Fetching cursor data into variables and DEALLOCATE cursor : DEALLOCATE cursor « Cursor « SQL Server / T-SQL Tutorial

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SQL Server / T-SQL Tutorial » Cursor » DEALLOCATE cursor 
18. 7. 1. Fetching cursor data into variables and DEALLOCATE cursor
4>
5CREATE TABLE titles(
6>    title_id       varchar(20),
7>    title          varchar(80)       NOT NULL,
8>    type           char(12)          NOT NULL,
9>    pub_id         char(4)               NULL,
10>    price          money                 NULL,
11>    advance        money                 NULL,
12>    royalty        int                   NULL,
13>    ytd_sales      int                   NULL,
14>    notes          varchar(200)          NULL,
15>    pubdate        datetime          NOT NULL
16)
17> GO
1>
2insert titles values ('1''Secrets',   'popular_comp', '1389', $20.00, $8000.00, 104095,'Note 1','06/12/94')
3insert titles values ('2''The',       'business',     '1389', $19.99, $5000.00, 104095,'Note 2','06/12/91')
4insert titles values ('3''Emotional', 'psychology',   '0736', $7.99,  $4000.00, 103336,'Note 3','06/12/91')
5insert titles values ('4''Prolonged', 'psychology',   '0736', $19.99, $2000.00, 104072,'Note 4','06/12/91')
6insert titles values ('5''With',      'business',     '1389', $11.95, $5000.00, 103876,'Note 5','06/09/91')
7insert titles values ('6''Valley',    'mod_cook',     '0877', $19.99, $0.00,    122032,'Note 6','06/09/91')
8insert titles values ('7''Any?',      'trad_cook',    '0877', $14.99, $8000.00, 104095,'Note 7','06/12/91')
9insert titles values ('8''Fifty',     'trad_cook',    '0877', $11.95, $4000.00, 141509,'Note 8','06/12/91')
10> GO

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)
1CREATE TABLE sales(
2>    stor_id        char(4)           NOT NULL,
3>    ord_num        varchar(20)       NOT NULL,
4>    ord_date       datetime          NOT NULL,
5>    qty            smallint          NOT NULL,
6>    payterms       varchar(12)       NOT NULL,
7>    title_id       varchar(80)
8)
9> GO
1insert sales values('1''QA7442.3', '09/13/94', 75'ON Billing','1')
2insert sales values('2''D4482',    '09/14/94', 10'Ne60',    '1')
3insert sales values('3''N914008',  '09/14/94', 20'Ne30',    '2')
4insert sales values('4''N914014',  '09/14/94', 25'Ne30',    '3')
5insert sales values('5''423LL922', '09/14/94', 15'ON Billing','3')
6insert sales values('6''423LL930', '09/14/94', 10'ON Billing','2')
7> GO

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)

(rows affected)
1>
2>
3>     DECLARE crTitleSales CURSOR FOR
4>               SELECT    title, qty
5>               FROM      titles t
6>                         JOIN sales s ON t.title_id = s.title_id
7>               WHERE     qty > 10
8>     DECLARE   @chvTitle varchar(100),
9>               @intQty smallint
10>     OPEN crTitleSales
11>     FETCH NEXT FROM crTitleSales INTO @chvTitle, @intQty
12>     CLOSE crTitleSales
13>     DEALLOCATE crTitleSales
14>     PRINT 'First Title with sales quantity over 10'
15>     SELECT    @chvTitle AS 'Title',
16>               @intQty AS 'Quantity'
17>     GO
First Title with sales quantity over 10
Title                                                                                                Quantity
---------------------------------------------------------------------------------------------------- --------
Secrets                                                                                                    75

(rows affected)
1>
2> drop table titles;
3> drop table sales;
4> GO
18. 7. DEALLOCATE cursor
18. 7. 1. Fetching cursor data into variables and DEALLOCATE cursor
18. 7. 2. DEALLOCATE a cursor
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