scala.dbc.statement

class DerivedColumn

[source: scala/dbc/statement/DerivedColumn.scala]

abstract class DerivedColumn
extends AnyRef
Method Summary
abstract def asClause : Option[java.lang.String]
A new name for this field. This name must be unique for the query in which the column takes part.
def sqlString : java.lang.String
A SQL-99 compliant string representation of the derived column sub-statement. This only has a meaning inside a select statement.
abstract def valueExpression : Expression
The value for the column. This value can be of any type but must be calculated from fields that appear in a relation that takes part in the query.
Methods inherited from AnyRef
getClass, hashCode, equals, clone, toString, notify, notifyAll, wait, wait, wait, finalize, ==, !=, eq, ne, synchronized
Methods inherited from Any
==, !=, isInstanceOf, asInstanceOf
Method Details
abstract def valueExpression : Expression
The value for the column. This value can be of any type but must be calculated from fields that appear in a relation that takes part in the query.

abstract def asClause : Option[java.lang.String]
A new name for this field. This name must be unique for the query in which the column takes part.

def sqlString : java.lang.String
A SQL-99 compliant string representation of the derived column sub-statement. This only has a meaning inside a select statement.