Practical Database Programming With Visual C#.NET- P9

Tham khảo tài liệu 'practical database programming with visual c#.net- p9', công nghệ thông tin, cơ sở dữ liệu phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Query Data Using Runtime Objects to Oracle Database 423 3 Object Browser - Microsoft Internet Explorer File Edit View Fgvorites Tools Help Back Q Q g ij P Search Favorites jdress http 8Q80 apex4 p 4500 1001 4464122167733609 CREATE NO Oe CURRENT TYF v Q Go Lint - ORACLE Database Express Edition Q Ü A Home Logout Help User CSE DEPT Home i Bi .s -i Cl eate Package I Cancel I I Next I é Done Create Package 0 Specification O Body O Package with methods on database table s A package is a database object that groups logically related PUSQL types items functions and procedures Packages usually have two parts Specification. The interface to your application Body implements the specification sometimes unnecessary Internet Figure Opened Create Package window. Figure Name page of the Package window. The o 5 of the procedure SelectFacultyCourseO is declared in line 3. Two arguments are used for this procedure input parameter FacultyName which is indicated as an input by using the keyword IN followed by the data type of VARCHAR2. The output parameter is at cursor namet FaceltyCourse followed by the keyword OUT Each PL-SQLslatementmustenewithasemicolon and rhiteulealooapulies to the statement. 424 Chapter 5 Data Selection Query with Visual C .NET F e Edt v ew FjvofRes Took Help 4-Böck - H 3 Search Favorites Meda s 3 Andrew g http 8U00 apex f p 500 1001 388454O456953797 CREAIE links Norton Internet Securty D6MS REPCAT AUTH FACULTY_COURSE FACULTY_PACKAG Done FACUL1YC0URSE Specification Dotty Dependencies Errors Grants Compile Download Drop Ldrt Undo Redo Find create or replace package FACULTY-COURSE os TYPE CURSOR_TYPE IS REF CURSOR procedure SelectFacultyCourse FacultyNaxne IN VARCHAR2 Facultycourse OUT CURSORTYPE end 3 Internet Figure Coding for the Specification page. Click on tlicl torctrnplctclliissl ep. You can click on the Compile button to compile this specification block if you like. Next we need to create the .