exception Format of string
(* Conversions between SML values and their string representations from SQL queries *)
+ val isNull : string -> bool
val intToSql : int -> string
val intFromSql : string -> int
val stringToSql : string -> string
val stringFromSql : string -> string
val timestampToSql : timestamp -> string
+ val timestampToSqlUnquoted : timestamp -> string
val timestampFromSql : string -> timestamp
val realToSql : real -> string
val realFromSql : string -> real