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The Point on the
Web Oracle Tools Today
Eric Grancher
IT/ASD-DB
[email protected]
Agenda of the presentation
Oracle Web Application Server
 PL/SQL cartridge

– PL/SQL by hand & Designer/2000 web generator
Java and perl cartridges
 Forms cartridge

– Schema
– Restrictions
– Status

Advantages / drawbacks
Oracle Web Application Server
Network Computing Architecture
 Three-tier architecture
 Terminology

– Client (browser, Java capable)
– Web Application Server (ex web server)
– Database server
ORB Services
Client/Browser
Application Server
Database
PL/SQL Cartridge
PL/SQL stored procedures produce HTML
which is sent back to the browser
 PL/SQL code can be

– Typed by hand
– Generated by designer/2000 v1.3.2
PL/
SQL
URL
Client/Browser
execute proc1;
HTTP
SQL*Net
HTML
HTML
Application Server
PL/SQL
Database
Java/perl Cartridge
Java classes run in a JVM on the application
server, JDK 1.0.2 is supported
 Perl scripts run on the application server

perl
URL
HTTP
HTML
Client/Browser
JVM
Perl scripts
Java .class
Application Server
SQL*Net
Database
Forms Cartridge

User-interface is moved to the browser
User interface layer
SQL*Net
Application Logic
Data Manager
PL/SQL engine
User interface layer
GUI/text client
Database
Application Logic
Data Manager
PL/SQL engine
Forms
SQL*Net
Forms 4.5
Client/Browser
Application Server
Database
Web-forms Restrictions
Unsupported



ActiveX, OCX, OLE, VBX
MDI window
When-Mouse-% triggers
Critical Area



Fonts
Timers
Level of validation
Restricted



Display in console
USER_EXIT, ORA_FFI, HOST
Iconic button in GIF format
Developer/2000 2.0



Bubble help
Combo boxes
Menu accelerators
http://oraweb01:9000/database/
Status of Web Forms

Client/browser
– No JDK 1.1.2 compatible browser

OWAS / Developer/2000
– 1.5 (NT) : not ready for production
– 1.5.1 (Solaris) : not received
– Need of a new architecture
– Security ?

Plans
– Production around Q1 1998
– Think about it from NOW on
Advantages/drawbacks
Interaction level
Bandwidth
PL/SQL, perl, Java
Web Forms
Character
Pixel
Very low ->
inter/extra-net
High ->intranet
Transaction
Manual (- Des/2k)
Automatic
Availability
Now
Q1 1998
http://wwwinfo/~grancher/odf/
http://oraweb01:9000/database/
[email protected]