11th February 2021: PostgreSQL 13.2, 12.6, 11.11, 10.16, 9.6.21, & 9.5.25 Released!
Supported Versions: Current (13) / 12 / 11 / 10 / 9.6
Development Versions: devel
Unsupported versions: 9.5 / 9.4 / 9.3 / 9.2 / 9.1 / 9.0 / 8.4 / 8.3
PostgreSQL 9.6.21 Documentation
Prev Up Next

SPI_scroll_cursor_fetch

Name

SPI_scroll_cursor_fetch -- fetch some rows from a cursor

Synopsis

void SPI_scroll_cursor_fetch(Portal portal, FetchDirection direction,
                             long count)

Description

SPI_scroll_cursor_fetch fetches some rows from a cursor. This is equivalent to the SQL command FETCH.

Arguments

Portal portal

portal containing the cursor

FetchDirection direction

one of FETCH_FORWARD, FETCH_BACKWARD, FETCH_ABSOLUTE or FETCH_RELATIVE

long count

number of rows to fetch for FETCH_FORWARD or FETCH_BACKWARD; absolute row number to fetch for FETCH_ABSOLUTE; or relative row number to fetch for FETCH_RELATIVE

Return Value

SPI_processed and SPI_tuptable are set as in SPI_execute if successful.

Notes

See the SQL FETCH command for details of the interpretation of the direction and count parameters.

Direction values other than FETCH_FORWARD may fail if the cursor's plan was not created with the CURSOR_OPT_SCROLL option.

Prev Home Next
SPI_cursor_move Up SPI_scroll_cursor_move

Submit correction

If you see anything in the documentation that is not correct, does not match your experience with the particular feature or requires further clarification, please use this form to report a documentation issue.