apache spark - Pyspark dataframe write to single json file with specific name -


i have dataframe want write single json file specific name. tried below

df2 = df1.select(df1.col1,df1.col2) df2.write.format('json').save('/path/file_name.json') # didnt work, writing in folder 'file_name.json' , files part-xxx df2.tojson().saveastextfile('/path/file_name.json')  # didnt work, writing in folder 'file_name.json' , files part-xxx

appreciate if 1 can provide solution.

you need save on single file using below code:- 

df2 = df1.select(df1.col1,df1.col2) df2.coalesce(1).write.format('json').save('/path/file_name.json')

this make folder file_name.json. check folder can single file whole data part-000


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