Infa PWX Oraclecdc

7/21/2019 Infa PWX Oraclecdc

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Dan SmithPrincipal Subject Matter Expert

May 2012

PowerExchange CDC for Oracle:

LogMiner vs. Express


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PowerExchange CDC for Oracle

Two PowerExchange Oracle CDC products:

PWX LogMiner CDC

PWX Express CDC

Architecture Comparison Feature Comparison

Short Term Roadmap


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Two Products


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PowerExchange CDC for Oracle PowerExchange LogMiner CDC for Oracle

Traditional PWX Oracle CDC

Can handle 6-8 GB / hour of Oracle Archive Log

Single Threaded: will use at most 1 CPU

Leverages Oracles LogMiner utility

Subject to LogMiner bugs and disconnects

Strongly recommend running PWXCCL (PWX Logger for LUW)

Is included in the base price of PWX CDC for Oracle


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PowerExchange CDC for Oracle PowerExchange Express CDC for Oracle

Replaces the LogMiner part of the product with a new Log

Reader developed by Informatica 10x faster than PWX LogMiner CDC for Oracle

Multi-threaded, will take advantage of multiple CPU (New!)

Developed & Supported by Informatica PWX R&D

Installs the same way, uses the same registrations, except.

If you want to capture ROWID (New!), then tables must be re-registered.

A cold start is required if upgrading from PWX LogMiner CDC

Uses PWXCCL (the PWX Logger for Linux, UNIX, & Windows)

Can not run in the same PWX instance as PWX LogMiner CDC

Is included in the base price of PWX CDC for Oracle


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Architecture Comparison


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Data Integration

Platform

Operating Environment

PowerExchangeOracle Instance

RegistrationData Maps

Continuous Extraction of changes

Architecture for Oracle using PWX LogMiner CDC 9.x

PowerCenter

DataRecords

SQL

PWXListe

ner

PowerExchange Logger

Col

lector

Oracle

OracleLogs

LogMiner

CheckpointFiles CND

Files


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Data Integration

Platform

Operating Environment (PWX resides on Oracle Server)

Oracle Server

RegistrationsData Maps

Continuous Extraction of changes

Architecture for Oracle using PWX Express CDC 9.1.2

PowerCenter

DataRecords

SQL

PWXListe

ner


Col

lector

Oracle

OracleLogs

CheckpointFiles CND

Files

Log

Reader


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Data Integration

Platform

Operating Environment (PWX not on DB server)

PowerExchange ServerOracle

Server


Continuous Extraction of changesArchitecture for Oracle ASM using PWX Express CDC 9.1.2

PowerCenter

DataRecords

SQL

Listener


Collector

Oracle

Oracle

Logs

CheckpointFiles Logger

Files

Log

Reader

ASMCalls


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Data Integration

Platform



Server


Continuous Extraction of changesArchitecture for Oracle Non-ASM using PWX Express CDC 9.1.2

PowerCenter

DataRecs

SQL

Listener


Col

lector

Oracle

Oracle

Logs


Files

Log

Reader

Oracle

Logs

via NFS


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Data Integration

Platform



Server


Continuous Extraction of changesArchitecture for Oracle Log Shipping using PWX Express CDC 9.5.1

PowerCenter

DataRecs

SQL

Listener


Col

lector

Oracle

Oracle

Logs


Files

Log

Reader

Shipped

Archive

Logs


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PWX for Oracle CDC Comparisons

PowerExchange

Listener

PWX LogMiner

CDC

Oracle

Logs

Transaction Server

Oracle

Logminer

Hi Volume Transaction Server

Oracle

Logs

Informatica

LogRead

APIPWX Express CDC

Real-time change data capture and

delivery with:

Minimal Impact

Low LatencyContinuous Data Delivery

The main change to PWX Oracle CDC was to replace

Oracle LogMiner with an Informatica written Log Reader


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Feature Comparison


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Feature ComparisonAll Things Are Not Equal

Feature Description LogMiner Express

Can process over 8GB Archive logs per hour No Yes

Supports RAC Yes Yes

Supports ASM Yes Yes

Supports V9 of Informatica Yes Yes

Supports Index Organized Tables Yes No

Supports Compression (Oracle tables/data) Yes No

Supports Sorted Hash Cluster Columns Yes No

Supports Transactional Data Encryption (TDE) Yes NoOracle Log Shipping No 9.5.1


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PowerExchange Express CDC for Oracle

Short Term Roadmap


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PWX Express CDC for Oracle 9.1.2 -> 9.5.1Features by Version 9.1.2 9.1.2HF1 9.5 9.5.1

Release Date: 8/2011 3/2012 6/2012 12/2012

Integrated Restart/Recovery Management

Integrated with Informaticas ETL platform Changes captured based on completed Units of Work

Capture Changes once, Consume unlimited times

Logger can run anywhere, and store changes anywhere

Flexible configuration, run anywhere & communicate viaSQL*Net

Faster, easier implementation (no LogMiner setup)

Source data filtering at the lowest level

Support PowerCenter/PowerExchange v9.1.0 HF1

Support PowerCenter/PowerExchange v9.1.0 HF4

Convergence to 9.5 release train

Full PAM Support

Archive_Only: Support Archive Log shipping


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PowerExchange Express CDC for Oracle:Release Timeline

PWX Express 9.5

June 2012

Read archive logs shipped to a differentserver

Integration into 9.5 Release train Complete PAM

PWX Oracle CDC

Beyond 9.5.1

Performance and Feature Enhancements

TBD based on competitive analysis and

Customer Requirements

PWX Express 9.1.2 HF1

March 2012

PWX Express bug fixes

Support PC/PWX 9.1.0 HF4 Support Win64, z/Linux

PWX Express 9.5.1

December 2012

Express 9.1.2

August 2011

Support PowerCenter/PWX 9.1.0 HF1

Support RAC & ASM Support AIX, HP-UX, Linux, Solaris


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Infa PWX Oraclecdc

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