PL/SQL编程(1) - 存储过程，函数以及参数

PROCEDURE [schema.]name[( parameter[, parameter...] ) ]
　　[AUTHID DEFINER | CURRENT_USER ]
　　[ACCESSIBLE BY (program_unit_list)]
IS
　　[declarations]
BEGIN
　　executable statements
　　[ EXCEPTION
　　exception handlers]
END [name];

FUNCTION [schema.]name[( parameter[, parameter...] ) ]
　　RETURN return_datatype
　　[AUTHID DEFINER | CURRENT_USER]
　　[DETERMINISTIC]
　　[PARALLEL_ENABLE ...]
　　[PIPELINED]
　　[RESULT_CACHE ...]
　　[ACCESSIBLE BY (program_unit_list)
　　[AGGREGATE ...]
　　[EXTERNAL ...]
IS
　　[declaration statements]
BEGIN
　　executable statements
　　[EXCEPTION
　　exception handler statements]
END [name];