EnableConstraints()

void System.Data.DataSet.EnableConstraints ( )

inlinepackage

Definition at line 788 of file DataSet.cs.

    {
        long scopeId = DataCommonEventSource.Log.EnterScope("<ds.DataSet.EnableConstraints|INFO> {0}", ObjectID);
        try
        {
            bool flag = false;
            ConstraintEnumerator constraintEnumerator = new ConstraintEnumerator(this);
            while (constraintEnumerator.GetNext())
            {
                Constraint constraint = constraintEnumerator.GetConstraint();
                flag |= constraint.IsConstraintViolated();
            }
            foreach (DataTable table in Tables)
            {
                foreach (DataColumn column in table.Columns)
                {
                    if (!column.AllowDBNull)
                    {
                        flag |= column.IsNotAllowDBNullViolated();
                    }
                    if (column.MaxLength >= 0)
                    {
                        flag |= column.IsMaxLengthViolated();
                    }
                }
            }
            if (flag)
            {
                FailedEnableConstraints();
            }
        }
        finally
        {
            DataCommonEventSource.Log.ExitScope(scopeId);
        }
    }

References System.Data.DataTable.Columns, System.Data.DataSet.FailedEnableConstraints(), System.Data.Constraint.IsConstraintViolated(), System.Data.DataCommonEventSource.Log, System.Data.DataSet.ObjectID, and System.Data.DataSet.Tables.