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 Deep-Dive

How Dual-Write Architecture Eliminates Migration Downtime

A step-by-step breakdown of how CDC + dual-write keeps source and target in sync throughout a live migration window.

5 Things That Always Go Wrong in Oracle-to-PostgreSQL Migrations

DATE vs TIMESTAMP, sequences, implicit type casts, stored procedures, and character encoding. Here's how to handle each one.

Introducing Cassandra-to-DynamoDB Migration Support

Dflux.ai now supports full schema and data migration from Apache Cassandra to Amazon DynamoDB, including partition key mapping.

Building a Migration Validation Engine: Row Counts Aren't Enough

Why simple row count checks miss 30% of data errors, and how we built a statistical anomaly detection layer to catch the rest.

Database Migration in a Regulated Industry: HIPAA, PCI-DSS, and SOX

How to plan and execute a compliant database migration when you have audit requirements, data residency rules, and strict change control processes.

PostgreSQL Version Upgrade Without Downtime: A Step-by-Step Playbook

From PG12 to PG16 in production — how to set up logical replication, run the upgrade, and cut over in under 10 seconds.

Whitepapers, Ebooks & Guides

Free to download

The Enterprise Database Migration Playbook 2025

A comprehensive 48-page guide covering strategy, risk management, and execution for large-scale migrations.

48 pages · PDF

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AI-Driven Schema Mapping: How It Works

Deep dive into the ML models and heuristics behind Dflux.ai's automatic schema mapping engine.

32 pages · PDF

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Oracle to PostgreSQL Migration: The Complete Field Guide

Hands-on reference for every type conflict, stored procedure conversion, and partitioning strategy.

64 pages · PDF

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The State of Database Migration 2025: Industry Survey

Survey of 450 data engineering leaders on migration timelines, failure rates, and technology adoption.

28 pages · PDF

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Customer Case Studies

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Financial Services

Oracle 19c → Aurora PostgreSQL — 14TB Migration in 3 Days

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

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SQL Server → Azure SQL — HIPAA-Compliant EHR Migration

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 Migration

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

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Videos & Webinars

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18:42

Live Demo: PostgreSQL to Aurora in Real Time

Product Demo

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47:15

Webinar: Zero-Downtime Migration Architecture

Webinar Recording

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22:08

Oracle to PostgreSQL: Type Conflict Resolution

Tutorial

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35:50

Panel: The Future of AI-Driven Data Migration

Panel Discussion