![]() ![]() If this property is set to No then only the formula is stored and the values are calculated every time this column is referenced. Is Persisted Indicates whether the results of the formula are stored. To edit this property, type a new formula directly. To change the value shown for the Computed Column Specification property, you must expand it and edit the Formula child property.įormula Displays the formula for the computed column. The value shown for property is the same as the value of the Formula child property and displays the formula for the computed column. To edit the collation, select the property, click the ellipsis ( ) that appears to the right of the property value to bring up the Collation dialog box.ĭisplays information about a computed column. This property shows 0 for nonnumeric data types.ĭisplays the collating sequence that SQL Server applies by default to the column whenever the column values are used to sort rows of a query result. This property shows 0 for nonnumeric data types.ĭisplays the maximum number of digits for values in this column. This property is only available for character-based data typesĭisplays the maximum number of digits that can appear to the right of the decimal point for values of this column. Shows the number of characters allowed for character-based data types. Alternatively, to create a default constraint for the column, type the default value directly as text. To bind the column to a global default, select from the drop-down list. The drop-down list contains all global defaults defined in the database. The value of this field can be either the value of a SQL Server default constraint or the name of a global constraint to which the column is bound. To edit this property, click its value, expand the drop-down list, and choose another value.ĭisplays the default for this column whenever no value is specified for this column. To edit this property, click the Allow Nulls checkbox corresponding to the column in the top pane of Table Designer.ĭisplays the data type for the selected column. Indicates whether this column allows nulls. You cannot drop published objects, therefore the schema change will fail.Įxpands to show Name, Allow Nulls, Data Type, Default Value or Binding, Length, Precision, and Scale.ĭisplays the name of the selected column. When schema changes are made using the Table Designer or the Database Diagram Designer, it attempts to drop and recreate the table. If the table is published for replication, you must make schema changes using the Transact-SQL statement ALTER TABLE or SQL Server Management Objects (SMO). ![]()
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