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Returning 1 from the set_progress_handler handler cancels query (GH-4120)

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(cherry picked from commit ac03c03b30)
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Berker Peksag 2017-11-02 21:08:04 +03:00 • committed by GitHub
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Doc/library/sqlite3.rst
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@ -421,6 +421,10 @@ Connection Objects
If you want to clear any previously installed progress handler, call the If you want to clear any previously installed progress handler, call the
method with :const:`None` for *handler*. method with :const:`None` for *handler*.
Returning a non-zero value from the handler function will terminate the
currently executing query and cause it to raise an :exc:`OperationalError`
exception.
.. method:: set_trace_callback(trace_callback) .. method:: set_trace_callback(trace_callback)