Chin
Chin

Reputation: 12702

Concatenating String in SQL Server 2005

Does anyone know how I would go about concatenating a string in SQL Server 2005.

What I mean is something like the following scenario.

I have a nvarchar(MAX) column in a SQL Server 2005 database.

Lets say the column has a value of "A" and I want to add "B" making "AB", what is the simplest way to go about this. Will I need to do a Select, concatenate the two values in code and then update the column? Or is there a more nifty way to do this?

Any pointers much appreciated.

Upvotes: 4

Views: 8444

Answers (2)

FlySwat
FlySwat

Reputation: 175573

In T-SQL:

     UPDATE table SET col = col + 'B' WHERE (PREDICATE THAT IDENTIFIES ROW)

If you were using Oracle it would be:

     UPDATE table SET col = col || 'B' WHERE (PREDICATE THAT IDENTIFIES ROW)

Upvotes: 8

Adriaan Stander
Adriaan Stander

Reputation: 166326

You can do something like this

DECLARE @Table TABLE(
        Col VARCHAR(MAX)
)

INSERT INTO @Table (Col) SELECT 'A'

SELECT  Col + 'B'
FROM    @Table

UPDATE @Table
SET Col = Col + 'B'

SELECT * FROM @Table

Upvotes: 2

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