When there is a non-breaking schema change with an...
# ask-community-for-troubleshootingj
Joel Olazagasti
05/22/2023, 2:51 PMWhen there is a non-breaking schema change with an incremental-dedupe sync, if I reset the stream upon accepting the schema changes, do I lose my SCD history up to that point?
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kapa.ai
05/22/2023, 2:51 PMA message from kapa.ai
kapa.ai
05/22/2023, 2:51 PMHmm, I don't know enough to give you a confident answer yet. However, you can refer to the Airbyte documentation on incremental sync and deduped history [here](https://docs.airbyte.com/understanding-airbyte/connections/incremental-deduped-history) for more information.
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Marcos Marx (Airbyte)
05/22/2023, 2:55 PMThe webapp will prompt a modal asking to you if you want to reset the data @Joel Olazagasti
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Joel Olazagasti
05/22/2023, 2:56 PMRight, so I guess the option to not lose my scd's is to select
no✅ 1
Joel Olazagasti
05/22/2023, 2:57 PMkeanu thanks