SPI_cursor_move
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.