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Determining typmod of *source* of a cast - Mailing list pgsql-hackers

From Jim Nasby
Subject Determining typmod of *source* of a cast
Date
Msg-id 547A70A9.4030108@BlueTreble.com
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Is there any way to determine the typemod of the source data for a cast? Perhaps a modification on
get_call_expr_argtype(),though I'd hate to put that in an extension...
 

BTW, it'd be nice if we better emphasized that the typmod passed to a cast function is for the destination... :/
-- 
Jim Nasby, Data Architect, Blue Treble Consulting
Data in Trouble? Get it in Treble! http://BlueTreble.com

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