SPI_cursor_fetch
SPI_cursor_fetch — fetch some rows from a cursor
Synopsis
void SPI_cursor_fetch(Portalportal, boolforward, longcount)
Description
SPI_cursor_fetch fetches some rows from a cursor. This is equivalent to a subset of the SQL commandFETCH (seeSPI_scroll_cursor_fetch for more functionality).
Arguments
Portalportalportal containing the cursor
boolforwardtrue for fetch forward, false for fetch backward
longcountmaximum number of rows to fetch
Return Value
SPI_processed andSPI_tuptable are set as inSPI_execute if successful.
Notes
Fetching backward may fail if the cursor's plan was not created with theCURSOR_OPT_SCROLL option.