- publishing free software manuals
The PostgreSQL 9.0 Reference Manual - Volume 2 - Programming Guide
by The PostgreSQL Global Development Group
Paperback (6"x9"), 478 pages
ISBN 9781906966065
RRP £14.95 ($19.95)

Sales of this book support the PostgreSQL project! Get a printed copy>>>

13.1.21 SPI_cursor_fetch

Name

SPI_cursor_fetch -- fetch some rows from a cursor

Synopsis

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

Description

SPI_cursor_fetch fetches some rows from a cursor. This is equivalent to a subset of the SQL command FETCH (see SPI_scroll_cursor_fetch for more functionality).

Arguments

Portal portal
portal containing the cursor
bool forward
true for fetch forward, false for fetch backward
long count
maximum number of rows to fetch

Return Value

SPI_processed and SPI_tuptable are set as in SPI_execute if successful.

Notes

Fetching backward may fail if the cursor's plan was not created with the CURSOR_OPT_SCROLL option.

ISBN 9781906966065The PostgreSQL 9.0 Reference Manual - Volume 2 - Programming GuideSee the print edition