SQL Server/T-SQL/System/sysobjects
Get value from sysobjects table
1> create table employee(
2> ID int,
3> name nvarchar (10),
4> salary int,
5> start_date datetime,
6> city nvarchar (10),
7> region char (1))
8> GO
1>
2> insert into employee (ID, name, salary, start_date, city, region)
3> values (1, "Jason", 40420, "02/01/94", "New York", "W")
4> GO
(1 rows affected)
1> insert into employee (ID, name, salary, start_date, city, region)
2> values (2, "Robert",14420, "01/02/95", "Vancouver","N")
3> GO
(1 rows affected)
1> insert into employee (ID, name, salary, start_date, city, region)
2> values (3, "Celia", 24020, "12/03/96", "Toronto", "W")
3> GO
(1 rows affected)
1> insert into employee (ID, name, salary, start_date, city, region)
2> values (4, "Linda", 40620, "11/04/97", "New York", "N")
3> GO
(1 rows affected)
1> insert into employee (ID, name, salary, start_date, city, region)
2> values (5, "David", 80026, "10/05/98", "Vancouver","W")
3> GO
(1 rows affected)
1> insert into employee (ID, name, salary, start_date, city, region)
2> values (6, "James", 70060, "09/06/99", "Toronto", "N")
3> GO
(1 rows affected)
1> insert into employee (ID, name, salary, start_date, city, region)
2> values (7, "Alison",90620, "08/07/00", "New York", "W")
3> GO
(1 rows affected)
1> insert into employee (ID, name, salary, start_date, city, region)
2> values (8, "Chris", 26020, "07/08/01", "Vancouver","N")
3> GO
(1 rows affected)
1> insert into employee (ID, name, salary, start_date, city, region)
2> values (9, "Mary", 60020, "06/09/02", "Toronto", "W")
3> GO
(1 rows affected)
1>
2> select * from employee
3> GO
ID name salary start_date city region
----------- ---------- ----------- ----------------------- ---------- ------
1 Jason 40420 1994-02-01 00:00:00.000 New York W
2 Robert 14420 1995-01-02 00:00:00.000 Vancouver N
3 Celia 24020 1996-12-03 00:00:00.000 Toronto W
4 Linda 40620 1997-11-04 00:00:00.000 New York N
5 David 80026 1998-10-05 00:00:00.000 Vancouver W
6 James 70060 1999-09-06 00:00:00.000 Toronto N
7 Alison 90620 2000-08-07 00:00:00.000 New York W
8 Chris 26020 2001-07-08 00:00:00.000 Vancouver N
9 Mary 60020 2002-06-09 00:00:00.000 Toronto W
(9 rows affected)
1>
2> Create VIEW myView
3> WITH ENCRYPTION
4> AS
5> SELECT * from Employee
6> GO
1>
2>
3> SELECT sc.text FROM syscomments sc
4> JOIN sysobjects so
5> ON sc.id = so.id
6> WHERE so.name = "myView"
7> GO
text
----------------------------------------
NULL
(1 rows affected)
1>
2>
3>
4> drop view myView
5> GO
1>
2> drop table employee
3> GO
1>
Join syscomments and sysobjects
3> SELECT top 5 sc.text
4> FROM syscomments sc
5> JOIN sysobjects so
6> ON sc.id = so.id
7>
8> GO
text
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--Error Handling in SQL Server 2005
CREATE PROCEDURE spDeleteProduct @Productid int
AS
BEGIN TRY
BEGIN TRANSACTION
DELETE Product WHERE ProductID = @Productid
COMMIT TRANSACTION
END TRY
BEGIN CATCH
DECLARE @Err AS int
DECLARE @Msg AS varchar(max)
SET @Err = @@Error
SET @Msg = Error_Message()
ROLLBACK TRANSACTION
INSERT ErrorTable
VALUES (@err, @msg)
END CATCH
CREATE PROC dbo.usp_OrderDetailsInsert
@orderid int,
@partid int,
@quantity int
AS
INSERT INTO OrderDetails(orderid, partid, quantity)
VALUES(@orderid, @partid, @quantity)
CREATE PROC dbo.usp_OrderDetailsUpdate
@orderid int,
@partid int,
@neworderid int = NULL,
@newpartid int = NULL,
@quantity int = NULL
AS
UPDATE OrderDetails
SET orderid = ISNULL(@neworderid, orderid),
partid = ISNULL(@newpartid, partid),
quantity = ISNULL(@quantity, quantity)
WHERE
orderid = @orderid
AND
partid = @partid
CREATE VIEW titleview
AS
select title, au_ord, au_lname, price, ytd_sales, pub_id
from authors, titles, titleauthor
where authors.au_id = titleauthor.au_id
AND titles.title_id = titleauthor.title_id
CREATE PROC dbo.usp_OrderDetailsDelete
@orderid int,
@partid int
AS
DELETE FROM OrderDetails
WHERE
orderid = @orderid
AND
partid = @partid
(5 rows affected)