Querying Data
Query data
View query history
Create User-defined functions
Set up dev environment
Create UDF
Build project and upload JAR
Register UDF
Call UDF in a query
Simplify queries with User-defined functions
Creating an Impala user-defined function
UDF concepts
Runtime environment for UDFs
Writing UDFs
Writing user-defined aggregate functions (UDAFs)
Building and deploying UDFs
Performance considerations for UDFs
Examples of creating and using UDFs
Security considerations for UDFs
Limitations and restrictions for Impala UDFs
Start SQL AI Assistant
Generate SQL from NQL
Edit query in natural language
Explain query in natural language
Optimize SQL query
Fixing a query in Hue
Generate comment for a SQL query
Multi database support for SQL query
Impala workload management
Table format
Table maintenance
Use cases
Enable Impala workload management
Impala coordinator Startup flags
Running queries on system tables
Configuring the only coordinators request pool
Hue Storage Browser (Technical Preview)
Enabling the new Hue Storage Browser (Technical Preview)
Managing files and operations in Hue Storage Browser (Technical Preview)
Hive query history service
Query history table
Table format
Use Case
Configuring query history service
Submit queries with Hue