Domain: Performance Optimization, Querying & Transformation (Pro Study Module)
· 592 words · 10 min read
Semi-Structured Data
Overview
Snowflake's native support for semi-structured data is a core differentiator. It allows you to load JSON, Avro, ORC, Parquet, and XML directly into relational tables without pre-defining a schema, and query it using standard SQL extensions.
Key Concepts
Data Types
- VARIANT: The universal data type for semi-structured data. It can hold any valid semi-structured data up to 16 MB uncompressed per row.
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