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

Материал из SQL эксперт
Перейти к: навигация, поиск

Padding a number for business purposes with right

   <source lang="sql">

4> 5> CREATE TABLE employee( 6> id INTEGER NOT NULL PRIMARY KEY, 7> first_name VARCHAR(10), 8> last_name VARCHAR(10), 9> salary DECIMAL(10,2), 10> start_Date DATETIME, 11> region VARCHAR(10), 12> city VARCHAR(20), 13> managerid INTEGER 14> ); 15> 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> SELECT TOP 3 4> ID, RIGHT("0000000000" + CONVERT(varchar(10), salary),10) 5> FROM employee 6> GO ID


--------------------
         1 0005890.00
         2 0004789.00
         3 0006678.00

(3 rows affected) 1> 2> 3> 4> drop table employee; 5> GO</source>


Prefixing a Numeric Value with Zeros

   <source lang="sql">

RIGHT (REPLICATE ("0", 10) + CAST (qty AS varchar (10)), 10)</source>


RIGHT return a number of characters from the right-hand side of a string.

   <source lang="sql">

4> DECLARE @RIGHT_STRING char(100) 5> SET @RIGHT_STRING = "www.sqle.ru, www.sqle.ru sqle" 6> SELECT RIGHT(@RIGHT_STRING,10) 7> GO


(1 rows affected) 1> 2> DECLARE @RIGHT_STRING varchar(100) 3> SET @RIGHT_STRING = "sqle" 4> SELECT RIGHT(@RIGHT_STRING,10) 5> GO


sqle (1 rows affected)</source>


Taking the Rightmost Part of a String

   <source lang="sql">

3> 4> SELECT RIGHT("www.sqle.ru sqle", 10) 5> GO


com sqle (1 rows affected) 1></source>