Пример #1
0
        private void AddCreateUniqueConstraintBatch(Index index, QuoteType quoteType)
        {
            List <ColumnWithSortOrder> columns = new List <ColumnWithSortOrder>();

            foreach (var member in index.Members)
            {
                Column column = index.Parent.Columns.FirstOrDefault(c => c.Name == member.Column);
                columns.Add(
                    ScriptFactory.ColumnWithSortOrder(
                        ScriptFactory.ColumnReferenceExpression(
                            ScriptFactory.MultiPartIdentifier(
                                ScriptFactory.Identifier(member.Column, quoteType)), ColumnType.Regular), SortOrder.Ascending));
            }
            UniqueConstraintDefinition uniqueConstraint = ScriptFactory.UniqueConstraintDefinition(
                ScriptFactory.Identifier(index.Name, quoteType),
                false,
                index.IsClustered,
                null,
                null,
                null,
                columns
                );

            AddBatch(ScriptFactory.AlterTableAddTableElement(
                         ScriptFactory.TableDefinition(
                             null,
                             null,
                             new List <ConstraintDefinition> {
                uniqueConstraint
            },
                             null),
                         Generator.GenerateSchemaObjectName(index.Parent, quoteType)));
        }