04.01.2017 11:44, Alex Peshkoff wrote:
> - why charset OCTETS should be represented as sybtype, not charset?

   Not charset, but type "BINARY". Even if it is just an alias, it deserves to 
be 
distinguishable from parent type the same way as are INTEGER/DECIMAL/NUMERIC.

> - what else subtypes make sense for character fields (I understand that
> we may place BLR or even small JPEG data into VARCHAR, but does it
> really make sense to do such things) ?

   I would suggest to separate GUID.


-- 
   WBR, SD.

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