Snowflake - Build and Architect Data Pipelines Using AWS - Introduction to User-Defined Functions and UDF Types

The video tutorial introduces user-defined functions (UDFs) in Snowflake, explaining their purpose and practical applications. UDFs allow users to extend operations beyond system-defined functions, making code reusable. The tutorial covers writing UDFs in SQL and JavaScript, highlighting their differences and uses. It also explains the two types of UDFs: scalar, which returns a single value, and tabular, which returns a table. The video emphasizes the importance of UDFs in optimizing database operations and controlling data access.

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