Oct 6, 2008 · 155 If I wish to simply rename a column (not change its type or constraints, just its name) in an SQL database using SQL, how do I do that? Or is it not possible? This is for any database …

Dec 18, 2015 · You can rename a column using a CHANGE old_col_name new_col_name column_definition clause. To do so, specify the old and new column names and the definition that the …

Apr 30, 2013 · I am using SQL Server 2008 and Navicat. I need to rename a column in a table using SQL. ALTER TABLE table_name RENAME COLUMN old_name to new_name; This statement …

3 There are few possible ways of doing this in MSSQL server. Select the table abn list the columns by click on the + in the table columns. Then right click and rename the column name Go to the design of …

Jun 17, 2010 · 4 You can't. You can create a new column in the table, using the new name, copy the contents of the old column into the new column, and then drop the old column (that's two ALTERs …

Mar 9, 2009 · I am trying to change a column from a varchar(50) to a nvarchar(200). What is the SQL command to alter this table?

ALTER COLUMN id int NOT NULL ALTER TABLE history ADD PRIMARY KEY (id) ALTER TABLE history DROP CONSTRAINT userId DROP CONSTRAINT name GO I've only gotten to the attempt …

Jan 24, 2015 · As lots of others have said, you will need to use multiple ALTER COLUMN statements, one for each column you want to modify. If you want to modify all or several of the columns in your …

Feb 20, 2012 · I need help with SQL Server Table Column. I´m trying to rename Column Name, but this doesn't work.

SQL-script: How to write ALTER statements to set Primary key on an existing table? Asked 13 years, 4 months ago Modified 1 year, 7 months ago Viewed 1.1m times