QuerySurge Reviews & Product Details

QuerySurge is an enterprise-grade data quality platform that leverages AI to continuously automate data validation across your entire ecosystem ‐ from data warehouses and big data lakes to BI reports and enterprise applications. With AI-powered test creation, scalable architecture, and the leading DevOps for Data CI/CD integration, QuerySurge ensures data integrity at every stage of the pipeline. Automated Data Validation Use Cases: QuerySurge provides a smart, AI-driven, data validation & ETL testing solution for your automated testing needs. - Data Warehouse / ETL Testing - DevOps for Data / Continuous Testing - Data Migration Testing - Business Intelligence (BI) Report Testing - Big Data Testing - Enterprise Application Data Testing What QuerySurge Provides: - Automation of your manual data validation and testing process - Ease-of-use, low-code/no-code features - Generative AI capabilities for test creation - Testing across 200+ data platforms - Integration into your CI/CD DataOps pipeline - Acceleration of your data analysis - Ensurance of regulatory compliance Key Features: - Data Connection Wizard provides an easy way to link to your data stores - Visual Query Wizard builds table-to-table and column-to-column tests without writing SQL - Generative AI module automatically creates transformation tests in bulk - DevOps for Data provides a RESTful API with 110+ calls and Swagger documentation and integrates into CI/CD pipelines - Create Custom Tests and modularize functions with snippets, set thresholds, stage data, check data types & duplicate rows, full text search, and asset tagging - Schedule tests to run immediately, at a predetermined date & time, or after any event from a build/release, CI/CD, DevOps, or test management solution - Multi-project support in a single instance, new Global Admin user, assign users and agents, import and export projects, and user activity log reports - Webhooks provide real-time integrations with DevOps, CI/CD, test management, and alerting tools - Ready-for-Analytics provides seamless integration with QuerySurge and your BI tool or open-source Metabase to create custom reports and dashboards and gain deeper, real-time insights into your data validation and ETL testing workflows - Data Analytics Dashboards and Data Intelligence Reports track, analyze, and communicate data quality

Product Website

Seller

QuerySurge

Discussions

QuerySurge Community

Languages Supported

English

Overview by

Bill Hayduk (Founder & CEO of RTTS)

Pricing

Pricing provided by QuerySurge.

QuerySurge Packages

Starting at $3,358.00

5 user Per Year

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QuerySurge Media

QuerySurge Demo - Data Analytics Dashboard

The Data Analytics Dashboard, which is customizable, is showing the last test runs, the test pass rate, data reliability, and test run outcomes.

QuerySurge Demo - Scenario Detail Report

Scenarios are collections of Test Suites that are scheduled for execution. The Scenario Detail Report shows the number of tests run (QueryPairs), time it took to run, number of tests passed, total number of data verifications and failures, and pass rate.

QuerySurge Demo - QueryPair Results Report

A QueryPair is a test with a source query and a target query. This report shows data from the source and target, QueryPair details, failures, and query performance.

The Query Wizard helps you to visually create table-to-table and column-to-column tests, along with row count compares without writing SQL

QuerySurge Demo - Runtime Dashboard view

The Runtime Dashboard shows tests executing in real-time.

QuerySurge in a Data & Analytics Economy

About QuerySurge AI

QuerySurge Demo

QuerySUrge AI - demo

Official Downloads

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Case Study - Global Private Equity Firm Seeks Data Testing Guidance

Addressing Enterprise Data Validation Challenges

Interactive Demo

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Indrasena Reddy M.

Analyst

Mid-Market (51-1000 emp.)

4/23/2026

"Boosted ETL Validation Skills with Ease"

5/5

What do you like best about QuerySurge?

QuerySurge is great for its powerful automation of ETL data validation, helping me simplify complex source-to-target comparisons and make them reliable. I really appreciate its user-friendly interface and detailed reporting features, which make identifying and analyzing data issues easier and faster. The initial setup was very easy, so much so that a 10-year-old could understand it. The tool significantly reduced the manual data-validation effort, quickly detecting mismatches. Lastly, earning my certification using QuerySurge boosted my confidence and positively contributed to my professional growth. I would rate my likelihood to recommend it as a 10 out of 10. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

A potential improvement for QuerySurge would be enhancing flexibility in customizing test scripts and optimizing performance for very large datasets, as this could make advanced ETL validation even smoother. Review collected by and hosted on G2.com.

What problems is QuerySurge solving and how is that benefiting you?

QuerySurge simplifies ETL data validation, reducing manual effort by automating source-to-target comparisons. It identifies data mismatches and issues, improving accuracy and efficiency in testing. The tool's intuitive interface and detailed reporting enhance my data testing confidence and contribute positively to my professional growth. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi Indrasena,

Thank you for the detailed review and the 5-star recommendation!

We’re glad to hear that QuerySurge helped simplify ETL data validation, reduce manual effort for source-to-target comparisons, and make mismatch detection faster and more reliable.

It’s also great to hear that the easy setup, user-friendly interface, detailed reporting, and certification experience helped build your confidence and support your professional growth.

We appreciate your feedback on script customization and performance optimization for very large datasets. Scalability and flexibility are important to us, and input like this helps us continue improving QuerySurge for advanced enterprise data validation needs.

Thanks again!

Regards,

Bill Hayduk

CEO

bharath kumar c.

Software Engineer

Mid-Market (51-1000 emp.)

4/27/2026

"Great for Learning ETL Testing, Needs Easier Start for Beginners"

4/5

What do you like best about QuerySurge?

I like QuerySurge for its ability to easily compare source and target data, making it easy to find mismatches and validate ETL data. This feature made understanding ETL testing concepts clearer and data validation more structured and efficient, especially during my exam preparation. The source-to-target comparison helped me quickly check whether data is correctly moved and transformed during the ETL process, which added value for both learning and exam preparation. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

One thing that could be improved in QuerySurge is the learning curve for beginners, as it takes some time to understand the tool initially. Also, setting up tests and environments can feel a bit complex at first. Clearer guidance or more beginner-friendly examples would make it easier to get started. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi Bharath,

Thank you for sharing your experience with QuerySurge. We’re glad to hear that the source-to-target comparison capabilities helped make ETL testing concepts clearer and supported your Certified ETL Tester exam preparation.

We especially appreciate your comments about structured data validation, mismatch identification, and understanding how data is moved and transformed through the ETL process. These are core areas where QuerySurge is designed to help users build confidence and efficiency.

Your feedback on the beginner learning curve is also valuable. We are always looking for ways to make onboarding, setup, and early test creation easier through clearer guidance, examples, training resources, and product improvements. See an example of te types of demos we are beginning to use in the link below.

Thanks again for your thoughtful review and for using QuerySurge as part of your ETL testing journey.

Regards,

Bill Hayduk

CEO

See how QuerySurge improved

Rakshith N.

Data quality Engineer

Mid-Market (51-1000 emp.)

1/20/2026

"Strong ETL Validation Tool with Limited JSON Source Support"

4.5/5

What do you like best about QuerySurge?

I evaluated QuerySurge using the trial version to understand how well it supports real-world ETL and data validation scenarios. From a structured data perspective, QuerySurge is a very solid platform. It provides strong connectivity to a wide range of enterprise systems including databases like Oracle, SQL Server, Snowflake, Teradata, Redshift, and also BI tools such as Power BI, Tableau, Cognos, and SAP Web Intelligence. The interface for building source-to-target comparisons, validations, and reconciliation checks is intuitive and clearly designed for data warehouse and analytics testing teams. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

My primary use case, however, involves validating modern data pipelines where the source data is in JSON format, coming from APIs or application systems, and the target is a relational database or data warehouse. This is a very common pattern in today’s data architectures. During my evaluation, I found that QuerySurge does not support JSON files or REST API responses as a native data source. The available source types are mainly limited to databases, BI tools, and flat files like CSV or Excel. Because of this, JSON data must first be transformed and loaded into a database before QuerySurge can be used, which adds extra steps and reduces the effectiveness of true source-to-target validation.

It is not a dislike but its a gap. Review collected by and hosted on G2.com.

What problems is QuerySurge solving and how is that benefiting you?

The platform is quite powerful overall. Its automation, scheduling, and reporting capabilities are well suited for regression testing and ongoing data quality monitoring. For teams that work primarily with structured databases and BI systems, QuerySurge is a strong, reliable solution. That said, for teams building modern, API-driven and JSON-based pipelines, the lack of native support for JSON and other semi-structured data is a noticeable gap. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi Rakshith,

Thanks for the thoughtful review and for evaluating QuerySurge in real-world scenarios.

We’re glad you found QuerySurge strong for structured data validation, with broad connectivity across enterprise databases and BI tools, and an intuitive interface for source-to-target testing, regression, and ongoing data quality monitoring.

You’re also right to point out the current gap around native support for JSON and REST API sources. While many teams land semi-structured data into a database as part of their ingestion process, we recognize that this adds steps and can limit true end-to-end validation for API-driven pipelines. This is an area we actively listen to customer feedback on as we continue to evolve the platform.

We appreciate you taking the time to share both the strengths and the gaps in your evaluation.

Regards,

Bill Hayduk

CEO

Suleena S.

Quality Assurance Lead

Small-Business (50 or fewer emp.)

1/12/2026

"Powerful Data Testing Made Effortless with QuerySurge"

5/5

What do you like best about QuerySurge?

QuerySurge is an extremely powerful automated data testing platform that excels at handling large volumes of data, complex validations, and transformation checks in seconds. It allows us to validate source-to-target data, aggregates, and business rules efficiently, even across very large datasets that would be impractical to test manually.

One of the standout features is the AI chat engine, which significantly simplifies test creation. It helps generate query pairs quickly and accurately, reducing the effort required to write and maintain complex SQL. This has been especially helpful for accelerating test development and onboarding new team members.

The tool is also easy to use and well accepted by both QA and technical teams. The interface is intuitive, test results are easy to interpret, and the reporting clearly highlights mismatches and failures. Overall, QuerySurge enables faster feedback cycles and increases confidence in data quality across ETL and reporting processes. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

As with most enterprise tools, there is a learning curve at the beginning, particularly for users who are less familiar with SQL or data validation concepts. Some advanced features require deeper product knowledge to use effectively, but once learned, they provide significant value. Review collected by and hosted on G2.com.

What problems is QuerySurge solving and how is that benefiting you?

QuerySurge helps us automate large-scale data validation and transformation testing, which drastically reduces manual effort and testing time. It allows us to identify data issues early, validate complex business rules consistently, and ensure data accuracy across systems. This has improved overall data quality, shortened testing cycles, and increased trust in downstream analytics and reporting. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi SUleena,

Thank you for the thoughtful and detailed review. We're glad to hear that QuerySurge is helping your team validate large, complex datasets quickly and reliably, especially for source-to-target checks, transformations, and business rules that are difficult to test manually.

It's also great to see the AI chat engine making a real difference for test creation, onboarding, and ongoing maintenance. Accelerating test development while keeping SQL manageable is a key goal for us, so your feedback is very encouraging. We appreciate your comments on usability and reporting as well. Clear results and fast feedback are essential when teams are supporting ETL and analytics at scale.

We acknowledge your point about the initial learning curve, particularly for users newer to SQL or data validation. We continue to invest in product documentation, training resources, and in-product guidance to help teams ramp up faster and get the most value from advanced features sooner.

Thank you again for sharing your experience and for trusting QuerySurge to support your data quality and analytics confidence.

Regards,

Bill Hayduk

CEO

Aryan A.

Enterprise (> 1000 emp.)

4/22/2026

"User-Friendly ETL Testing with a Steep Learning Curve"

4.5/5

What do you like best about QuerySurge?

I like how user-friendly QuerySurge is. It made data comparison and validation very straightforward, helping me understand ETL Testing concepts in a practical way. It helped me save time and quickly understand data validation. I could easily identify mismatches, making learning ETL testing much more effective. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

While the platform is powerful, the initial learning curve can be a bit challenging for new users. Some features could be more intuitive, and adding more step-by-step tutorials or real-world examples would make it easier to get started and fully utilize the tool. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi Aryan,

Thank you for the thoughtful review. It’s great to hear that you found QuerySurge user-friendly, that it made data comparison and validation straightforward, and helped you build a practical understanding of ETL testing. Being able to quickly identify mismatches and work through real data scenarios is exactly the kind of experience we aim to provide.

We also appreciate your feedback on the learning curve. Getting started with a powerful platform can take some ramp-up, and your point about more step-by-step tutorials and real-world examples is well taken. We’re continuing to expand our training resources, in-product guidance, and examples to make onboarding smoother and help users get value faster. Below is a link to one of our new demos of QuerySurge that we are starting to incorporate more into the product.

Glad to hear QuerySurge is saving you time while improving your confidence in data validation. Thanks again for sharing your experience.

Regards,

Bill Hayduk

CEO

See how QuerySurge improved

Jai A.

4/22/2026

"Structured, User-Friendly ETL Testing for Beginners"

4/5

What do you like best about QuerySurge?

I like QuerySurge's structured and user-friendly approach to ETL testing. It simplifies complex data validation tasks and makes it easy to analyze large datasets efficiently. The tool is especially beneficial for beginners, as it clearly demonstrates how data flows through pipelines and how transformations can be validated. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

For beginners, the initial learning curve can feel a bit steep, especially when getting familiar with the interface and understanding how to configure connections and parameters properly. Additionally, better documentation and more beginner-friendly examples would be helpful. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Thank you for sharing your experience. It’s great to hear that QuerySurge is helping you understand ETL testing, data flows, and transformation validation in a clear and structured way. Making complex data validation approachable, especially for those getting started, is something we focus on.

We also appreciate your feedback on the initial learning curve. Getting comfortable with connections, parameters, and the interface can take some time early on. We’re actively expanding our self-paced training, documentation, tutorials, and beginner-friendly examples to make onboarding smoother and more intuitive. The goal is to help users move from basic concepts to more advanced validation as quickly as possible.

It’s encouraging to hear that QuerySurge is supporting your learning while also enabling efficient analysis of large datasets. Thanks again for your feedback and for being part of the QuerySurge community.

Regards,

Bill Hayduk

CEO

Thummala M.

Software Engineer

Mid-Market (51-1000 emp.)

4/29/2026

"Efficient ETL Testing, Needs UI Improvements"

5/5

What do you like best about QuerySurge?

I like QuerySurge most for its automation capabilities and easy-to-use query pairing framework for ETL validation. I use QuerySurge for ETL and data warehouse testing, which helps automate data reconciliation, perform row-level comparisons, and generate clear test reports. It solves the challenge of validating large volumes of ETL data accurately and efficiently across multiple source and targets. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

The UI can feel a bit complex for new users and has a learning curve during initial setup. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi Thummala,

Thank you for your thoughtful review of QuerySurge.

We’re glad to hear that QuerySurge is helping you automate ETL and data warehouse testing, especially with source-to-target validation, row-level comparisons, data reconciliation, and clear test reporting. Validating large volumes of data accurately and efficiently across multiple systems is exactly the type of challenge QuerySurge is designed to address.

We also appreciate your feedback on the UI and initial learning curve. We understand that setup and onboarding can take some time for new users, and we’re continually working to improve usability, guidance, and the overall user experience.

Thanks again for sharing your experience and for using QuerySurge.

Regards,

Bill Hayduk

CEO

Kartik K.

Software Engineer

Enterprise (> 1000 emp.)

4/22/2026

"Bridges Data Theory and Practice with Helpful Excel & Word Resources"

4.5/5

What do you like best about QuerySurge?

The course perfectly bridges the gap between data theory and practice, thanks to the Excel sheets and Word documents provided. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

Nothing specific, but the UI could be more interactive and offer easier access for the user. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi Kartik,

Thank you for the review. We’re glad to hear the course materials helped connect theory to hands-on practice. Using real examples like Excel and documentation is something we focus on so users can apply ETL concepts in a practical way.

We also appreciate the feedback on the UI. Making the interface more interactive and easier to navigate is an area we continue to improve as we evolve the product experience.

Congratulations on completing your ETL certification. It’s great to hear that QuerySurge is helping you build skills that can translate into more opportunities on real projects.

Regards,

Bill Hayduk

CEO

Krishna Chaitanya B.

Automation Test Lead (Data)

Mid-Market (51-1000 emp.)

11/20/2025

"Effortless Data Validation Across Multiple Sources"

5/5

What do you like best about QuerySurge?

1. Helping in validating huge volume of data

2. Ability to validate different kinds of data sources (flat files, excel, databases)

3. Love the Data Staging feature to create temp tables and use them in the main query-pair.

4. Ability to connect to Snowflake and Workday

5. Analyze the errors easily for any data/non-matching errors Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

Sometimes the agent get hanged abruptly and doesn't allow to kill the running query-pair.

Using multiple Data Staging temporary tables slows down the query-pair execution time.

When using the Data Staging feature, we need to run all the Staging query-pairs before we execute the main-query. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi Krishna,

Thank you for the thoughtful review. It is great to hear that QuerySurge is helping you validate large data volumes, connect to Snowflake and Workday, and work across different file types and databases. We’re glad the Data Staging feature is adding value to your process as well.

We also appreciate the notes on where we can improve. We are working on better handling for stuck agent processes and on performance improvements when using multiple Data Staging tables. Your feedback on staging workflows is helpful and will guide future enhancements.

Thank you again for taking the time to share your experience.

Regards,

Bill Hayduk

CEO

Chandru M.

Technical Lead

Information Technology and Services

Enterprise (> 1000 emp.)

11/20/2025

"Versatile Data Testing Tool for Enterprise-Level Warehouses"

5/5

What do you like best about QuerySurge?

QuerySurge offers support for a broad array of data sources, including databases, flat files, and cloud platforms, which adds to its versatility. Its ability to efficiently manage large datasets is particularly valuable for enterprise-level data warehouses. Review collected by and hosted on G2.com.

What do you dislike about QuerySurge?

The initial setup and configuration can be complex, especially for databases like Snowflake and T24, due to driver compatibility, authentication, and schema intricacies. Additionally, the licensing cost can be a barrier for smaller teams, and the UI can feel sluggish with very large datasets. Review collected by and hosted on G2.com.

What problems is QuerySurge solving and how is that benefiting you?

QuerySurge is a robust solution for automating data validation within ETL processes. It excels at handling large tables, removing the necessity for tedious manual row-by-row verification. By allowing users to compare source and target data through SQL queries, it helps maintain both accuracy and data integrity across different systems. Review collected by and hosted on G2.com.

Response from Bill Hayduk of QuerySurge

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Hi Chandru,

Thank you for taking the time to leave a positive review. We appreciate your perspective, and it is always encouraging to hear that the work we put in alongside our customers and partners is making an impact.

You are right that some environments require a more involved setup. We continue to streamline that process, and your feedback helps guide those improvements. On licensing, smaller teams now have more flexibility with our Azure pay-as-you-go option, and our AWS pay-as-you-go service is scheduled to launch this month.

Thank you again for the thoughtful feedback.

Regards,

Bill Hayduk

CEO