Dec 06, 2018 · Athena behind the scene uses Hive and Presto for analytical queries of any size, stored in S3. Athena processes structured, semi-structured and unstructured data sets including CSV, JSON, ORC, Avro, and Parquet. There are multiple languages supported for Athena drivers to query datastores including java, python, and other languages.
Oct 31, 2019 · We are super excited to announce the general availability of the Export to data lake (code name: Athena) to our Common Data Service customers.The Export to data lake service enables continuous replication of Common Data Service entity data to Azure Data Lake Gen 2 which can then be used to run analytics such as Power BI reporting, ML, Data Warehousing and other downstream integration purposes.
Aug 17, 2019 · AWS Athena. An interactive query serverless service to analyze data directly in S3 using standard SQL. Access through AWS Management Console, through a JDBC or ODBC connection, using the Athena API, or using the Athena CLI.
Oct 01, 2019 · Spectrum is a serverless query processing engine that allows to join data that sits in Amazon S3 with data in Amazon Redshift. Amazon Athena is a serverless query processing engine based on open source Presto. Athena allows writing interactive queries to analyze data in S3 with standard SQL. In our United Airlines example, United would use:
What I'm noticing that almost every interaction with Tableau results in a query being sent to Athena and every query results in at least 35GBs of data being scanned. Athena is not expensive, but the costs for all these queries do add up, especially as I'm exploring the data. Plus running a query every time is slowing me down.
Apr 03, 2018 · It does require an elastic wallet, but since charges can be pegged to the user, cost can help constrain query craziness. For my user base I don't anticipate them being able to overload Athena even if they tried - there's always the 30 min query limit as a safety net. I could be wrong here, but I don't anticipate overwhelming the architecture.
Jan 15, 2018 · Athena lets you query data in S3 easily, without managing any server-like resources, using Presto under the covers. One drawback of Athena is that you’re charged by the amount of data searched. By partitioning data , you can easily limit the scope of a query and reduce the cost of querying CloudTrail logs over time.