Analytics
Data lakes, warehouses, streaming, and BI on AWS — Athena, Glue, EMR, Kinesis, Redshift, QuickSight, and OpenSearch. Learn how to query, transform, and visualize data at scale.
Athena Federated Query: Query Data In-Place
Amazon Athena Federated Query lets you run SQL across diverse data sources without ETL. Query data wherever it resides. Learn when to use it.
Amazon Managed Service for Prometheus: Monitor Containers at Scale
Amazon Managed Service for Prometheus is a serverless, Prometheus-compatible monitoring service for containerized apps. Learn how it simplifies operations and when to use it.
Amazon Managed Grafana: Visualize Data Easily
Amazon Managed Grafana is a fully managed data visualization service. Query, correlate, and visualize metrics, logs, and traces from multiple sources. Learn when to use it.
Amazon CloudSearch: How It Works & When to Use It
Amazon CloudSearch is a fully managed search service. Learn about its features, use cases, and why AWS recommends OpenSearch Service for new customers.
Kinesis vs SQS: How It Works & When to Use It
Amazon Kinesis Data Streams and SQS are AWS managed services for messages. Kinesis is for real-time streaming analytics, SQS for message queuing. Learn when to choose it.
OpenSearch vs Elasticsearch: How It Works & When to Use It
OpenSearch and Elasticsearch are open-source search engines for real-time data. Compare features, use cases, and licensing to choose the right one.
AWS Data Pipeline: How It Works & When to Use It
AWS Data Pipeline is a web service that helps you reliably process and move data between different AWS compute and storage services. Learn about its use cases and migration options.
Glue vs EMR: How It Works & When to Use It
AWS Glue is serverless data integration; EMR is a managed big data framework. Understand their differences and choose the right service for your analytics needs.
Redshift Serverless: How It Works & When to Use It
Amazon Redshift Serverless offers scalable analytics without cluster management. Pay only for active compute. Learn when to choose it.
Redshift Spectrum: Query S3 Data Without Loading
Amazon Redshift Spectrum lets you query exabytes of data in S3 directly. Decouple storage and compute for cost-effective data lake analysis. Learn when to use it.
AWS Data Lake: How It Works & When to Use It
An AWS Data Lake is a centralized, scalable repository for diverse data in raw format on Amazon S3. Learn its benefits and use cases.
AWS Lake Formation: Simplify Data Lake Management
AWS Lake Formation is a managed service to build, secure, and manage data lakes on S3. Get fine-grained access control. Learn when to use it.
AWS Glue Crawler: Automate Data Cataloging
AWS Glue Crawler automatically scans data stores, identifies structure, and populates the Data Catalog for services like Athena. Learn how it works.
AWS Glue Data Catalog: Unified Data Management
AWS Glue Data Catalog is a managed metadata store for all AWS data assets. Discover and manage scattered data with a unified view. Learn how it works.
Kinesis Video Streams: Securely Stream Video to AWS
Amazon Kinesis Video Streams securely streams video from devices to AWS for analytics, ML, and playback. Learn how it works and when to use it.
Managed Service for Apache Flink: Real-Time Streaming Analytics
Amazon Managed Service for Apache Flink is a fully managed AWS service for real-time streaming data processing. Learn how it simplifies Flink applications. See use cases.
Kinesis Data Firehose: Stream Data ETL Made Easy
Amazon Kinesis Data Firehose is a fully managed ETL service for streaming data. Capture, transform, and load data into AWS services. Learn when to use it.
Kinesis Data Streams: Real-Time Data Streaming Explained
Amazon Kinesis Data Streams is a serverless, scalable real-time data streaming service. Capture gigabytes of data per second from various sources. Learn how it works.
Amazon MSK (Managed Streaming for Kafka): How It Works
Amazon MSK is a fully managed AWS service for Apache Kafka. Simplify real-time data streaming without infrastructure overhead. Learn when to use it.
Amazon QuickSight: BI Service Explained
Amazon QuickSight is a cloud BI service for interactive dashboards & natural language queries. Learn its features and use cases.
Amazon Kinesis: Real-Time Streaming Data on AWS Explained
Amazon Kinesis is AWS's real-time streaming platform. Learn Data Streams, Firehose, Video Streams, Managed Flink, per-shard pricing, and exam relevance.
AWS Glue: Serverless ETL, Data Catalog & Data Integration
AWS Glue is a serverless ETL and data integration service. Learn crawlers, Data Catalog, Glue Studio, DataBrew, Streaming ETL, DPU pricing, and exam tips.
Amazon EMR: Managed Hadoop, Spark & Big Data Processing
Amazon EMR is a managed big data platform for Hadoop, Spark, Presto, HBase, and Flink. Learn EC2/EKS/Serverless modes, pricing, spot integration, and exam tips.
Amazon Athena: Serverless SQL Analytics on S3 Data Lakes
Amazon Athena is a serverless query service that runs SQL on S3. Learn Trino engine, per-TB pricing, partitions, Iceberg support, Spark notebooks, and exam tips.
Athena vs Redshift: Serverless SQL vs Managed Data Warehouse
Athena vs Redshift compared: serverless per-scan SQL vs managed warehouse. Learn pricing, latency, concurrency, data freshness, and when to choose each on AWS.