SPI_cursor_fetch (3) - Linux Manuals

SPI_cursor_fetch: fetch some rows from a cursor

Command to display SPI_cursor_fetch manual in Linux: $ man 3 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.