Step 1: When you create a new connection, for example as shown here in Connect To hadoop article, you will get to Preview Screen.

 

Step 2: On preview screen, select the column in which you want to do lookup and click on down arrow.

 

Step 3: From drop down list select "lookup" from "join" section. It will open a pop up for lookup.

 

 


 

 

Step 4: Fill the required details as listed below and click "Apply"

  • Datasource List : The list of already created datasources from which you can do a lookup
  • Select lookup Column: select the column on which you want to do lookup
  • Select lookup Value : select the value which you want to get from the lookup
  • Lookup Column Name : name of the new column which is created

 

 


Step 5: Once you click on Apply, the system will apply the lookup and fetch data from the table which you selected and will create a new column with the looked up values