Class

quasar.db

Schema

Related Doc: package db

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final case class Schema[A](readVersion: ConnectionIO[slamdata.Predef.Option[A]], writeVersion: (A) ⇒ ConnectionIO[slamdata.Predef.Unit], updates: SortedMap[A, ConnectionIO[slamdata.Predef.Unit]])(implicit evidence$1: Atom[A], evidence$2: Order[A]) extends Product with Serializable

updates

a sequence of update operations which can be applied in sequence to bring the schema from any previous version up to the latest version, migrating existing data in the process.

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Serializable, Serializable, Product, Equals, AnyRef, Any
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Instance Constructors

  1. new Schema(readVersion: ConnectionIO[slamdata.Predef.Option[A]], writeVersion: (A) ⇒ ConnectionIO[slamdata.Predef.Unit], updates: SortedMap[A, ConnectionIO[slamdata.Predef.Unit]])(implicit arg0: Atom[A], arg1: Order[A])

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    updates

    a sequence of update operations which can be applied in sequence to bring the schema from any previous version up to the latest version, migrating existing data in the process.

Value Members

  1. final def !=(arg0: Any): Boolean

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    AnyRef → Any

  2. final def ##(): Int

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  3. final def ==(arg0: Any): Boolean

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  4. final def asInstanceOf[T0]: T0

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  5. def clone(): AnyRef

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    Attributes
    protected[java.lang]
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    @throws( ... )

  6. final def eq(arg0: AnyRef): Boolean

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  7. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )

  8. final def getClass(): Class[_]

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  9. final def isInstanceOf[T0]: Boolean

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  10. def latestVersion: A

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    Most recent known version, to which the schema will be updated.

  11. final def ne(arg0: AnyRef): Boolean

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  12. final def notify(): Unit

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    AnyRef

  13. final def notifyAll(): Unit

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  14. val readVersion: ConnectionIO[slamdata.Predef.Option[A]]

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  15. final def synchronized[T0](arg0: ⇒ T0): T0

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  16. def updateRequired: ConnectionIO[slamdata.Predef.Option[(slamdata.Predef.Option[A], A)]]

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    Compare the schema version found in the DB with the latest version, and return a tuple showing the update to be applied, if needed.

  17. def updateToLatest: ConnectionIO[slamdata.Predef.Unit]

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  18. val updates: SortedMap[A, ConnectionIO[slamdata.Predef.Unit]]

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    a sequence of update operations which can be applied in sequence to bring the schema from any previous version up to the latest version, migrating existing data in the process.

  19. final def wait(): Unit

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    @throws( ... )

  20. final def wait(arg0: Long, arg1: Int): Unit

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  21. final def wait(arg0: Long): Unit

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  22. val writeVersion: (A) ⇒ ConnectionIO[slamdata.Predef.Unit]

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Inherited from Serializable

Inherited from Serializable

Inherited from Product

Inherited from Equals

Inherited from AnyRef

Inherited from Any

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