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SOL-C01 · Question #304

You are developing a data pipeline in Snowflake Notebooks. One cell contains Python code that uses the Snowpark DataFrame API to perform several data transformations. After executing the cell, you obs

The correct answer is A. The user manually canceled the cell execution using the Notebook interface. B. The Snowflake warehouse was suspended due to inactivity, interrupting the Snowpark DataFrame E. A Snowflake administrator terminated the query associated with the Snowpark session.. A 'Canceled' status in a Snowflake Notebook cell specifically means the underlying query or session was explicitly stopped, not that it errored out. The three valid causes are: (A) The user manually clicked the cancel/stop button in the Notebook UI, which sends a cancellation sig

Querying and Performance

Question

You are developing a data pipeline in Snowflake Notebooks. One cell contains Python code that uses the Snowpark DataFrame API to perform several data transformations. After executing the cell, you observe that the execution status is 'Canceled'. What are the possible causes for this status, and how can you diagnose the issue?

Options

  • AThe user manually canceled the cell execution using the Notebook interface.
  • BThe Snowflake warehouse was suspended due to inactivity, interrupting the Snowpark DataFrame
  • CAn error occurred during the Snowpark DataFrame operations, triggering an automatic
  • DThe Notebook environment encountered a memory error due to the size of the Snowpark
  • EA Snowflake administrator terminated the query associated with the Snowpark session.

How the community answered

(26 responses)
  • A
    77% (20)
  • C
    8% (2)
  • D
    15% (4)

Explanation

A 'Canceled' status in a Snowflake Notebook cell specifically means the underlying query or session was explicitly stopped, not that it errored out. The three valid causes are: (A) The user manually clicked the cancel/stop button in the Notebook UI, which sends a cancellation signal to the running query; (B) The Snowflake virtual warehouse was auto-suspended due to an inactivity timeout (if it auto-suspended between when the cell started and when the Snowpark lazy evaluation triggered execution), which would terminate the session and cancel in-flight operations; and (E) A Snowflake administrator used ALTER SESSION or SYSTEM$CANCEL_QUERY / Snowsight's query kill feature to terminate the underlying query, resulting in a canceled status visible in the notebook. Option C is incorrect - exceptions in Snowpark operations produce an 'Error' status with a traceback, not 'Canceled'. Option D is also incorrect - memory errors manifest as kernel crashes or error statuses, not 'Canceled'.

Topics

#Snowflake Notebooks#Snowpark#Query Execution#Query Management

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