record ColumnInfo : TypeMkColumnInfo : String -> OracleType -> Nat -> Bool -> ColumnInfo.name : ColumnInfo -> String.nullable : ColumnInfo -> Bool.oracletype : ColumnInfo -> OracleType.size : ColumnInfo -> NatEq ColumnInfoOrd ColumnInfoShow ColumnInfo.name : ColumnInfo -> Stringname : ColumnInfo -> String.oracletype : ColumnInfo -> OracleTypeoracletype : ColumnInfo -> OracleType.size : ColumnInfo -> Natsize : ColumnInfo -> Nat.nullable : ColumnInfo -> Boolnullable : ColumnInfo -> Bool