How can we use filter in source qualifier in Informatica?

To enter a filter condition, click the Browse button in the Source Filter field. Enter the filter condition in the SQL Editor dialog box, and then click OK.

Which data sources can be read via a source qualifier?

The source qualifier transformation converts the source data types in the Informatica native data types. That’s why there is no need to alter the data types of the ports. The source qualifier transformation does the following tasks, such as: Joins: We can join two or more tables from the same source database.

What is the difference between source qualifier and filter transformation?

By using Source Qualifier we can filter out records from only relational sources. But by using Filter Transformation we can filter out records from any sources.In Filter Transformation we can use any expression to prepare filter condition which evaluates to TRUE or FALSE. The same cannot be done using Source Qualifier.

How do you select distinct records from source qualifier in Informatica?

To use Select Distinct:

  1. In the Mapping Developer, edit an Application Source Qualifier transformation, and select the Properties tab.
  2. Check Select Distinct.
  3. Click OK to close the dialog box and save your changes. The Designer adds SELECT DISTINCT to the default query.

What is source filter in Informatica?

When you specify a Source Filter, the filter is added to the default SQL query as a WHERE clause and issued to the source database when the PowerCenter session initially reads the data from the source. The filter is applied when the session reads the data at the database level and not after the data is fetched.

What is the difference between source definition and source qualifier in Informatica?

Source definition is concerning about the definition for source data, it could be relational source, flat file source, xml source, vsam source… Source Qualifier is a kind of Transformation used to grab data from relational/flat file source and route source data to downstram Transformation in mapping.

Can we join two flat files using source qualifier?

No, source qualifier transformation cannot be used for joining Flat file Source. The source qualifier transformation can be used to join sources from the same database(Homogeneous sources).

Can we update records without using update strategy in Informatica?

When we configure an Informatica Power Center session, we have several options for handling database operations such as insert, update, and delete, by using these properties we can update records without using any transformations.

Can we have a mapping without a source qualifier?

You cannot develop a mapping without source.

How do I sort in source qualifier?

To sort the data, double-click on the Source Qualifier transformation, click on the Properties tab, and specify Number Of SortedPorts as shown in the following screenshot: It will be possible only if your source is a database table and only if you wish to sort the data Get Learning Informatica PowerCenter 10.