Iaroslav Zeigerman

Add an option to `sqlmesh plan` to use rendered model queries for diffing

1

This should help investigate issues which occur due to non-deterministic nature of some macros which result in unexpected creation of new model snapshots.

For long running plans, a state connection established at the beginning of a plan application might go stale by the end of it. This update introduces a "pre-ping" mechanism, ensuring...

Missing "external" relation type

1

### Describe the bug The Databricks adapter is missing the `external` relation type which is a part of the dbt adapter contract: https://github.com/dbt-labs/dbt-adapters/blob/main/dbt/adapters/contracts/relation.py#L23. This type is usually assigned to relations...