issue: #43897
- add ddl messages proto and add some message utilities.
- support shard/exclusive resource-key-lock.
- add all ddl callbacks future into broadcast registry.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #42416
- Rename the InsertMetric into ModifiedMetric.
- Add L0 control configuration.
- Add some L0 current state collect.
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #43072, #43289
- manage the schema version at recovery storage.
- update the schema when creating collection or alter schema.
- get schema at write buffer based on version.
- recover the schema when upgrading from 2.5.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #41544
- add lock interceptor into wal.
- use recovery and shardmanager to replace the original implementation
of segment assignment.
- remove redundant implementation and unittest.
- remove redundant proto definition.
- use 2 streamingnode in e2e.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #41544
- simplify the proto message for flush and create segment.
- simplify the msg handler for flowgraph.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
issue: #38399
- broadcast message can carry multi resource key now.
- implement event-based notification for broadcast messages
- broadcast message use broadcast id as a unique identifier in message
- broadcasted message on vchannels keep the broadcasted vchannel now.
- broadcasted message and broadcast message have a common broadcast
header now.
---------
Signed-off-by: chyezh <chyezh@outlook.com>
