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/* __ *\
** ________ ___ / / ___ Scala API **
** / __/ __// _ | / / / _ | (c) 2003-2011, LAMP/EPFL **
** __\ \/ /__/ __ |/ /__/ __ | **
** /____/\___/_/ |_/____/_/ | | **
** |/ **
\* */
package scala.dbc
package statement
package expression;
abstract class BinaryOperator extends Expression {
/** The name of the operator. */
def operator: String;
/** The expression applied on the left of the operator. */
def leftOperand: Expression;
/** The expression applied on the right of the operator. */
def rightOperand: Expression;
/** A SQL-99 compliant string representation of the relation sub-
* statement. This only has a meaning inside another statement. */
def sqlInnerString: String = {
leftOperand.sqlInnerString + " " + operator + " " + rightOperand.sqlInnerString
}
}
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