ORA-28113: policy predicate has error
问题 I need some help with Oracle's VPD feature. I have never used it before but did some research online about it, however I'm running into a problem. Here are the steps that I have taken: QuanTriDL: create table NhanVien2 table NhanVien2 QuanTriVPD: CREATE OR REPLACE CONTEXT ThongTinTaiKhoan USING TTTK_PKG; CREATE OR REPLACE PACKAGE TTTK_PKG IS PROCEDURE GetTTTK; END; / CREATE OR REPLACE PACKAGE BODY TTTK_PKG IS PROCEDURE GetTTTK AS TaiKhoan varchar(30); tenPhong varchar(30); tenChucVu varchar