protected function OptimizeBinaryOperationExpression(BinaryOperationExpression $Expression)
{
$LeftOperand = $Expression->GetLeftOperandExpression();
$RightOperand = $Expression->GetRightOperandExpression();
if ($LeftOperand instanceof ReviveColumnExpression && $this->IsExpressionConstant($RightOperand)) {
$this->OptimizeReviveColumnCompareConstantExpression($LeftOperand, $RightOperand);
} else {
if ($RightOperand instanceof ReviveColumnExpression && $this->IsExpressionConstant($LeftOperand)) {
$this->OptimizeReviveColumnCompareConstantExpression($RightOperand, $LeftOperand);
} else {
return $Expression;
}
}
return Expression::BinaryOperation($LeftOperand, $Expression->GetOperator(), $RightOperand);
}
public function __construct(array $Expressions, $LogicalOperator = Binary::LogicalAnd)
{
$PredicateExpression = null;
foreach ($Expressions as $Expression) {
if ($PredicateExpression === null) {
$PredicateExpression = $Expression;
} else {
$PredicateExpression = Expression::BinaryOperation($PredicateExpression, $LogicalOperator, $Expression);
}
}
parent::__construct($PredicateExpression->GetLeftOperandExpression(), $PredicateExpression->GetOperator(), $PredicateExpression->GetRightOperandExpression());
}
public function __construct(ColumnExpression $AssignToColumnExpression, $AssignmentOperator, CoreExpression $AssignmentValueExpression)
{
parent::__construct($AssignToColumnExpression, $AssignmentOperator, $AssignmentValueExpression);
}
protected function AppendBinaryOperation(QueryBuilder $QueryBuilder, E\BinaryOperationExpression $Expression)
{
$this->Append($QueryBuilder, $Expression->GetLeftOperandExpression());
$QueryBuilder->Append($this->GetBinaryOperatorString($Expression->GetOperator()));
$this->Append($QueryBuilder, $Expression->GetRightOperandExpression());
}