Data Warehouse & Data Lake Services | Greenplum Consulting

Greenplum Consulting Services

From optimizing Greenplum foundations to architecting production analytics and AI.

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25+

Years of data expertise

100K+ 

Workloads migrated or managed

45+

Technology specializations

How Pythian turns MPP complexity into competitive advantage

Production-ready Greenplum solutions for every stage of your journey.

Explore Pythian's database migration consulting services

Minimize risk when transitioning from databases to the cloud.

Pythian's database migration consultants accelerate your transition from Greenplum to modern cloud platforms—minimizing risk, reducing costs, and modernizing your architecture with AI-powered code conversion and proven migration methodology.

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Pythian supports its customers in migrating databases to the cloud.

A phased, vendor-neutral approach to Greenplum modernization that keeps your business running during data platform transformation

Identifying optimization opportunities

We assess cluster health—distribution keys, GPORCA behavior, resource groups, and segment utilization. For clusters under Broadcom pressure, we identify optimization opportunities and provide a renewal cost analysis to clarify your financial options.

Mapping your modernization

We recommend the right path—cloud-native exit, Broadcom modernization, or phased hybrid—based on your workloads and priorities. Vendor-neutral guidance grounded in TCO modeling, not vendor loyalty.

Migrating toward automation

Code conversion, distribution policy remapping, gpfdist replacement, and MADlib migration to cloud-native ML—leveraging PostgreSQL compatibility for higher automation rates. Our engineers focus on the complex work that tools like BigQuery Migration Service and SnowConvert AI can't handle.

Rigorous confirmation of data integrity

Parallel extraction across Greenplum segments for multi-terabyte to petabyte data movement. Dual-run synchronization and rigorous reconciliation validate data integrity before cutover.

Ongoing empowerment of business intelligence

We reconnect BI tools to your new platform, migrate MADlib models to production ML, and provide 24/7 ongoing support so your team focuses on value, not infrastructure.

Ready to navigate the Broadcom transition?

Pythian's related Greenplum services

Integrated expertise across every layer of the data stack.

Greenplum consulting services frequently asked questions (FAQ)

How do you handle security and compliance during a Greenplum migration, especially for regulated industries?

Security is built into every phase of our migration process. We start with a comprehensive assessment of your existing Greenplum security model—role-based access controls, row-level security policies, and encryption configurations. During migration, we remap these controls to cloud-native IAM frameworks (GCP IAM, AWS IAM, Azure AD), preserving the access policies that regulated industries depend on. For organizations in financial services or government, we design dual-run validation architectures that ensure no gaps in compliance coverage during the transition. Data governance metadata is migrated to modern platforms like Google Dataplex, Unity Catalog, or Collibra, so your audit trail remains intact.

What kind of ROI can we expect from a Greenplum-to-cloud migration?

The ROI from Greenplum modernization comes from multiple sources. The most immediate win is licensing cost reduction—customers facing Broadcom's restructured pricing see significant reductions in the total cost of ownership by moving to cloud-native platforms. Beyond cost savings, organizations gain elastic scaling that eliminates the complexity of gpexpand operations, improved query performance on modern columnar engines, and the ability to support real-time analytics, semi-structured data, and production AI capabilities that legacy Greenplum couldn't deliver. The PostgreSQL compatibility advantage also means higher automation rates during SQL conversion, which reduces migration timeline and cost compared to exits from proprietary platforms like Teradata or Netezza.

We have hundreds of PL/pgSQL stored procedures and gpfdist-based ETL pipelines. How much of the migration can be automated?

Greenplum's PostgreSQL foundation is a genuine migration advantage here. SQL and PL/pgSQL code conversion to PostgreSQL-compatible targets (AlloyDB, Aurora PostgreSQL) achieves the highest automation rates—significantly higher than migrations from proprietary platforms like Teradata or Netezza. For non-PostgreSQL targets like BigQuery or Snowflake, tools like Google's BigQuery Migration Service and Snowflake's SnowConvert AI handle a large portion of standard SQL translation automatically. However, MPP-specific constructs—distribution policy logic, GPORCA-tuned query patterns, external table definitions, and gpfdist pipeline orchestration—require manual refactoring by engineers who understand both the source and target architectures. MADlib in-database ML models have no automated conversion path and must be rebuilt on platform-native ML tools. This is exactly where Pythian's dual fluency in PostgreSQL heritage and MPP complexity makes the difference.

Should we stay within the Broadcom ecosystem or exit to a cloud-native platform?

It depends on your workload characteristics, regulatory requirements, and strategic direction. Exiting to a cloud-native platform (BigQuery, Snowflake, Databricks) is the right choice for most organizations—you gain elastic scaling, modern analytics capabilities, transparent pricing, and freedom from vendor lock-in risk. However, staying within the Broadcom ecosystem makes sense for organizations with specific regulatory compliance or data sovereignty requirements that mandate on-premises control. In that case, we help you upgrade to Greenplum 7.x, deploy on Kubernetes via the Greenplum Operator, and optimize your licensing position. A third option—phased hybrid—lets you migrate high-value workloads to cloud-native platforms first while maintaining Greenplum for workloads with specific on-premises requirements. Pythian provides vendor-neutral assessment based on TCO analysis and business outcomes, not vendor pressure.

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