Creates a MultiTableBatchWrite object, composed of multiple
            individual BatchWrite objects.
            
 Declaration Syntax
 Declaration Syntax| C# | 
MultiTableBatchWrite CreateMultiTableBatchWrite( params BatchWrite[] batches )
 Parameters
 Parameters- batches (array<BatchWrite>[]()[][])
- Individual BatchWrite objects
 Return Value
 Return ValueComposite MultiTableBatchWrite object