Updating Large Value Data Type Columns with WRITE : Update « Insert Delete Update « SQL Server / T-SQL Tutorial

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SQL Server / T-SQL Tutorial » Insert Delete Update » Update

2. 5. 16. Updating Large Value Data Type Columns with WRITE


31>

32> CREATE TABLE Book(

33> ChapterID int NOT NULL,

34> Chapter varchar(max) NOT NULL

35> )

36> GO

1>

2> INSERT Book(ChapterID, Chapter)

3> VALUES(1, 'chapter 1' )

4> GO



(1 rows affected)

1>

2> UPDATE Book

3> SET Chapter .WRITE (' new chapter' , NULL, NULL)

4> WHERE ChapterID = 1

5> GO



(1 rows affected)

1>

2> select * from Book

3> GO

ChapterID   Chapter





----------- ------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------

----------------------------

          1 chapter 1 new chapter







(1 rows affected)

1>

2> UPDATE Book

3> SET Chapter .WRITE('new new chapter', 1, 10)

4> WHERE ChapterID = 1

5> GO



(1 rows affected)

1>

2> SELECT Chapter

3> FROM Book

4> WHERE ChapterID = 1

5> GO

Chapter





------------------------------------------------------------------------------------------------------------------------

------------------------------------------------------------------------------------------------------------------------

----------------

cnew new chapterew chapter







(1 rows affected)

1>

2> drop table Book

3> GO

2. 5. Update
	2. 5. 1.	The syntax of the UPDATE statement
	2. 5. 2.	Syntax of UPDATE with a Join
	2. 5. 3.	An UPDATE statement that updates all the Billings for a Banker based on the Banker's name
	2. 5. 4.	An UPDATE statement that changes the terms of all Billings for Bankers in three states
	2. 5. 5.	Limiting Rows to Be Updated
	2. 5. 6.	Assigning Update Values Using Subqueries
	2. 5. 7.	An UPDATE statement that uses an arithmetic expression to assign a value to a column
	2. 5. 8.	Updating using two subqueries.
	2. 5. 9.	Updating Data Using the CASE Expression
	2. 5. 10.	An UPDATE statement that assigns the maximum due date in the table to a specific Billing
	2. 5. 11.	Violating the constraint in an update statement
	2. 5. 12.	SET other columns to their default value
	2. 5. 13.	Change the phone number of authors living in Gary, IN, back to the DEFAULT value
	2. 5. 14.	An UPDATE statement with top
	2. 5. 15.	Update table in a transaction
	2. 5. 16.	Updating Large Value Data Type Columns with WRITE

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