The COBOL Problem
https://twitter.com/audreywatters/status/1246609613203505152
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https://twitter.com/audreywatters/status/1246609613203505152
The tweet has since been deleted. Here's the old text
Some thoughts: http://workingwithdevs.com/delivering-databases-migrations-vs-state/
This covers a lot of ground on the Declarative vs. Procedural question. It explains a lot of the considerations that lead to choosing a procedural schema evolution vs. a declarative schema with an implied change sequence to migrate to each new declared state.
The …
more ...See {filename}/blog/2016/06/2016_06_10-database_conversion_or_schema_migration.rst
People talk about CI/CD (Continuous Integration/Continuous Deployment).
They also need to talk about CM (Continuous Migration).
"Wait, what?" you ask.
When we roll out a new version of the software (CD) there are three common situations.