What is ETL DataStage?

What is ETL DataStage?

DataStage (DS) is an ETL tool that can extract data, transform it, apply business principles and then load it to any specific target. It is a part of IBM’s Information Platforms Solutions suite and also that of InfoSphere. DataStage makes use of graphical notations for constructing data integration solutions.

What is a Dsjob?

The dsjob command can be used to retrieve and display the available information about specific projects, jobs, stages, or links. Managing log files. The dsjob command can be used to add entries to a job’s log file, or retrieve and display specific log entries.

What are the components of DataStage?

Three components comprise the DataStage server:

• Repository. The Repository stores all the information required for building and running an ETL job.
• DataStage Server. The DataStage Server runs jobs that extract, transform, and load data into the warehouse.
• DataStage Package Installer.

What is Talend ETL tool?

Talend is an ETL tool for Data Integration. It provides software solutions for data preparation, data quality, data integration, application integration, data management and big data. Talend has a separate product for all these solutions. Data integration and big data products are widely used.

How can I improve my DataStage performance?

Get the Guide

1. Select suitable configurations file (nodes depending on data volume)
2. Select buffer memory correctly and select proper partition.
3. Turn off Run time Column propagation wherever it’s not required.
4. Taking care about sorting of the data.
5. Handling null values (use modify instead of transformer)

How do I run a Dsjob?

Procedure

1. Open a terminal session or a command line interface.
2. Provide authentication information where necessary.
3. Run the dsjob command to run the job. The following command runs the Build_Mart_OU job in the dstage project. The default parameters are used when running the job.

Which is type of view in Data stage director?

DataStage Director has three view options: The Status view displays the status, date and time started, elapsed time, and other run information about each job in the selected repository category. The Schedule view displays job scheduling details. The Log view displays all of the events for a particular run of a job.

What is DataStage administrator tool used for?

DataStage components Administrator is used to specify general server defaults, add and delete projects, set up project properties and provides a command interface to the datastage repository.