Catalog
10 items
File external table
This topic describes how to use file external tables to directly query Parquet and ORC data files in AWS S3.
Block cache warmup
Some data lake analytics and shared-data cluster scenarios have high performance requirements for queries, such as BI reports and proof of concept (PoC) performance testing. Loading remote data into local block cache can avoid the need to fetch the same data multiple times, significantly speeding up query execution and minimizing resource usage.
Data Cache
Understand the core principles of Data Cache and how to accelerate data queries with Data Cache.