Resources

Learn, Explore,
and Master Migration

Whitepapers, guides, case studies, and deep-dives from the engineering team behind 500+ enterprise migrations.

The Complete 2025 Guide to Zero-Downtime Database Migration

Everything you need to know about migrating a production database without a single second of downtime. Covers dual-write architecture, cutover strategies, validation frameworks, and rollback design — drawn from 500+ real enterprise migrations.

zero-downtime production cutover postgresql

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Latest from the Blog

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Technical Guide

Zero-Downtime Database Migration: The Complete Guide

How to migrate production databases without any downtime using CDC, blue-green patterns, and AI-powered validation.

MySQL to Snowflake Migration: Step-by-Step Walkthrough

A complete walkthrough of migrating from MySQL to Snowflake, covering schema conversion, data transfer, and query rewriting.

The Real Cost of DIY Database Migration

Most teams underestimate migration costs by 3–5x. We break down the hidden costs and compare DIY vs platform-assisted migration.

Technical Deep Dive

Oracle to PostgreSQL Migration: What No One Tells You

DATE vs TIMESTAMP, sequences, implicit type casts, stored procedures, and character encoding — the pitfalls and how to handle each one.

Database Migration Checklist: 47 Things to Verify

A comprehensive pre-flight, in-flight, and post-migration checklist covering schema, data integrity, performance, and rollback readiness.

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PDF Checklist · 12 pages

Database Migration Checklist

47 items to verify before, during and after cutover. Used by 2,400+ data engineers.

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Technical Whitepaper · 28 pages

Oracle → PostgreSQL Migration Guide

Type mapping tables, PL/SQL conversion, sequence handling and cutover checklist.

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ROI Workbook · 5 worksheets

Migration ROI Calculator

Quantify savings vs manual migration. Based on Gartner 2023 benchmarks. Board-ready output.

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Case Studies

Real Migrations. Real Results.

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Financial Services

Oracle 19c → Aurora PostgreSQL

14TB • Core Banking

4s

Cutover

Core banking database serving 2M daily transactions. Zero tolerance for errors or downtime. Completed in a live trading window.

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Healthcare

SQL Server → Azure SQL

8M records • HIPAA EHR

100%

Integrity

8M patient records. HIPAA compliance, BAA required, zero patient-facing downtime. Compliance audit passed first time.

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Technology • SaaS

MongoDB Atlas → DynamoDB

50TB • Cross-Cloud

$2M

Cost Saved

50TB MongoDB serving 40M users globally. P99 latency never exceeded 18ms during migration. \$2M annual infrastructure saving.

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Full case study PDFs available on request — contact us