MOVE
SQL - Language Statements
MOVE
position a cursor on a specified row of a table
1999-07-20
MOVE [ direction ] [ count ]
{ IN | FROM } cursor
1998-09-24
Description
MOVE allows a user to move cursor position a specified
number of rows.
MOVE works like the FETCH command,
but only positions the cursor and does
not return rows.
Refer to
for details on syntax and usage.
1998-09-24
Notes
MOVE is a PostgreSQL
language extension.
Refer to
for a description of valid arguments.
Refer to
to define a cursor.
Refer to
,
,
and
for further information about transactions.
Usage
Set up and use a cursor:
BEGIN WORK;
DECLARE liahona CURSOR FOR SELECT * FROM films;
-- Skip first 5 rows:
MOVE FORWARD 5 IN liahona;
MOVE
-- Fetch 6th row in the cursor liahona:
FETCH 1 IN liahona;
FETCH
code | title | did | date_prod | kind | len
-------+--------+-----+-----------+--------+-------
P_303 | 48 Hrs | 103 | 1982-10-22| Action | 01:37
(1 row)
-- close the cursor liahona and commit work:
CLOSE liahona;
COMMIT WORK;
Compatibility
1998-09-01
SQL92
There is no SQL92 MOVE statement.
Instead, SQL92 allows
one to FETCH rows from an absolute cursor position,
implicitly moving the cursor to the correct position.