enable multiple merges on one table at once #25508

Job	Run time
CHECK PR VALID	2s
Matrixone Upgrade CI / Compatibility Test With Target on Linux/x64(LAUNCH)	47m 58s
Matrixone CI / UT Test on Ubuntu/x86	17m 47s
Matrixone Upgrade CI / Compatibility Test With Release on Linux/x64(LAUNCH)	0s
Matrixone CI / SCA Test on Ubuntu/x86	10m 24s
Matrixone CI / UT Test on Darwin/x86	0s
Matrixone Compose CI / multi cn e2e bvt test docker compose(Optimistic/PUSH)	22m 4s
Matrixone Compose CI / multi cn e2e bvt test docker compose(PESSIMISTIC)	28m 9s
Matrixone Standlone CI / Multi-CN e2e BVT Test on Linux/x64(LAUNCH, PROXY)	25m 12s
Matrixone Standlone CI / e2e BVT Test on Linux/x64(LAUNCH,Optimistic)	31m 1s
Matrixone Standlone CI / e2e BVT Test on Linux/x64(LAUNCH, PESSIMISTIC)	23m 34s
Matrixone Utils CI / check_organization_user	4s
Matrixone Utils CI / pr-size-label	2s
Matrixone Utils CI / Coverage	57m 18s
Matrixone Utils CI / docu_issue_check	0s
	4h 23m 35s

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