Re: TOAST (was: BLOB)

Tom Lane wrote:

> I'd like to think that we can fold the TOAST support into the
> argument-access macros that I plan to be defining for the fmgr rewrite.
> See previous rants on this subject, eg 14-Jun-99, 23-Oct-99 (in
> pgsql-hackers archives).
   So  we need to fold the VARATT_... macro's I'm using now into   the FMGR_... macros. Or define the macro's you want
now.

> Net result for user-defined-datatype authors will be "if you revise
> your routines, they will be easier to read, more portable, and will
> support TOASTed values.  If you don't, they'll still work about as
> well (or poorly) as they did before."
   Sorry, but that ain't true. Making an existing type toastable   means  that  all  functions,  receiving  that type
needto be   revised.
 


Jan

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