| Analysis of the search query | sql server how to add not null constraint |
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http://blog.sqlauthority.com/2013/03/11/sql-server-how-to-add-column-at-specific-location-in-table/ Competition: low
When I am perusing an unfamiliar database for data elements it is easier to miss a piece of information when the data elements in a table are not logically grouped together. Also, sometimes I have been forced to write a bit more complex code which enumerates the columns by their names, or by part of the names used as a convention
How do you add a NOT NULL Column to a large table in SQL Server? - Stack Overflow
http://stackoverflow.com/questions/287954/how-do-you-add-a-not-null-column-to-a-large-table-in-sql-server Competition: low
This means that the db needs to increase the size of each record, which causes it to shift records on full data-pages to other data-pages and that takes time. Here are my steps (I am using SQL Server 2005): 1) Add the column to the table with a default value: ALTER TABLE MyTable ADD MyColumn varchar(40) DEFAULT('') 2) Add a NOT NULL constraint with the NOCHECK option
When I am perusing an unfamiliar database for data elements it is easier to miss a piece of information when the data elements in a table are not logically grouped together. Also, sometimes I have been forced to write a bit more complex code which enumerates the columns by their names, or by part of the names used as a convention
How do you add a NOT NULL Column to a large table in SQL Server? - Stack Overflow
This means that the db needs to increase the size of each record, which causes it to shift records on full data-pages to other data-pages and that takes time. Here are my steps (I am using SQL Server 2005): 1) Add the column to the table with a default value: ALTER TABLE MyTable ADD MyColumn varchar(40) DEFAULT('') 2) Add a NOT NULL constraint with the NOCHECK option
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