[server] Support sequence groups in default and agg merge engine - #4130

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Kaixuan-Duan wants to merge 11 commits into

apache:mainfrom

Kaixuan-Duan:default-sequence-groups

Commits on Aug 27, 2026

[server] Support sequence groups in the default merge engine
Kaixuan-Duan
committed
cce662b

Commits on Aug 28, 2026

[server] Support sequence groups in the agg merge engine
Kaixuan-Duan
committed
05c6edf

Commits on Sep 5, 2026

[server] Model sequence groups at the schema level and validate them at construction
Kaixuan-Duan
committed
700bdbf
[server] Reject partial writes that split a sequence group
Kaixuan-Duan
committed
f1c8934
[server] Arbitrate the first write with the sequence groups
Kaixuan-Duan
committed
db67e7c
[server] Reject sequence groups an auto increment column takes part in
Kaixuan-Duan
committed
c8f3ed8
[server] Allocate nothing on the per-record sequence-group arbitration path
Kaixuan-Duan
committed
29e46b2
[server] Return the stored value as is when a sequence-group write changes nothing
Kaixuan-Duan
committed
f08ef19
[docs] Document sequence groups
Kaixuan-Duan
committed
77091d2
[server] Fix: Expect no changelog for an all-skipped sequence-group write
Kaixuan-Duan
committed
df309bd
Trigger CI
Kaixuan-Duan
committed
0226552