Packages

sealed trait ColumnRef extends AnyRef

A column that can be selected from CQL results set by name.

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AnyRef, Any
Known Subclasses
CollectionColumnName, ColumnName, FunctionCallRef, RowCountRef, TTL, WriteTime
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Abstract Value Members

  1. abstract def columnName: String

    Returns the column name which this selection bases on.

    Returns the column name which this selection bases on. In case of a function, such as ttl or writetime, it returns the column name passed to that function.

  2. abstract def cql: String

    Returns a CQL phrase which has to be passed to the SELECT clause with appropriate quotation marks.

  3. abstract def cqlValueName: String

    Returns a name of the value of this column in the CQL result set.

    Returns a name of the value of this column in the CQL result set. Used when retrieving values form the CQL result set.

  4. abstract def selectedAs: String

    Returns the name of the column to be used by the user in the RDD item object.

    Returns the name of the column to be used by the user in the RDD item object. If the column is selected into a CassandraRow, this name should be used to get the column value. Also this name will be matched to an object property by column mappers.

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