ETL Testing Process:
Although there are many ETL tools, there is a simple testing process which is commonly used in ETL testing. It is as important as the implementation of ETL tool into your business. Having a well defined ETL testing strategy can make the testing process much easier. Hence, this process need to be followed before you start the Data Integration processed
with the selected ETL tool. In this ETL testing process, a group of experts comprising the programming and developing team will start writing SQL statements. The development team may customize according to the requirements.
ETL testing process is:
Analyzing the requirement –
Understanding the business structure and their particular requirement.
Validation and Test Estimation –
An estimation of time and expertise required to carry on with the procedure.
Test Planning and Designing the testing environment –
Based on the inputs from the estimation, an ETL environment is planned and worked out.
Test Data preparation and Execution –
Data for the test is prepared and executed as per the requirement.
Upon the completion of the test run, a brief summary report is prepared for improvising and concluding.