The Point on the The Point on the Web Oracle Tools TodayWeb Oracle Tools Today

Eric GrancherEric GrancherIT/ASD-DBIT/ASD-DB

Eric.Grancher@cern.chEric.Grancher@cern.ch

Agenda of the Agenda of the presentationpresentation

Oracle Web Application ServerOracle Web Application Server PL/SQL cartridgePL/SQL cartridge

– PL/SQL by hand & Designer/2000 web PL/SQL by hand & Designer/2000 web generatorgenerator

Java and perl cartridgesJava and perl cartridges Forms cartridgeForms cartridge

– SchemaSchema– RestrictionsRestrictions– StatusStatus

Advantages / drawbacksAdvantages / drawbacks

Oracle Web Application Oracle Web Application ServerServer

Network Computing ArchitectureNetwork Computing Architecture Three-tier architectureThree-tier architecture TerminologyTerminology

– Client (browser, Java capable)Client (browser, Java capable)– Web Application Server (ex web server)Web Application Server (ex web server)– Database serverDatabase server

Client/Browser

ORB Services

Application Server Database

PL/SQL CartridgePL/SQL Cartridge

PL/SQL stored procedures produce PL/SQL stored procedures produce HTML which is sent back to the HTML which is sent back to the browserbrowser

PL/SQL code can bePL/SQL code can be– Typed by handTyped by hand– Generated by designer/2000 v1.3.2 Generated by designer/2000 v1.3.2

Client/Browser Application Server Database

URLURL

HTMLHTMLPL/SQLPL/SQLSQL*NeSQL*Ne

ttHTTPHTTP

execute proc1;execute proc1;

HTMLHTML

PL/SQL

Application Server

Java/perl CartridgeJava/perl Cartridge

Java classes run in a JVM on the Java classes run in a JVM on the application server, JDK 1.0.2 is application server, JDK 1.0.2 is supportedsupported

Perl scripts run on the application Perl scripts run on the application serverserver

Client/Browser Database

SQL*NeSQL*Nett

URLURL

HTMLHTML

HTTPHTTP

perl JVM

Perl scriptsPerl scripts

Java .classJava .class

Forms CartridgeForms Cartridge

User-interface is moved to the browserUser-interface is moved to the browser

Client/Browser Application Server Database

Forms

Forms 4.5Forms 4.5

SQL*NeSQL*Nett

DatabaseGUI/text client

SQL*NeSQL*Nett

User interface layerUser interface layer

Application LogicApplication Logic

Data ManagerData ManagerPL/SQL enginePL/SQL engine

User interface layerUser interface layer Application LogicApplication Logic

Data ManagerData ManagerPL/SQL enginePL/SQL engine

Web-forms RestrictionsWeb-forms Restrictions

ActiveX, OCX, OLE, VBXActiveX, OCX, OLE, VBX MDI window MDI window When-Mouse-% triggersWhen-Mouse-% triggers

UnsupportedUnsupported

FontsFonts TimersTimers Level of validationLevel of validation

Critical AreaCritical Area

Bubble helpBubble help Combo boxesCombo boxes Menu acceleratorsMenu accelerators

Developer/2000 2.0

Display in consoleDisplay in console USER_EXIT, ORA_FFI, USER_EXIT, ORA_FFI,

HOSTHOST Iconic button in GIF Iconic button in GIF

formatformat

RestrictedRestricted

http://oraweb01:9000/database/http://oraweb01:9000/database/

Status of Web FormsStatus of Web Forms

Client/browserClient/browser– No JDK 1.1.2 compatible browserNo JDK 1.1.2 compatible browser

OWAS / Developer/2000OWAS / Developer/2000– 1.5 (NT) : not ready for production1.5 (NT) : not ready for production– 1.5.1 (Solaris) : not received1.5.1 (Solaris) : not received– Need of a new architectureNeed of a new architecture– Security ?Security ?

PlansPlans– Production around Q1 1998Production around Q1 1998– Think about it from NOW onThink about it from NOW on

Advantages/drawbacksAdvantages/drawbacks

PL/SQL, perl, JavaPL/SQL, perl, Java Web Web FormsForms

Interaction levelInteraction level CharacterCharacter PixelPixel

BandwidthBandwidth Very Very lowlow -> -> inter/extra-netinter/extra-net

High High ->intranet->intranet

TransactionTransaction Manual (- Manual (- Des/2k)Des/2k) AutomaticAutomatic

AvailabilityAvailability NowNow Q1 1998Q1 1998

http://wwwinfo/~grancher/http://wwwinfo/~grancher/odf/odf/http://oraweb01:9000/http://oraweb01:9000/database/database/

Eric.Grancher@cern.chEric.Grancher@cern.ch