HyukjinKwon commented on code in PR #37490:
URL: https://github.com/apache/spark/pull/37490#discussion_r944473353
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python/pyspark/sql/catalog.py:
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@@ -404,26 +529,42 @@ def getFunction(self, functionName: str) -> Function:
def listColumns(self, tableName: str, dbName: Optional[str] = None) ->
List[Column]:
"""Returns a list of columns for the given table/view in the specified
database.
- If no database is specified, the current database is used.
-
.. versionadded:: 2.0.0
Parameters
----------
tableName : str
- name of the table to check existence
+ name of the table to list columns.
+
+ .. versionchanged:: 3.4.0
+ Allow ``tableName`` to be qualified with catalog name when
``dbName`` is None.
+
dbName : str, optional
- name of the database to check table existence in.
Review Comment:
Seems like it doesn't ... 😢
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