Query-efficiency of DB2 Boolean Options

Query-efficiency of DB2 Boolean Options

 

  

I understand that boolean values can be represented in db2 using either a
SMALLINT or CHAR(1) data type.
-- Is one option better from a query-efficiency/computational-efficiency
perspective?
-- If so, how much better (in percentage or just general order of
magnitude terms)?
What situations are there, if any, in which the answers to these two
questions differ?

Best regards,
Steve Cary


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