PostgreSQL

PostgreSQL Elephant Logo

SPI_cursor_move

SPI_cursor_move — move a cursor

Synopsis

void SPI_cursor_move(Portal portal, bool forward, long count)

Description

SPI_cursor_move skips over some number of rows in a cursor. This is equivalent to a subset of the SQL command MOVE (see SPI_scroll_cursor_move for more functionality).

Arguments

+Portal +`+portal+`

portal containing the cursor

+bool +`+forward+`

true for move forward, false for move backward

+long +`+count+`

maximum number of rows to move

Notes

Moving backward may fail if the cursor’s plan was not created with the CURSOR_OPT_SCROLL option.


Prev Up Next

SPI_cursor_fetch

Home

SPI_scroll_cursor_fetch

Copyright © 1996-2023 The PostgreSQL Global Development Group