Hi,

We fairly recently merged a PR to remove the experimental status for Flight SQL 
from maven: https://github.com/apache/arrow/pull/39040

However our public documentation still has a warning saying Flight SQL is 
experimental:
https://arrow.apache.org/docs/format/FlightSql.html

“Flight SQL is experimental and changes to the protocol may still be made.”

Should we rephrase this? This being a warning and being experimental can lead 
potential users into thinking the protocol is unstable.

Perhaps take it out of the warning note and say:

“Flight SQL is continuing to evolve with new functionality. However clients 
only need to be updated to take advantage of new features and a Flight SQL 
version update will not break existing clients”. Perhaps there’s better wording 
to indicate that Flight SQL won’t get breaking changes.



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