Oracle to PostgreSQL Migration: A Schema-Level Guide
A practical guide to migrating Oracle schemas to PostgreSQL: data type mapping, sequences and identity columns, PL/SQL objects, and generating safe migration SQL.
Database Guides
Database Guides
Concepts and best practices for schema management across SQL dialects.
Database Guides
SQL Server to PostgreSQL: Comparing and Migrating Database Schemas
How to compare and migrate a database schema from SQL Server to PostgreSQL — identity columns, data types, and schema-qualified objects.
Database Guides
Zero-Downtime Database Schema Migrations: A Practical Guide
How to change a production database schema without downtime using the expand/contract pattern, safe sequencing, and automated schema diffing.
Database Guides
MySQL to PostgreSQL Migration: A Schema-Level Guide
A schema-level guide to migrating from MySQL to PostgreSQL — type mapping, auto-increment vs sequences, and generating correct target DDL.
Database Guides
Understanding Database Schema Drift (and How to Detect It)
What database schema drift is, why staging and production fall out of sync, and how to detect and fix drift with an automated schema diff.
Database Guides
Cross-Dialect Schema Migration: MySQL, PostgreSQL, SQL Server and More
How to migrate a database schema between SQL dialects — what translates cleanly, what needs manual review, and how to generate target-dialect DDL.
