Make ReadOnlyConnectorMetadata methods final
Use union type for table writer target data
Refactor connector lookup in MetadataManager
Refactor provider lookup in RecordSinkManager
Refactor RelationPlan creation
Refactor TableWriter code in LogicalPlanner
Refactor resolver lookup in HandleResolver
Remove ConnectorOutputHandleResolver

The functionality is now in ConnectorHandleResolver.
Pass expected list to assertExpectedPartitions
Add initial INSERT support
Remove unused PartitionKey from SPI
Add partition name getter for PartitionKey
Fix type name handling for Raptor partition keys
Use table ID in ShardManager for table commit
Add insert support to Raptor connector
Sort list of SQL statements in table of contents
Add documentation for INSERT