Thanks guys!

On Tuesday, August 14, 2012 12:16:34 PM UTC-4, asgallant wrote:
>
> Also, with arrayToDataTable, you have to replicate the entire DataTable - 
> you can't add new data to an existing DataTable that way.
>
> If you are creating a DataTable from scratch, performance-wise, the 
> fastest method is actually to pass a JSON representation of the DataTable 
> to the DataTable constructor (see 
> here<https://developers.google.com/chart/interactive/docs/reference#DataTable>).
>  
>  Manually defining columns and then using the #addRows method is probably 
> marginally faster than arrayToDataTable, as the API doesn't have to 
> determine the column data types.
>
> On Tuesday, August 14, 2012 10:14:23 AM UTC-4, Yolanda Davis wrote:
>>
>> I think it depends on what you are doing.  If you need to add more 
>> specific column information (such as column id and column type) or need to 
>> use Date/Datetime as a type it may be better to use the addColumn and 
>> addRow methods vs the arrayToDataTable. The arrayToDataTable will interpret 
>> the types based on content, except it cannot detect the Date type nor can 
>> it read Javascript literals in the data. See  
>> https://developers.google.com/chart/interactive/docs/reference#google.visualization.arraytodatatable
>>   
>> for more info.
>>
>> On Tuesday, August 14, 2012 10:06:01 AM UTC-4, API Developer wrote:
>>>
>>> Hey guys,
>>>
>>> Does anybody know a good way to insert rows into the dataTable?
>>> Would it be better to just add directly to the data using data.addRows() 
>>> or use a separate matrix and use google.visualization.arrayToDataTable?
>>>
>>

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