December 2013
Intermediate to advanced
1872 pages
153h 31m
English
book
Microsoft® SQL Server 2012 Unleashed
by Ray Rankins, Paul T. Bertucci, Chris Gallelli, Alex T. Silverstein
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Restrictions on Defaults
When creating defaults, you need to keep in mind the following restrictions:
A default cannot be created on columns that have been defined with TIMESTAMP, IDENTITY, or ROWGUIDCOL properties.
Only one default can be assigned to a given column. This restriction applies to both declarative and bound defaults.
Only one default can exist per column.
The default value must be compatible with the data type of the column.
A default ...