Tuesday, August 4, 2015

How to generate target file names dynamically from the mapping with timestamps

How to generate target file names dynamically from the mapping with timestamps


When you want to create the file name with a timestamp attached to it, just use a port from an Expression transformation before the target to pass a value of Output Port with expression $$FILE_NAMEto_char(sessstarttime, 'YYYYMMDDHH24:MISS')'.csv'.










Monday, August 3, 2015

How can we store previous session logs in informatica

How can we store previous session logs in informatica

Go to Session Properties –> Config Object –> Log Options

Select the properties as follows….

Save session log by –> SessionRuns
Save session log for these runs –> Change the number that you want to save the number of log files (Default is 0)
If you want to save all of the logfiles created by every run, and then select the option Save session log for these runs –> Session TimeStamp
You can find these properties in the session/workflow Properties


Monday, June 1, 2015

JAVA TRANSFORMATION Delete condition records from any source

JAVA TRANSFORMATION  Delete condition records from any source




Here  all rows which is satisfied by given condition is not loaded into target table .
        if(Commission<=10)

Tuesday, May 19, 2015

Data engineering Interview Questions

1)  What all challenges you have faced and how did you overcome from it? Ans:- Challenges Faced and Overcome As a hypothetical Spark develop...