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try_secret function

  • आलेख

Applies to: check marked yes Databricks SQL preview check marked yes Databricks Runtime 15.0 and above

Extracts a secret value with the given scope and key from Databricks secret service, or NULL if the key cannot be retrieved.

Syntax

try_secret ( scope, key )

Arguments

  • scope: A constant string expression containing the scope of the secret to be extracted. The scope is the namespace in which multiple keys might reside.
  • key: A constant string expression with the key of the secret to be extracted.

Returns

A STRING.

If the key cannot be retrieved the function returns NULL. To raise INVALID_SECRET_LOOKUP instead, use the secret() function.

To retrieve a list of all secrets the user is authorized to see use the list_secrets function.

Error conditions

  • INVALID_SECRET_LOOKUP.SECRET_FUNCTION_KEY_NOT_CONSTANT: The key is not a constant string.
  • INVALID_SECRET_LOOKUP.SECRET_FUNCTION_SCOPE_NOT_CONSTANT: The scope is not a constant string.

Examples

> SELECT * FROM list_secrets();
  scope         key
  ------------  ---------------
  secrets.r.us  theAnswerToLife

> SELECT try_secret('secrets.r.us', 'theAnswerToLife');
  fourtyTwo

> SELECT try_secret('secrets.r.us', 'WhatIsTheAnswerToLife');
  NULL