cassandra-migration-tool-java

Handles both schema changes and data transformations, as demonstrated in examples like adding a genre column and populating it with historical data from the books.cql test case.

Automatically logs migrations in a schema_version table, providing audit trails and ensuring ordered execution, as highlighted in the key features.

Waits for schema propagation across all cluster nodes before proceeding, leveraging DataStax driver fixes to prevent inconsistencies, mentioned in the schema agreement section.

Migrations are part of the Java codebase, allowing for unit testing and version control alongside application logic, as emphasized in the philosophy and examples.