function 调用 package
我想用oracle中的function调用下面的package 用
function输入3个值 调用package 后返回给function
请问怎么写
CREATE OR REPLACE PACKAGE BODY LESSON.PK_SHUILV
IS
PROCEDURE PK_SHUILV
/* Com=commodity Pri=price Pre=precision */
( InputDate in CHAR,
InpuComCode in number,
InputComNum in number,
Tax out number,
Pri out number,
TaxAndPri out number,
OutputTax out number,
OutputPri out number,
OutputTaxAndPri out number,
TaxRate out number,
TaxType out number,
Pre &