UPDATE and REPLACE part of a string

Question

I\'ve got a table with two columns, ID and Value. I want to change a part of some strings in the second column.

Example of Table:

Answer 1

query:

UPDATE tablename 
SET field_name = REPLACE(field_name , 'oldstring', 'newstring') 
WHERE field_name LIKE ('oldstring%');

Answer 2

CREATE TABLE tbl_PersonalDetail
(ID INT IDENTITY ,[Date] nvarchar(20), Name nvarchar(20), GenderID int);

INSERT INTO Tbl_PersonalDetail VALUES(N'18-4-2015', N'Monay', 2),
                                     (N'31-3-2015', N'Monay', 2),
                                     (N'28-12-2015', N'Monay', 2),
                                     (N'19-4-2015', N'Monay', 2)

DECLARE @Date Nvarchar(200)

SET @Date = (SELECT [Date] FROM Tbl_PersonalDetail WHERE ID = 2)

Update Tbl_PersonalDetail SET [Date] = (REPLACE(@Date , '-','/')) WHERE ID = 2 

Answer 3

replace for persian word

UPDATE dbo.TblNews
SET keyWords = REPLACE(keyWords, '-', N'،')

help: dbo.TblNews -- table name

keyWords -- fild name

Answer 4

You have one table where you have date Code which is seven character something like

"32-1000"

Now you want to replace all

"32-"

With

"14-"

The SQL query you have to run is

Update Products Set Code = replace(Code, '32-', '14-') Where ...(Put your where statement in here)