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Database - Coggle Diagram
Database
Updates
Stored separately from ENC
Automatic applied to SENC
Implementation procedure
shall not interfere with display in use
Should accept data entered manually
Distinguishable from Official updates
Keep and Display
Record of updates
Including time of application
Should not be possible
Alter contents
from ENC
SENC INF transformed from ENC
Capable of accepting
Non-encrypted ENC
Encrypted ENC
Chart INF
Should be
Latest Edition
Should allow mariner
To display Updates
allow to review contents