SQL Server/T-SQL Tutorial/String Functions/UPPER

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Changing Character Values to Upper

   <source lang="sql">

3> 4> CREATE TABLE employee( 5> id INTEGER NOT NULL PRIMARY KEY, 6> first_name VARCHAR(10), 7> last_name VARCHAR(10), 8> salary DECIMAL(10,2), 9> start_Date DATETIME, 10> region VARCHAR(10), 11> city VARCHAR(20), 12> managerid INTEGER 13> ); 14> GO 1> INSERT INTO employee VALUES (1, "Jason" , "Martin", 5890,"2005-03-22","North","Vancouver",3); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (2, "Alison", "Mathews",4789,"2003-07-21","South","Utown",4); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (3, "James" , "Smith", 6678,"2001-12-01","North","Paris",5); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (4, "Celia" , "Rice", 5567,"2006-03-03","South","London",6); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (5, "Robert", "Black", 4467,"2004-07-02","East","Newton",7); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (6, "Linda" , "Green" , 6456,"2002-05-19","East","Calgary",8); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (7, "David" , "Larry", 5345,"2008-03-18","West","New York",9); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (8, "James" , "Cat", 4234,"2007-07-17","West","Regina",9); 2> GO (1 rows affected) 1> INSERT INTO employee VALUES (9, "Joan" , "Act", 6123,"2001-04-16","North","Toronto",10); 2> GO (1 rows affected) 1> 2> select * from employee; 3> GO id first_name last_name salary start_Date region city managerid


---------- ---------- ------------ ----------------------- ---------- -------------------- -----------
         1 Jason      Martin          5890.00 2005-03-22 00:00:00.000 North      Vancouver                      3
         2 Alison     Mathews         4789.00 2003-07-21 00:00:00.000 South      Utown                          4
         3 James      Smith           6678.00 2001-12-01 00:00:00.000 North      Paris                          5
         4 Celia      Rice            5567.00 2006-03-03 00:00:00.000 South      London                         6
         5 Robert     Black           4467.00 2004-07-02 00:00:00.000 East       Newton                         7
         6 Linda      Green           6456.00 2002-05-19 00:00:00.000 East       Calgary                        8
         7 David      Larry           5345.00 2008-03-18 00:00:00.000 West       New York                       9
         8 James      Cat             4234.00 2007-07-17 00:00:00.000 West       Regina                         9
         9 Joan       Act             6123.00 2001-04-16 00:00:00.000 North      Toronto                       10

(9 rows affected) 1> 2> 3> 4> SELECT UPPER(first_name) 5> FROM employee 6> GO


JASON ALISON JAMES CELIA ROBERT LINDA DAVID JAMES JOAN (9 rows affected) 1> 2> 3> drop table employee; 4> GO</source>


select UPPER("ca")

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2> select UPPER("ca") 3> GO -- CA (1 rows affected)</source>


The LOWER() and UPPER() Functions

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5> DECLARE @LastName VarChar(25), @SpaceIndex TinyInt 6> SET @LastName = "mc donald" 7> -- Find space in name: 8> SET @SpaceIndex = CHARINDEX(" ", @LastName) 9> IF @SpaceIndex > 0 10> SELECT UPPER(LEFT(@LastName, 1)) 11> + LOWER(SUBSTRING(@LastName, 2, @SpaceIndex - 1)) 12> + UPPER(SUBSTRING(@LastName, @SpaceIndex + 1, 1)) 13> + LOWER(SUBSTRING(@LastName, @SpaceIndex + 2, LEN(@LastName))) 14> ELSE 15> SELECT UPPER(LEFT(@LastName, 1)) 16> + LOWER(SUBSTRING(@LastName, 2, LEN(@LastName))) 17> GO


Mc Donald (1 rows affected) 1></source>


UPPER Translates all characters within the string to upper case.

   <source lang="sql">

3> DECLARE @UPPER_STRING char(100) 4> SET @UPPER_STRING = "www.sqle.ru sqle" 5> 6> SELECT UPPER(@UPPER_STRING) 7> GO



WWW.sqle.ru sqle

(1 rows affected)</source>