Compaq Reliable Transaction Router manual Figures

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Figures

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RTR Reading Path

x

1–1

Client Symbol

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1–2

Server Symbol

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Roles Symbols

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Facility Symbol

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Components in the RTR Environment

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Two-Tier Client/Server Environment

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Three-Tier Client/Server Environment

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Browser Applet Configuration

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1–9

RTR with Browser, Single Node, and Database

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1–10

RTR Deployed on Two Nodes

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1–11

RTR Deployed on Three Nodes

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1–12

Standby Server Configuration

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1–13

Transactional Shadowing Configuration

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Two Sites: Transactional and Disk Shadowing with Standby

 

 

Servers

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1–15

Standby Servers

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Shadow Servers

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Concurrent Servers

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1–18

A Callout Server

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1–19

Bank Partitioning Example

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1–20

Standby with Partitioning

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2–1

The Three Layer Model

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2–2

Partitioned Data Model

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4–1

RTR Browser Interface

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5–1

RTR System Management Environment

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5–2

RTR Runtime Environment

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Tables

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Functional and Object-Oriented Programming Compared . . .

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Contents Reliable Transaction Router Getting Started Page Contents Reliability Features Figures Page Document Structure PrefacePurpose of this Document For all users Related DocumentationReaders Comments Reading Path= Tutorial System Manager Application ProgrammerIf V2 to Reliable Transaction Router IntroductionRTR Continuous Computing Concepts RTR Continuous Computing ConceptsRTR Terminology RTR TerminologyClient Symbol Server Symbol Roles Symbols Components in the RTR Environment Nontransactional messaging Transaction ID Controller Business Logic Odbc Model Database ServerApplication Presentation RTR Frontend PC BrowserJournal Browser11 RTR Deployed on Three Nodes 12 Standby Server Configuration 13 Transactional Shadowing Configuration RTR Server Types RTR Server TypesStandby server Standby in a cluster 15 Standby Servers 16 Shadow Servers Server1 Server2 Server3 Server4 17 Concurrent ServersPartition a Transaction19 Bank Partitioning Example Standby Server Configurations Anonymous clients Tunnel RTR Networking Capabilities RTR Networking CapabilitiesPage Three-Layer Model Architectural ConceptsThree Layer Model Three-Layer ModelBroadcasts RTR Facilities Bridge the GapFlexibility and Growth RTR Facilities Bridge the GapFlexibility and Growth Transaction IntegrityPartitioned Data Model Partitioned Data ModelObject-Oriented Programming Partitioned Data Model Object-Oriented ProgrammingFunctional and Object-Oriented Programming Compared ObjectsExample 2-1 Objects-Defined Sample Messages Class RelationshipsPolymorphism Object Implementation Benefits XA Support XA SupportServers Reliability FeaturesFailover and Recovery Failover and RecoveryRecovery Scenarios Recovery Scenarios Backend Recovery Router Recovery Frontend RecoveryPage RTR Interfaces RTR Management Station RTR Management Station RTR Create Facility DESIGN/ALLROLES=NODEA RTR RTRRECEIVEMESSAGE/TIME=0 RTR RTRSTARTTX/CHAN=C Interface Application Programming InterfacesRTR Browser Interface Application Programming InterfacesRTR C Example of an open channel call in an RTR client program RTR System Management Environment RTR EnvironmentRtrcomserv RTR System Management EnvironmentManagement Station Running Browser Software RTR System Management EnvironmentMonitoring RTR RTR Runtime Environment Optional External Applet Not Running RTR Runtime EnvironmentClient Application Whats Next? Whats Next?Page Glossary Broadcast BranchCallout server ChannelConcurrent server Common classesData marshalling Data objectEndian Fault tolerantEvent Event drivenInquorate FrontendJournal Key rangeMessage handler MessageMultichannel MultithreadedProcess PrimaryProperties Property classesRouter RollbackRTR configuration RTR environmentStandby ShadowTransaction Transaction controllerTransactional shadowing Two-phase commitTransactional message Index-1 IndexIndex-2
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