feat(connector): support postgres_sink in rust #19328

3 / 12 tasks completed

9 tasks still to be completed

Task	Status
We convert `ScalarAdapter` from `ScalarImpl`. This is for compatibility with postgres types like Uuid, Array.	Incomplete
We map pg types from `sea_schema` (which we use for table schema discovery), to `tokio_postgres::Type` (which we use for query execution).	Incomplete
Check type mapping.	Completed
Sink tests.	Completed
Type validation tests.	Completed
Can use fast path if types don't require `ScalarAdapter`.	Incomplete
Can try pg transactions.	Incomplete
Batch DML downstream: #19328 (comment)	Incomplete
Use LogSinker trait instead of SinkWriter.	Incomplete
Support switch a jdbc sink to pg. Not sure if totally feasible. But it will support more seamless upgrade.	Incomplete
I have written necessary rustdoc comments	Incomplete
I have added necessary unit tests and integration tests	Incomplete
I have added test labels as necessary. See details.	Incomplete
I have added fuzzing tests or opened an issue to track them. (Optional, recommended for new SQL features #7934).	Incomplete
My PR contains breaking changes. (If it deprecates some features, please create a tracking issue to remove them in the future).	Incomplete
All checks passed in `./risedev check` (or alias, `./risedev c`)	Incomplete
My PR contains critical fixes that are necessary to be merged into the latest release. (Please check out the details)	Incomplete
My PR needs documentation updates. (Please use the Release note section below to summarize the impact on users)	Incomplete