enable multiple merges on one table at once #25390

Job	Run time
CHECK PR VALID	4s
Matrixone CI / UT Test on Ubuntu/x86	17m 26s
Matrixone CI / SCA Test on Ubuntu/x86	10m 41s
Matrixone Compose CI / multi cn e2e bvt test docker compose(Optimistic/PUSH)	20m 50s
Matrixone CI / UT Test on Darwin/x86	0s
Matrixone Compose CI / multi cn e2e bvt test docker compose(PESSIMISTIC)	30m 4s
Matrixone Standlone CI / Multi-CN e2e BVT Test on Linux/x64(LAUNCH, PROXY)	25m 23s
Matrixone Standlone CI / e2e BVT Test on Linux/x64(LAUNCH, PESSIMISTIC)	23m 19s
Matrixone Standlone CI / e2e BVT Test on Linux/x64(LAUNCH,Optimistic)	31m 29s
Matrixone Upgrade CI / Compatibility Test With Target on Linux/x64(LAUNCH)	48m 8s
Matrixone Upgrade CI / Compatibility Test With Release on Linux/x64(LAUNCH)	0s
Matrixone Utils CI / check_organization_user	3s
Matrixone Utils CI / pr-size-label	4s
Matrixone Utils CI / Coverage	55m 18s
Matrixone Utils CI / docu_issue_check	0s
	4h 22m 49s

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