You can put a new column say order to each of the DF having 1, 2 and 3 for
df1, df2 and df3 respectively. Then you can sort the data based on the
On Fri 13 Apr, 2018, 21:56 SNEHASISH DUTTA, <info.snehas...@gmail.com>
> I am currently facing an issue , while performing union on three data
> fames say df1,df2,df3 once the operation is performed and I am trying to
> save the data , the data is getting shuffled so the ordering of data in
> df1,df2,df3 are not maintained.
> When I save the data as text/csv file the content of the data gets
> shuffled within.
> There is no way to order the dataframe as these 3 dataframes don't share
> any common field/constraint.
> Let me know if there is a work around to maintain the ordering of the
> dataframes after union and write.