Partitioning data in Athena - Amazon AthenaBy partitioning your data, you can restrict the amount of data scanned by each query, thus improving performance and reducing cost. You can partition your data by any key. A common practice is to partition the data based on time, often leading to a multi-level partitioning scheme. For example, a customer who has data coming in every hour might decide to partition by year, month, date, and hour. An
