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    Type:New Feature 
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    Resolution: Fixed
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    Priority:Major - P3 
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    Affects Version/s: None
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    Component/s: None
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        Minor Change
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In order to show the pre-image of changes in change streams (on request), we need to store the pre-image in the oplog the same way we do for retryable findAndModify calls.
- causes
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                    SERVER-56518 findAndModify deletes unconditionally write preImage no-op oplog entries, leading to crash during chunk migration -         
- Closed
 
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- is related to
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                    SERVER-36941 Option to provide "before image" with change streams -         
- Closed
 
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- related to
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                    SERVER-69478 remove unnecessary copy in TransactionParticipant::commitUnpreparedTransaction() -         
- Closed
 
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