C# (CSharp) KeyFinder.Keys示例

示例#1

文件： ChildProjectionFlattener.cs 项目： gitter-badger/framework-15

        private bool IsKey(SelectExpression source, HashSet <ColumnExpression> columns)
        {
            var keys = KeyFinder.Keys(source);

            return(keys.All(k => k != null && columns.Contains(k)));
        }