Customer-defined partition keys

Amazon Timestream for LiveAnalytics customer-defined partition keys is a feature in Timestream for LiveAnalytics that enables customers to define their own partition keys for their tables. Partitioning is a technique used to distribute data across multiple physical storage units, allowing for faster and more efficient data retrieval. With customer-defined partition keys, customers can create a partitioning schema that better aligns with their query patterns and use cases.

With Timestream for LiveAnalytics customer-defined partition keys, customers can choose one dimension names as a partition key for their tables. This allows for more flexibility in defining the partitioning schema for their data. By selecting the right partition key, customers can optimize their data model, improving their query performance, and reduce query latency.

Topics

• Using customer-defined partition keys
• Getting started with customer-defined partition keys
• Checking partitioning schema configuration
• Updating partitioning schema configuration
• Advantages of customer-defined partition keys
• Limitations of customer-defined partition keys
• Customer-defined partition keys and low cardinality dimensions
• Creating partition keys for existing tables
• Timestream for LiveAnalytics schema validation with custom composite partition keys