SameerMesiah97 opened a new pull request, #76163:
URL: https://github.com/apache/airflow/pull/76163

   **Description**
   
   This change resets `SnowflakeHook.descriptions` at the start of each `run()` 
call, ensuring it contains only cursor descriptions from the current execution.
   
   **Rationale**
   
   Reusing a hook instance to execute lists of SQL statements previously 
appended cursor descriptions to those retained from earlier calls. This could 
leave stale column metadata that no longer matched the current query results.
   
   Resetting descriptions alongside query IDs keeps execution metadata scoped 
to each call.
   
   **Tests**
   
   Added a regression test that executes two successive `run()` calls on the 
same hook instance with different cursor descriptions and verifies that only 
the current call’s descriptions are retained.
   
   ###### Was generative AI tooling used to co-author this PR?
   
   - [X] Yes (please specify the tool below)
   
   Generated-by: [GPT 6.1] following [the 
guidelines](https://github.com/apache/airflow/blob/main/contributing-docs/05_pull_requests.rst#gen-ai-assisted-contributions)


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