# \#datafile

**URL:** https://forums.digi.com/tag/datafile/4037.md

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## [How to modify python script to append data on file using sql server 2019?](https://forums.digi.com/t/how-to-modify-python-script-to-append-data-on-file-using-sql-server-2019/23175)

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**Author:** [@ahmedbarbary](https://forums.digi.com/u/ahmedbarbary)\
**Replies:** 2\
**Last updated:** [September 29, 2023, 12:12pm UTC](https://forums.digi.com/t/how-to-modify-python-script-to-append-data-on-file-using-sql-server-2019/23175 "2023-09-29T12:12:24Z")

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I need to append data to excel file already exist from table students on SQL Server . So I need to append data when dbo.fn\_FileExists(@FullFilePath)=1 Excel file already Created on D:\\ExportExcel\\dbo.students.xlsx with…

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## [Is it possible for a device to send an append to a Data File in Device Cloud?  Are Device Cloud DataFiles immutable?](https://forums.digi.com/t/is-it-possible-for-a-device-to-send-an-append-to-a-data-file-in-device-cloud-are-device-cloud-datafiles-immutable/20430)

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**Author:** [@testdigimonitor](https://forums.digi.com/u/testdigimonitor)\
**Replies:** 0\
**Last updated:** [April 19, 2019, 9:41am UTC](https://forums.digi.com/t/is-it-possible-for-a-device-to-send-an-append-to-a-data-file-in-device-cloud-are-device-cloud-datafiles-immutable/20430 "2019-04-19T09:41:15Z")

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Testing Transport Wr21 and Digi Connect SP with the Serial to DC sample application. With each line of data sent to the Device Cloud it writes a new file adding an index number(test1.txt, test2.txt). If the device reboot…