How do I view the warning(s) after a SELECT query using the MySQL command line?

How do I v开发者_Python百科iew the warning(s) after a SELECT query? The result of one query is:

Empty set, 1 warning (0.01 sec)

I am using MySQL via command line on Linux.

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Using the SHOW WARNINGS syntax

SHOW WARNINGS;

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Type \W in the MySQL command line.