Retail Data Strategy: 6 Proven Layers for Marketing and Sales Ops Analytics

A retail data strategy is not a tooling decision. It is a set of commitments about four facts that marketing and sales operations both depend on and rarely agree about: who the customer is, what [...]

Data Analytics

Databricks Long-Running Queries: 6-Step Troubleshooting Guide

Databricks long-running queries are rarely one problem. When a statement that used to finish in forty seconds starts taking nine minutes, the nine minutes are usually spread across a cold warehouse, a queue, a compilation [...]

Fractional Chief Data Officer reference data platform architecture spanning sources, ingestion, SQL, NoSQL, NewSQL, column stores, lakehouse storage, governance and consumption layers

Fractional Chief Data Officer: 7 Proven Real-Time Analytics Wins

A Fractional Chief Data Officer from MinervaDB gives an enterprise board-level data leadership — strategy, architecture, governance and operations — on a part-time, fixed-fee basis. When that mandate is pointed squarely at real-time analytics, the [...]

Retail Data Analytics: Ultimate 2026 Modern Retail Stack

Retail data analytics is the difference between a merchandiser who reprices a slow-moving SKU on Tuesday morning and one who discovers the markdown opportunity in a month-end deck. Modern retail runs on a data platform, [...]

Top 10 Trino Performance Anti-Patterns to Avoid in Production

Trino Performance Anti-Patterns are among the most critical challenges facing data engineers running Trino (formerly PrestoSQL) — the powerful distributed SQL query engine designed for fast analytic queries against data of any size. Even experienced [...]

Medallion Architecture Data Governance: Rebuilding a Consumer Goods Data Platform

Every data leader has seen it at some point: a data lake that started with the best intentions but gradually turned into a digital quagmire. Raw files piled on top of raw files, schema drift […]

Legacy Data Warehouse Migration: BFSI Client Moves to Databricks with Zero Data Loss

There is a particular kind of organizational pain that only people who have lived inside a large financial institution truly understand. It is the pain of running a data warehouse that was designed for a […]

Connection Pooling Best Practices for MySQL at Scale

A principal database architect’s guide to MySQL connection pooling at scale: right-sizing application pools, ProxySQL multiplexing, tuning max_connections and timeouts, avoiding connection storms, and the metrics that actually matter.

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PostgreSQL log parsing and shipping

Practical PostgreSQL log parsing guide with working SQL examples, EXPLAIN ANALYZE walkthroughs, configuration tips, and production guardrails for PostgreSQ.

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Kafka Tiered Storage and Multi-Region Replication

Kafka Tiered Storage and Multi-Region Replication for Analytics Lakehouses At MinervaDB, we design Apache Kafka clusters that act as the durable ingestion tier in front of analytics lakehouses built on Apache Iceberg, Delta Lake, and […]