Build #8392 (Apr 30, 2024, 8:55:28 AM)

PR #52989: planner: add projections to keep join keys as `col=col` null

	Started by user Jenkins Admin
	This run spent: 14 sec waiting; 4 min 20 sec build duration; 4 min 29 sec total from scheduled to completion.
	Revision: 03312178c534dce949face80c69812d989e55009 Repository: https://github.com/PingCAP-QE/ci.git origin/main
	Revision: dae424f5f68bb55818c1e169b732f8889b04a31b Repository: git@github.com:PingCAP-QE/tidb-test.git origin/master