Questions tagged [alter] - KnowledgeHub

Questions tagged alter

8 questions

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34

votes

5

answers

Adding a Boolean column into an existing table

mysql alter

asked 2012-08-20T06:28:00.050

8

votes

3

answers

Altering the data type of a column in a HUGE table. Performance issues

mysql alter

asked 2012-06-12T11:30:44.577

27

votes

4

answers

Alter SQL table - allow NULL column value

mysql sql alter

asked 2012-05-15T09:37:17.540

11

votes

3

answers

SQL Server: alter table, how to add SPARSE definition

sql sql-server sql-server-2008 alter

asked 2011-09-30T11:20:10.053

18

votes

4

answers

Removing NOT NULL restriction from column in MySQL

mysql null alter

asked 2011-04-18T18:55:04.420

224

votes

11

answers

How to change column datatype in SQL Server database without losing data?

sql-server sql-server-2008 alter

asked 2011-02-27T21:14:22.520

43

votes

1

answers

How to change the primary key to be non-clustered?

sql sql-server-2005 clustered-index alter

asked 2010-04-09T00:54:18.143

542

votes

6

answers

How do I modify a MySQL column to allow NULL?

mysql syntax alter

asked 2008-10-17T16:52:23.053