SQL Server/T-SQL/View/Filter view

Материал из SQL эксперт
Перейти к: навигация, поиск

Filter view with check option

   <source lang="sql">

5> CREATE TABLE Shippers ( 6> ShipperID int NOT NULL , 7> CompanyName nvarchar (40) NOT NULL , 8> Phone nvarchar (24) NULL 9> ) 10> GO 1> 2> 3> INSERT Shippers VALUES(1,"Express","(503) 555-9831") 4> INSERT Shippers VALUES(2,"Package","(503) 555-3199") 5> INSERT Shippers VALUES(3,"Shipping","(503) 555-9931") 6> go (1 rows affected) (1 rows affected) (1 rows affected) 1> 2> CREATE VIEW OregonShippers_vw 3> AS 4> SELECT ShipperID, 5> CompanyName, 6> Phone 7> FROM Shippers 8> WHERE Phone LIKE "(503)%" 9> WITH CHECK OPTION 10> GO 1> drop view OregonShippers_vw; 2> GO 1> 2> drop table Shippers; 3> GO

</source>
   
  


Using the ORDER BY Clause in a View with a TOP Statement

   <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> CREATE VIEW MyView 4> AS 5> SELECT 6> first_name 7> FROM 8> Employee 9> GO 1> 2> 3> ALTER VIEW MyView 4> AS 5> SELECT TOP 5 6> first_name 7> FROM 8> Employee 9> GO 1> 2> SELECT * FROM MyView ORDER BY first_name 3> GO first_name


Alison Celia David James James (5 rows affected) 1> 2> drop view MyView 3> GO 1> 2> 3> 4> drop table employee; 5> GO 1>

</source>