- Overview
- Data types
- Commands
- Functions
- Overview
- Aggregate
- Conditional expression
- Conversion
- Date and time
- Numeric
- String
- Semi-structured data
Functions reference
These topics provide reference information for the system-defined functions.
- Aggregate functions: functions that take multiple rows/values as input and return a single value.
- Scalar functions: functions that take a single value as input and return a single value.