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# usesStoreSpecificMigrationManager

A Boolean value that indicates whether the migration manager tries to use a store specific migration manager to perform the  migration.

```
var usesStoreSpecificMigrationManager: Bool { get set }
```

## Return Value

<doc://com.apple.documentation/documentation/Swift/true> if the receiver uses a store-specific migration manager, otherwise <doc://com.apple.documentation/documentation/Swift/false>.

## Discussion

<doc://com.apple.documentation/documentation/Swift/true> if the receiver uses a store-specific migration manager, otherwise <doc://com.apple.documentation/documentation/Swift/false>. The default value is <doc://com.apple.documentation/documentation/Swift/true>.

A store-specific migration manager class is not guaranteed to perform any of the migration manager delegate callbacks or update values for the observable properties.

---

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