PtahArticles tagged “postgres” — Page 5
Guides and worked examples about postgres with Ptah.
From Liquibase to Ptah with a Verified Starting Point
Move a PostgreSQL subscription service from a Liquibase SQL changelog to Ptah, preserving its data and checking the imported rollback before the next change.
Ptah 0.8.1: The Online Migration Takes a Lock Timeout
Ptah 0.8.1 runs the generated online migration under a lock timeout, and ptah-compat now applies and lints an Atlas project on TimescaleDB.
From Flyway to Ptah Without Replaying Production
Import a Flyway history, verify it against an existing PostgreSQL database, and let Ptah apply the next change while preserving the application's data.
Ptah 0.8.0: Change a Schema, Then Check What It Did
What Ptah 0.8.0 adds for changing a schema under a running application and checking afterwards what the change did, and where each part stops.
Your First Schema Change with the Ptah Kubernetes Operator
Publish a shipment schema with Ptah, inspect the operator's plan, approve that exact change, and verify the database has converged.
Making Order Currency Required While Checkout Keeps Writing
Use Ptah to make order currency required while old and new checkout writers run, with a measured PostgreSQL workload and bounded lock waits.
Same Migrations, Different Schemas: Adopting a Production Hotfix Back into Git
Detect schema drift with Ptah and adopt a production hotfix into Git while preserving the existing PostgreSQL index.