         case .internal?:
             statement = try db.internalCachedSelectStatement(sql)
         }
-        if let arguments = arguments {
-            try statement.setArgumentsWithValidation(arguments)
-        }
+        try statement.setArgumentsWithValidation(arguments)
         return (statement, adapter)
     }
     

    /// - returns: A SQLRequest
    init(_ sql: String, arguments: StatementArguments? = nil, adapter: RowAdapter? = nil, fromCache cache: Cache?) {
        self.sql = sql
        self.arguments = arguments
        self.adapter = adapter
        self.cache = cache
    }

    public typealias RowDecoder = T
    
    public var sql: String
    public var arguments: StatementArguments
    public var adapter: RowAdapter?
    private let cache: Cache?
    
