With scrollable cursors, you can request a specific row number in the
result set. Row numbering is 1-indexed.
Возвращаемые значения
Returns TRUE if the requested row exists in the result set. Returns
FALSE if the requested row does not exist in the result set.
Примеры
Пример 1. Iterating through a result set
The following example demonstrates how to iterate through a result set
with db2_fetch_row() and retrieve columns from the
result set with db2_result().