Packages

object Catalog extends Serializable

The Catalog object keeps track of relations in the database. It maintains two Maps: one mapping name to relation schema and the other mapping name to relation object stored in memory.

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  1. Catalog
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Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##(): Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. def add(name: String, colName: Seq[String], key: Int, domain: String = null, rel: Tabular = null): Unit

    Add meta-data about the new relation to the catalog.

    Add meta-data about the new relation to the catalog.

    name

    the name of the relation

    colName

    the names of columns

    key

    the column number for the primary key (< 0 => no primary key)

    domain

    an optional string indicating domains for columns (e.g., 'SD' = 'StrNum', 'Double')

    rel

    the relation

  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clear(): Unit

    Remove all relations from the catalog.

  7. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
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    @throws( ... ) @native() @HotSpotIntrinsicCandidate()
  8. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  9. def equals(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  10. final def getClass(): Class[_]
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  11. def getRelation(name: String): Tabular

    Get the relation object for the relation named 'name'.

    Get the relation object for the relation named 'name'.

    name

    the name of the relation

  12. def getSchema(name: String): (Seq[String], Int, String)

    Get the schema/meta-data about the relation named 'name'.

    Get the schema/meta-data about the relation named 'name'.

    name

    the name of the relation

  13. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  14. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  15. def names: Iterable[String]

    Return an iterator over all relations names in the catalog.

  16. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  17. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  18. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native() @HotSpotIntrinsicCandidate()
  19. def remove(name: String): Unit

    Remove the relation named 'name' from the catalog.

    Remove the relation named 'name' from the catalog.

    name

    the name of the relation

  20. final def synchronized[T0](arg0: ⇒ T0): T0
    Definition Classes
    AnyRef
  21. def toString(): String
    Definition Classes
    AnyRef → Any
  22. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
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    @throws( ... )
  23. final def wait(arg0: Long): Unit
    Definition Classes
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    @throws( ... ) @native()
  24. final def wait(): Unit
    Definition Classes
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    Annotations
    @throws( ... )

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
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    @throws( classOf[java.lang.Throwable] ) @Deprecated
    Deprecated

Inherited from Serializable

Inherited from Serializable

Inherited from AnyRef

Inherited from Any

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