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- Automatically by the RollingBarrel based on expiry time
- Populator (wipes the central database)
- MCRecoveryTool (specialised removal actions)
- Sql script in sql script or via DBVisualiser or another jdbc client.
- ImportAmalgamate (this is for merging external historical data), see also https://publicwiki.deltares.nl/display/FEWSDOC/24.+ImportAmalgamate
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