예제 #1
0
        protected override string WriteDataType(DatabaseColumn column)
        {
            var type = new DataTypeWriter().WriteDataType(column);
            type += (!column.Nullable ? " NOT NULL" : string.Empty);

            var defaultValue = column.DefaultValue;
            if (!string.IsNullOrEmpty(defaultValue))
            {
                defaultValue = FixDefaultValue(defaultValue);
                const string defaultConstraint = " DEFAULT ";

                var dbDataType = column.DbDataType.ToUpperInvariant();
                if (DataTypeConverter.IsVariableString(dbDataType))
                {
                    type += defaultConstraint + "'" + defaultValue + "'";
                }
                else //numeric default
                {
                    type += defaultConstraint + defaultValue;
                }
            }

            //cannot detect the "GENERATED BY DEFAULT" vs "GENERATED ALWAYS" version?
            if (column.IsAutoNumber) type += " GENERATED BY DEFAULT AS IDENTITY";
            if (column.IsPrimaryKey && Table.PrimaryKey.Columns.Count == 1)
                type += " PRIMARY KEY";

            return type;
        }
예제 #2
0
        protected override string WriteDataType(DatabaseColumn column)
        {
            var type = new DataTypeWriter().WriteDataType(column);

            type += (!column.Nullable ? " NOT NULL" : string.Empty);

            var defaultValue = column.DefaultValue;

            if (!string.IsNullOrEmpty(defaultValue))
            {
                defaultValue = FixDefaultValue(defaultValue);
                const string defaultConstraint = " DEFAULT ";

                var dbDataType = column.DbDataType.ToUpperInvariant();
                if (DataTypeConverter.IsVariableString(dbDataType))
                {
                    type += defaultConstraint + "'" + defaultValue + "'";
                }
                else //numeric default
                {
                    type += defaultConstraint + defaultValue;
                }
            }

            //cannot detect the "GENERATED BY DEFAULT" vs "GENERATED ALWAYS" version?
            if (column.IsAutoNumber)
            {
                type += " GENERATED BY DEFAULT AS IDENTITY";
            }
            if (column.IsPrimaryKey && Table.PrimaryKey.Columns.Count == 1)
            {
                type += " PRIMARY KEY";
            }

            return(type);
        }