<!-- Release notes generated using configuration in .github/release.yml at v26.02.01 --> ## What's Changed ### π Bug Fixes * Backport #21301: Only serialize column slice by @pentschev in https://github.com/rapidsai/cudf/pull/21328 **Full Changelog**: https://github.com/rapidsai/cudf/compare/v26.02.00...v26.02.01