If “ELSIF” is using , replace “ELSIF” to ELSEIF

Oracle:

IF condition THEN
statement; [statement;]…
[ELSIF condition THEN
statement; [statement;]…]…
[ELSE statement; [statement;]…]
END IF;

HiRDB:

IF condition THEN
statement; [statement;]…
[ELSEIF condition THEN
statement; [statement;]…]…
[ELSE statement; [statement;]…]
END IF;