Feldera SQL
📄️ SQL Grammar
This is a short formal description of the grammar supported in a BNF
📄️ Identifiers
The names of tables, columns, functions, user-defined types, field
📄️ Data Types
The compiler supports the following SQL data types:
🗃️ Operations
17 items
📄️ Materialized Tables and Views
By default, Feldera does not maintain the complete contents of tables and views; it only
📄️ Mutually-Recursive Queries
Recursive queries are a new feature in Feldera SQL and are still evolving. Syntax and
📄️ Ad-hoc SQL Queries
You can run ad-hoc SQL queries on a running or paused pipeline. Unlike Feldera SQL programs that define pipelines and
📄️ Time-Series Extensions
This section lists SQL extensions supported by Feldera for computing over
📄️ System Views
The Feldera runtime comes with some built-in views. These views are
📄️ User-Defined Functions
The SQL statement CREATE FUNCTION can be used to declare new