Using Impala to Query HBase Tables Overview of Using HBase with Impala Configuring HBase for Use with Impala Supported Data Types for HBase Columns Performance Considerations fo...
Install Database Drivers Supported Databases and Dependencies Install Database Drivers Superset requires a Python DB-API database driver and a SQLAlchemy dialect to be installe...
Overview of Impala Tables Internal Tables External Tables File Formats Kudu Tables Overview of Impala Tables Tables are the primary containers for data in Impala. They have...
ALTER VIEW Statement ALTER VIEW Statement The ALTER VIEW statement changes the characteristics of a view. Because a view is a logical construct, an alias for a query, with no...
Impala Performance Guidelines and Best Practices Choose the appropriate file format for the data Avoid data ingestion processes that produce many small files Choose partitioning ...
Apache Druid vs. Key/Value Stores (HBase/Cassandra/OpenTSDB) Apache Druid vs. Key/Value Stores (HBase/Cassandra/OpenTSDB) Druid is highly optimized for scans and aggregations, ...