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gh-101117: Improve accuracy of sqlite3.Cursor.rowcount docs (#104287)

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The SQLite C API sqlite3_changes() can only be relied upon when the
current active statement has been run to completion.
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Erlend E. Aasland 2023-05-11 10:44:31 +02:00 • committed by GitHub
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Doc/library/sqlite3.rst
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@ -1694,7 +1694,10 @@ Cursor objects
``INSERT``, ``UPDATE``, ``DELETE``, and ``REPLACE`` statements;
is ``-1`` for other statements,
including :abbr:`CTE (Common Table Expression)` queries.
It is only updated by the :meth:`execute` and :meth:`executemany` methods.
It is only updated by the :meth:`execute` and :meth:`executemany` methods,
after the statement has run to completion.
This means that any resulting rows must be fetched in order for
:attr:`!rowcount` to be updated.
.. attribute:: row_factory