public bool IsValid(List <RawTableRow> rawDataRows)
{
var leftIsValid = EvaluateSide(rawDataRows, _Expression.Left);
var rightIsValid = EvaluateSide(rawDataRows, _Expression.Right);
return(HelperConditional.IsTrue(_Expression.Operator, leftIsValid, rightIsValid) ^ _InvertResult);
}
public bool IsValid(List <RawTableRow> rawDataRows)
{
var left = Helper.GetValue(_Expression.Left, _Type, _RawData, rawDataRows);
var right = Helper.GetValue(_Expression.Right, _Type, _RawData, rawDataRows);
return(HelperConditional.IsPredicateCorrect(left, right, _Expression.ComparisonOperator) ^ _InvertResult);
}
private bool EvaluateExpression(List <RawTableRow> rawDataRows, SqlBinaryBooleanExpression expression)
{
var leftIsValid = Evaluate(rawDataRows, expression.Left);
var rightIsValid = Evaluate(rawDataRows, expression.Right);
return(HelperConditional.IsTrue(expression.Operator, leftIsValid, rightIsValid));
}
public bool IsValid(List <RawTableJoinRow> rawDataRowList,
List <MemoryDbDataReader.ReaderFieldData> fields)
{
var left = Helper.GetValue(_Expression.Left, _Type, _RawData, rawDataRowList);
var right = Helper.GetValue(_Expression.Right, _Type, _RawData, rawDataRowList);
return(HelperConditional.IsPredicateCorrect(left, right, _Expression.ComparisonOperator) ^ _InvertResult);
}
private bool EvaluateExpression(List <RawTableRow> rawDataRows, SqlComparisonBooleanExpression expression)
{
var type = Helper.DetermineType(expression.Left, expression.Right, _RawData);
var left = Helper.GetValue(expression.Left, type, _RawData, rawDataRows);
var right = Helper.GetValue(expression.Right, type, _RawData, rawDataRows);
return(HelperConditional.IsPredicateCorrect(left, right, expression.ComparisonOperator));
}
private bool EvaluateExpression(List <RawTableRow> rawDataRows, SqlInBooleanExpression expression)
{
var type = Helper.DetermineType(expression.InExpression, expression.InExpression, _RawData);
var source = Helper.GetValue(expression.InExpression, type, _RawData, rawDataRows);
foreach (var child in expression.ComparisonValue.Children)
{
if (child is SqlScalarExpression scalarExpression)
{
var inValue = Helper.GetValue(scalarExpression, type, _RawData, rawDataRows);
var compare = HelperConditional.IsPredicateCorrect(source, inValue, SqlComparisonBooleanExpressionType.Equals);
if (compare)
{
return(true);
}
}
else
{
throw new NotImplementedException("We expect each compare value to be a scalar expression");
}
}
return(false);
}
