Step-by-step SKILL.md packages an AI follows for a single kind of task.
A skill is a focused playbook - instructions, examples and constraints - that makes any model reliable at one job, from SQL reporting to changelog writing. The router fills a plan's skill slot with the best match for the request.
Use this skill when designing batch processing with Hive, Spark SQL, Pig, or HQL. This skill enforces: Hive metastore management, Spark SQL Catalyst optimization, file format selection (Parquet, ORC,
