Build #8450 (May 6, 2024, 10:19:59 AM)

PR #52971: *: global index support `index_merge` and `mem_index_merge` https://github.com/pingcap/tidb/pull/52971

	Started by user Jenkins Admin
	This run spent: 47 sec waiting; 8 min 6 sec build duration; 8 min 13 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