feat: Support for views

[Weijun-H]

Ticket(s) Closed

• Closes Support for views #54

What

CREATE VIEW AS SELECT ... FROM FOREIGN_TABLE do not push down to DuckDB

Why

How

In the process_utility_hook, push this view to DuckDB

Tests

test_view_foreign_table in tests/scan.rs

[Weijun-H]

---- test_view_foreign_table stdout ----
thread 'test_view_foreign_table' panicked at tests/scan.rs:615:9:
assertion `left == right` failed
  left: "error returned from database: column trips.vendorid does not exist"
 right: "WARNING: public.rate_code does not exist in DuckDB"

cannot reproduce the CI error on my M3 locally

[philippemnoel]

---- test_view_foreign_table stdout ----
thread 'test_view_foreign_table' panicked at tests/scan.rs:615:9:
assertion `left == right` failed
  left: "error returned from database: column trips.vendorid does not exist"
 right: "WARNING: public.rate_code does not exist in DuckDB"

cannot reproduce the CI error on my M3 locally

That's strange, I would expect this kind of error to not be environment-specific.

[philippemnoel]

This looks good to me! @kysshsy could you please help review here? If it's good with you, I'm happy to merge this.

[Weijun-H]

Thanks for your feedback @kysshsy , I will rethink this pr

[kysshsy]

LGTM!