MOVE

Name

MOVE -- Ä¿¼­ÀÇ À§Ä¡¸¦ °áÁ¤ÇÑ´Ù

Synopsis

MOVE [ 
direction
 { FROM | IN } ] 
cursorname

¼³¸í

MOVE´Â µ¥ÀÌÅ͸¦ ÃßÃâÇÏ´Â ÀÏ ¾øÀÌ Ä¿¼­ÀÇ À§Ä¡¸¦ º¯°æÇÕ´Ï´Ù. MOVE´Â Ä¿¼­ÀÇ À§Ä¡¿Í ÇàÀ» µ¹·ÁÁÖÁö ¾Ê´Â °ÍÀ» Á¦¿ÜÇϰí, FETCH ¸í·É°ú ¿ÏÀüÈ÷ ¶È°°ÀÌ µ¿ÀÛÇÕ´Ï´Ù.

±¸¹®°ú »ç¿ë ¹æ¹ý¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ °ÍÀº FETCH À» ÂüÁ¶ÇØ ÁÖ¼¼¿ä.

Ãâ·Â

Á¤»óÀûÀ¸·Î Á¾·áÇϸé MOVE ¸í·É´Â ÀÌÇÏÀÇ Çü½ÄÀÇ ¸í·É ű׸¦ µ¹·ÁÁÝ´Ï´Ù.

MOVE 
count

count ´Â °°Àº ¸Å°³º¯¼ö¸¦ ÁØFETCH ¸í·ÉÀÌ µ¹·ÁÁÖ¾î¾ßÇÒ Çà¼öÀÔ´Ï´Ù (ÀÌ °ªÀº 0ÀÇ °æ¿ìµµ ÀÖ½À´Ï´Ù).

¿¹Á¦

BEGIN WORK;
DECLARE liahona CURSOR FOR SELECT * FROM films;

-- ÃÖÃÊÀÇ 5ÇàÀ» ³¯¸³´Ï´Ù.
MOVE FORWARD 5 IN liahona;
MOVE 5
-- liahona Ä¿¼­³»ÀÇ 6Çà°¸¦ ÃßÃâÇÕ´Ï´Ù.
FETCH 1 FROM liahona;
 code  | title  | did | date_prod  |  kind  |  len
-------+--------+-----+------------+--------+-------
 P_303 | 48 Hrs | 103 | 1982-10-22 | Action | 01:37
(1 row)
-- liahona Ä¿¼­¸¦ ´Ý¾Æ Æ®·£Àè¼Ç(transaction)¸¦ Á¾·áÇÕ´Ï´Ù.
CLOSE liahona;
COMMIT WORK;

ȣȯ¼º

Ç¥ÁØ SQL¿¡´ÂMOVE ¸í·É¹®Àº ¾ø½À´Ï´Ù.

°ü·Ã Ç׸ñ

CLOSE , DECLARE , FETCH