Open Source Contributions

Overview Merged pull requests across Apache open-source projects: DataFusion, DataFusion-Comet, DataFusion-Ballista, Iceberg, and Ozone. Contributions span new features, code quality improvements, documentation fixes, and refactoring. Apache DataFusion PR Title Type Date #20412 feat: support Spark-compatible json_tuple function feat 2026-02-20 #20076 chore: Add microbenchmark (compared to ExprOrExpr) chore 2026-01-30 #19592 feat: implement Spark size function for arrays and maps feat 2026-01-13 #18443 chore: Format examples in doc strings - spark, sql, sqllogictest, sibstrait docs 2025-11-07 #18353 chore: Format examples in doc strings - functions docs 2025-11-03 #18357 chore: Format examples in doc strings - physical expr, optimizer, and plan docs 2025-11-01 #18335 chore: Format examples in doc strings - catalog listing docs 2025-10-29 #18358 chore: Format examples in doc strings - proto, pruning, and session docs 2025-10-29 #18354 chore: Format examples in doc strings - macros and optmizer docs 2025-10-29 #18338 chore: Format examples in doc strings - datasource crates docs 2025-10-29 #18340 chore: Format examples in doc strings - expr docs 2025-10-29 #18333 chore: Format examples in doc strings - crate datafusion docs 2025-10-29 #18336 chore: Format examples in doc strings - common docs 2025-10-28 #18339 chore: Format examples in doc strings - execution docs 2025-10-28 Apache DataFusion-Comet