Professional Data Engineer

Build and operate the data processing systems behind analytics and ML on Google Cloud, including BigQuery, Dataflow, and Pub/Sub, and track your readiness for the Professional Data Engineer exam.

Advanced

Prepare and test your skills

Advanced

Prepare and test your skills

Concept

Data validation

Topic in 1 exam domain

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Data validation · Concept
data validation · Task

The process of comparing data from source and destination database tables to ensure consistency and correctness.

Where this appears on the exam

1 subdomain in 1 of 5 domains

Domain 1
Designing data processing systems
~22% of exam
1. 1.4Designing data migrations
  - Planning migration and validation to Google Cloud (e.g., BigQuery Data Transfer Service, Database Migration Service, Transfer Appliance, Google Cloud networking, Datastream)

How learners score on this topic

Last updated October 22, 2026

Professional Data Engineer

Build and operate the data processing systems behind analytics and ML on Google Cloud, including BigQuery, Dataflow, and Pub/Sub, and track your readiness for the Professional Data Engineer exam.

Advanced

Prepare and test your skills

Advanced

Prepare and test your skills

Concept

Data validation

Topic in 1 exam domain

X LinkedIn Facebook Reddit

Data validation · Concept
data validation · Task

The process of comparing data from source and destination database tables to ensure consistency and correctness.

Where this appears on the exam

1 subdomain in 1 of 5 domains

Domain 1
Designing data processing systems
~22% of exam
1. 1.4Designing data migrations
  - Planning migration and validation to Google Cloud (e.g., BigQuery Data Transfer Service, Database Migration Service, Transfer Appliance, Google Cloud networking, Datastream)

How learners score on this topic

Last updated October 22, 2026