Which is the best DataStage tutorial for beginners?

Every stage explains a specific database or procedure. Stages are added to a job and connected together with the help of DataStage Designer. Learn about various types IBM InfoSphere Information Server Architecture in SQL such as Power connect, mart, exchange, analysis and more with this SQL tutorial.

What are the active and passive stages of DataStage?

A passive stage allows access to databases for the mining or scripting of data. Active stages define the movement of data and offer mechanisms for merging collecting data, data streams, and transforming data from one data type to another type.

What are the different types of transforms in DataStage?

DataStage offers a large collection of built-in transforms. A stage is categorized into two types, active or passive. A passive stage allows access to databases for the mining or scripting of data.

How are type 2 records used in DataStage?

The Type 2 method tracks historical data by creating multiple records for a given natural key in the dimensional tables with separate surrogate keys and/or different version numbers. With Type 2, we have unlimited history preservation as a new record is inserted each time a change is made.

How are data connection objects used in DataStage?

In DataStage, you use data connection objects with related connector stages to quickly define a connection to a data source in a job design. Step 1) STAGEDB contains both the Apply control tables that DataStage uses to synchronize its data extraction and the CCD tables from which the data is extracted.

Who is the designer client in InfoSphere DataStage?

They are scheduled and run by the InfoSphere DataStage and QualityStage Director. The Designer client manages metadata in the repository. While compiled execution data is deployed on the Information Server Engine tier. The engine runs executable jobs that extract, transform, and load data in a wide variety of settings.