Add truncated statement indicator to mysql query sample events #9620
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What does this PR do?
This adds a boolean field to mysql query sample events so we can later surface this to users.
Motivation
We'd like to be able to surface when a statement has been truncated so we can advise uses on how to proceed to prevent truncation (which would be increasing
performance_schema_max_sql_text_length
).Additional Notes
The detection of a truncated statement is done by checking for the presence of
...
at the end of a statement. This works for all supported versions (as the tests show).Review checklist (to be filled by reviewers)
changelog/
andintegration/
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