Migration of data in any form plays role of devil in the engineer’s life. Migration usually creates havoc when we have to migrate lots and lots of data.
We need to Move the data from one live entity to other. Here comes all the complexities or risks.
- What about the source and target structure of the data
- What about the type of data which needs to be transferred
- What about the gaps in the data structure
- What about the live data
- What about the cached data
- What about the size of the data
- What about the duration of migration
- What about the resources required
- What about the configuration sync
- What about the privileges required
- What about the components involved in migration
- What about the mode of transfer of migration
- What about the downtime required
- What about the temporary data storage required
- What about the confirmation that all the data is migrated and nothing was lost on the way
- What about the errors coming in due to migration
- What about the migration mode – auto or manual
Looking at the above items there is a lot to think about when we are migrating the data.
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