| protected FindColumn ( ObjectName columnName ) : int | ||
| columnName | ObjectName | |
| return | int | |
private int FindColumnName(ObjectName columnName)
{
int colIndex = table.FindColumn(columnName);
if (colIndex == -1)
{
throw new InvalidOperationException("Can't find column: " + columnName);
}
return(colIndex);
}
public void EvaluateAssignment(SqlAssignExpression assignExpression, IRequest context)
{
var colRef = (SqlReferenceExpression)assignExpression.ReferenceExpression;
var valueExp = assignExpression.ValueExpression;
var value = valueExp.EvaluateToConstant(context, VariableResolver);
// Check the column name is within this row.
var columnName = colRef.ReferenceName;
int column = Table.FindColumn(columnName);
if (column == -1)
{
throw new ObjectNotFoundException(columnName,
String.Format("Table '{0}' has none column named '{1}': cannot assign.", Table.TableInfo.TableName, columnName));
}
SetValue(column, value);
}
