Querying Data
Query data
Submit queries with Hue
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