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Astera Technology

Find required data stores missing from a recovery inventory

Use named set difference rather than counting backup jobs.

Name the required stores

Synthetic recovery requires orders, customers, files and settings. Inventory contains orders twice, customers once and settings once. Each entry is a usable copy of its named store. Multiple copies do not fill a different store identity.

Required-store reconciliation
StoreCopy entriesRequirement covered
Orders2Yes
Customers1Yes
Files0No
Settings1Yes
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Compare unique identities

  1. Deduplicate store identities
  2. Subtract present identities from required
  3. Assign the named missing store

A generic successful-backup label with no store list supplies no identity coverage.

How many required stores are covered and missing?

Show the worked answer

Three of four covered,75%; files alone is missing. Four copy entries do not establish four-store completeness.

Keep missing scope actionable

Filled decision checks
CaseDecisionReason
Four entriesNot completeOrders repeated
Add usable files copyFour stores coveredMissing identity supplied
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The output is a files-store recovery task, with its own usable-copy proof. Renaming an existing order entry does not supply files.

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