sql.py: parse_exception(): function MissingCastException: If 1st param is hstore, only perform the cast on the value param. This fixes a bug in _map() calls whose value is a non-text type, such as SALVIAS.plotMetadata.AccessCode.
sql.py: parse_exception(): function MissingCastException: If 1st param is hstore, only perform the cast on the value param. This fixes a bug in _map() calls whose value is a non-text type, such as SALVIAS.plotMetadata.AccessCode.