Informatica - a data integration/ETL tool gathers data from distinct sources and loads into various targets. It is the leader ETL tools with over 5800 enterprises depending on it. It moves data between places without storing anything. It utilizes a service-oriented architecture, which carries promoting the ability to services and resources over distinct machines.
Informatica Corporation is the leading Enterprise Data Integration Software service provider in the world. Enterprises rely on Informatica to acquire potential information and manage top business imperatives.
Business analysis and onsite technical coordinates gather the business requirement and technical requirements.
Some of the critical characteristics of Informatica stand out:
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Informatica ETL tool stands for extracting, transforming and loading data between targets. It is different from other devices and languages with inbuilt features to figure user interface where the end user can get the data that is being transformed. It is also capable of managing, integrating and transferring organization data.
Informatica’s competent features made it go private in a $5.3 billion buyout owned by equity firms Permira Funds and Canada Pension Plan Investment Board.
Informatica technology and its tools provide monitoring features and a UI for building logic and out of the box connectivity to multiple sources and targets. Another advantage is when you make complex aggregations or joins, you can use the power of the ETL server to buffer the data rather than the burdening your database that can be utilized for reporting/Analytics.
Informatica is the leading tool in data integration as it is capable of lean manufacturing and integration. The influential factors that made this popular are as follows:
Informatica PowerExchange is a family of products that enables organizations used to retrieve all enterprise data sources without developing custom data-access programs. It delivers codeless data access with high security to:
Typical use cases for Informatica can be
Therefore the user will decide on a particular version primarily based upon the need. Informatica is consistently featured as information Integration product leader within the Gartner Magic Quadrant listing.
In order to learn Informatica, you need to understand Informatica Concepts such as OLAP, Data Extraction, Data Cleansing and many more. You can understand these topics and many more here.
DOLAP (Desktop OLAP)- To query data from desktop databases.
HOLAP (Hybrid OLAP) – It is the integration of ROLAP and MOLAP.
ROLAP (Relation OLAP) – To query data from relational sources.
MOLAP (Multi OLAP) – To query data from multi-dimensional sources.
The following are the distinct Informatica business components which are placing a key role in developing data warehouse.
Informatica transformations help in transforming the data between source and targets ensuring the quality standards and other requirements.
Informatica Transformations can be two types: Active and Passive
Active Transformation: It changes the number of rows passing from the source to the target i.e., eliminating them from meeting the transformation condition. Passive Transformation: Unlike active transformation, it allows all the rows to pass through the transformation.
Transformations can be Connected or Unconnected Connected Transformation: A connected transformation is only connected directly to the target table in the mapping Unconnected Transformation: A transformation is said to be unconnected if it not connected to other transformations in the mapping. It is called within another transformation and returns a value to the same.
The rank transformation in Informatica is an active, connected one that is used to select a top or bottom data range. It is mostly used to rank numeric port values. However, it allows groups of records instead of a single one.
The mapping naming standards in Informatica is used to group associated mappings together for ease of recognition and maintenance. It helps to provide a name allowing the ready to recognize the purpose of the mapping anytime.
Informatica’s debugger is used to troubleshoot mapping errors found before running a session or at the time of running. Informatica Debugger makes use of the existing session to debug a session of its own to debug the mapping.
Importing and Exporting objects in Informatica requires respiratory such as session, mapping, workflows, etc that can be taken back up into a .xml format.
The distinct types of tasks in Informatica are listed here. These are used to manage workflow while running.
The data warehousing today is one among the critical components of any enterprise that led to tremendous growth in job roles and opportunities. If you’re exploring job opportunities around Informatica, we are providing the list of Informatica Interview Questions with answers to help you crack your interview.
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