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Add documentation for recalc option

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Martin Sumner 2020-03-24 20:21:44 +00:00
parent 8a9db9e75e
commit 20a7a22571
3 changed files with 11 additions and 7 deletions
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docs/DESIGN.md
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@ -120,7 +120,7 @@ Three potential recovery strategies are supported to provide some flexibility fo
- retain - on compaction KeyDeltas are retained in the Journal, only values are removed.
- recalc (not yet implemented) - the compaction rules assume that on recovery the key changes will be recalculated by comparing the change with the current database state. In recovery the key changes will be recalculated by comparing the change with the current database state.
- recalc - the compaction rules assume that on recovery the key changes will be recalculated by comparing the change with the current database state. In recovery the key changes will be recalculated by comparing the change with the current database state. A user-defined function should be passed in at startup to achieve this recalculation (to override `leveled_head:diff_indexspeacs/3`).
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