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DataStage Parallel Extender (DataStage

PX)

Definition - What does DataStage Parallel Extender(DataStage PX) mean?

DataStage Parallel Extender (DataStage PX) is an IBM data integration tool. It is one

among the many widely used extraction, transformation and loading (ETL) tools in the

data warehousing industry. This tool can collect information from heterogeneous sources,perform transformations as per a business's needs and load the data into respective data

warehouses.

DataStage PX may also be called DataStage Enterprise Edition.

Techopedia explains DataStage Parallel Extender

(DataStage PX)

DataStage Parallel Extender has a parallel architecture to process data. The two maintypes of parallelism implemented in DataStage PX are pipeline and partition parallelism.

The ability to process data in a parallel fashion speeds up data processing to a large

extent.

DataStage Parallel Extender incorporates a variety of stages through which source data is

processed and reinforced into target databases. These are defined in terms of terabytes.Besides stages, DataStage PX uses containers to reuse the job components and sequencesto run and schedule multiple jobs at the same time.

The commonly used stages in DataStage Parallel Extender include:

Transformer

Aggregator

Data set

Copy

Change apply

Modify Filter

Join

Merge

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Orchestrate itself is an ETL tool with extensive parallel processing capabilities and

running on UNIX platform. Datastage used Orchestrate with Datastage XE (Beta version

of 6.0) to incorporate the parallel processing capabilities. Now Datastage has purchasedOrchestrate and integrated it with Datastage XE and released a new version Datastage 6.0

i.e Parallel Extender.