{"ref":"content:hana-database-migration-handling-incompatible-changes","page":"/content/hana-database-migration-handling-incompatible-changes","json":"/content/hana-database-migration-handling-incompatible-changes.json","generated":"2026-10-27","drafted_with_ai":true,"entity":{"id":"hana-database-migration-handling-incompatible-changes","title":"HANA Database Migration: Handling Incompatible Changes to Existing Tables","url":"https://community.sap.com/t5/technology-blog-posts-by-sap/hana-database-migration-handling-incompatible-changes-to-existing-tables/ba-p/14078039","content_type":"blog","explains":["capability:schema-evolution"],"summary":"The question schema evolution exists for, asked plainly: how do you restructure a table in a production system that already holds live data. Incompatible changes are the ones CAP's own alter path will not make, which is where this starts.","short":"Incompatible table changes on HANA with live data","author":"Sekar Somasundaram","published":"2025-04-16","sources":[{"url":"https://community.sap.com/t5/technology-blog-posts-by-sap/hana-database-migration-handling-incompatible-changes-to-existing-tables/ba-p/14078039","title":"HANA Database Migration: Handling Incompatible Changes to Existing Tables — SAP Community","checked":"2026-09-08"}],"provenance":{"discovered_via":[{"source":"source:sap-community","channel":"cap-tag"}],"first_seen":"2026-09-08"},"drafted_with_ai":true,"published_on":"source:sap-community"},"readings":{"liveness":[{"label":"Checked against the source","tier":"unknown","evidence":"nobody has checked it"},{"label":"Source reachable","tier":"unknown","evidence":"not crawled"},{"label":"Age","tier":"fair","evidence":"published 18 months ago"}],"compatibility":[{"label":"Version","tier":"unknown","evidence":"no version declared"},{"label":"Moved since?","tier":"good","evidence":"no recorded change after 2025-04-16"},{"label":"Findings","tier":"good","evidence":"none flagged"}],"reach":[{"value":2548,"unit":"views"},{"value":0,"unit":"comments"},{"value":7,"unit":"likes"}]},"signals":{"views":2548,"likes":7,"comments":0,"metrics_at":"2026-10-25"},"series":null,"edges":{"authors":[]}}