic. > > Thanks, > Aitozi >
