base-table
: supported-type? symbol ¶Returns #t
if symbol names a type allowed as a column
value by the implementation, and #f
otherwise. At a minimum,
an implementation must support the types integer
,
ordinal
, symbol
, string
, and boolean
.
base-table
: supported-key-type? symbol ¶Returns #t
if symbol names a type allowed as a key value
by the implementation, and #f
otherwise. At a minimum, an
implementation must support the types ordinal
, and
symbol
.
An ordinal is an exact positive integer. The other types are standard Scheme.