MOVE
SQL - Language Statements
MOVE
position a cursor on a specified row of a table
1999-07-20
MOVE [ direction ]
{count | LAST }
{ IN | FROM } cursor
1998-09-24
Description
MOVE allows a user to move the cursor position a
specified number of rows.
MOVE works like the FETCH command,
but only positions the cursor and does not return rows.
LAST moves to the end
of the cursor.
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.