Alter table add new identity column sql server

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SQL Server table columns under the hood

  http://rusanu.com/2011/10/20/sql-server-table-columns-under-the-hood/
This is the layer at which you can look into sys.columns and see the table structure, or look at the table in SSMS object explorer and so on and so forth. When data is inserted into the new partition that is created after a column is dropped, the number of the maximum nullable columns in the new partition may be one less than the number of the maximum nullable columns in the old partition

  http://raresql.com/2014/03/16/sql-server-how-to-alter-an-existing-computed-column-in-a-table/
METHOD 1 : USING T-SQL In this method, we need to first drop the computed column and then add it as a new column to accommodate the altered computed column in any table. But hang on a second, instead of pressing the save button, press the generate script button to see what changes SSMS will implement in case of pressing save button

  http://www.codeproject.com/Questions/267871/alter-an-existing-table-in-sql-server-add-AUT
See more: SQL-Server Hi everybodyy,I have a table in sql server 2008 I need to alter it to add a AutoIncrement for already existing primary key field in this table.Please I need the script to execute this query.Can anybody help?thank you Posted 12-Oct-11 22:39pm nourbt478 Add a Solution 4 solutions Top Rated Most Recent Rate this: Please Sign up or sign in to vote

  http://dba.stackexchange.com/questions/40660/sql-server-replication-alter-table-alter-column-is-not-propagated-to-subscrib
The replication of schema changes is activated, and the replication has been running for years, including frequent schema changes (new column, new constraints, etc)

  http://blog.sqlauthority.com/2009/05/03/sql-server-add-or-remove-identity-property-on-column/
But do you know what will be the solution when ID column is referenced as foreign key in other multiple tables? because in this case it wouldnt let me delete that old ID column. can i chaneg the order of columns in a table as i dont want to disturb the column sequence of my primary key column after using the above suggested methods

  http://blog.sqlauthority.com/2013/05/30/sql-server-add-identity-column-to-table-based-on-order-of-another-column/
The reason, I like to call it interesting is though, I have provided answers to him, I believe there should be another better alternative to this problem. However, what will be the alternative solution to this question if the clustered index is already created on the table and there was no option to modify the same

sql server 2008 - Alter table column for primary key and identity - Stack Overflow

  http://stackoverflow.com/questions/11897007/alter-table-column-for-primary-key-and-identity
You have to create a new column with the IDENTITY property: ALTER TABLE MyTable ADD NewID int IDENTITY(1,1) not null Unfortunately, you're not then able to assign the old ID values to this new column

tsql - How to add a new identity column to a table in SQL Server? - Stack Overflow

  http://stackoverflow.com/questions/3698793/how-to-add-a-new-identity-column-to-a-table-in-sql-server
There are two ways of adding an identity column to a table with existing data: Create a new table with identity, copy data to this new table then drop the existing table followed by renaming the temp table

SQL Server Forums - Alter table - Add new column in between..

  http://www.sqlteam.com/forums/topic.asp?TOPIC_ID=58912
Make sure you run it in pieces.Here is the code: USE Northwind GO PRINT 'This script attempts to reorder a column by updating the system tables themselves. For any column, it is the number of columns in that table with colid's not greater than its own colid.I use similar logic all the time to calculate rankings, with the rank of a given record being 1 + the number of higher-valued records