Re: array type name mangling

Andrew Dunstan <andrew@dunslane.net> writes:
> In connection with completing David Fetter's array of composites patch, 
> I am looking at doing some better name mangling for array types as 
> recently discussed. What I'm thinking of is prepending one or more 
> underscores to the type name up to some limit (NAMEDATALEN / 2 ?) and if 
> necessary truncating the result, and then looking to see if there is a 
> name clash. That would, I hope, enable us to get rid of all the places 
> where we require names to be no more than NAMEDATALEN - 2 chars. Does 
> that seem like a reasonable approach? Will it break anything, i.e., is 
> there somewhere that has assumes the array type for foo will be called 
> _foo  rather than ___foo ?

makeArrayTypeName and users thereof.  Or are you going to extend pg_type
to have a direct link?
        regards, tom lane