[SPARK-44571][SQL] Merge subplans with one row result#53019

peter-toth wants to merge 4 commits intoapache:masterapache/spark:masterfrom

peter-toth:SPARK-44571-merge-subplans-with-one-row-resultpeter-toth/spark:SPARK-44571-merge-subplans-with-one-row-resultCopy head branch name to clipboard