Reader small image

You're reading from  Data Modeling with Snowflake

Product typeBook
Published inMay 2023
PublisherPackt
ISBN-139781837634453
Edition1st Edition
Right arrow
Author (1)
Serge Gershkovich
Serge Gershkovich
author image
Serge Gershkovich

Serge Gershkovich is a seasoned data architect with decades of experience designing and maintaining enterprise-scale data warehouse platforms and reporting solutions. He is a leading subject matter expert, speaker, content creator, and Snowflake Data Superhero. Serge earned a bachelor of science degree in information systems from the State University of New York (SUNY) Stony Brook. Throughout his career, Serge has worked in model-driven development from SAP BW/HANA to dashboard design to cost-effective cloud analytics with Snowflake. He currently serves as product success lead at SqlDBM, an online database modeling tool.
Read more about Serge Gershkovich

Right arrow

Materialized views

Not exactly views, yet not quite tables, materialized views sit at the intersection of these two object types and offer interesting benefits with one important caveat.

As the name suggests, materialized views are actually physical tables that store the results of a view. When the underlying data changes, the result is re-materialized automatically. This means that materialized views offer the performance of a table combined with a cached query result while offering all the security benefits of a regular view.

The only trade-off is the cost. Since materialized views store query results in physical tables, they incur related storage costs. Additionally, materialized views will use credits when refreshing the data.

Materialized views have certain limitations in the logic they permit in the SELECT statement compared to regular views. Chief among them is that materialized views can only be built over a single data source (stages are allowed), so they cannot use...

lock icon
The rest of the page is locked
Previous PageNext Page
You have been reading a chapter from
Data Modeling with Snowflake
Published in: May 2023Publisher: PacktISBN-13: 9781837634453

Author (1)

author image
Serge Gershkovich

Serge Gershkovich is a seasoned data architect with decades of experience designing and maintaining enterprise-scale data warehouse platforms and reporting solutions. He is a leading subject matter expert, speaker, content creator, and Snowflake Data Superhero. Serge earned a bachelor of science degree in information systems from the State University of New York (SUNY) Stony Brook. Throughout his career, Serge has worked in model-driven development from SAP BW/HANA to dashboard design to cost-effective cloud analytics with Snowflake. He currently serves as product success lead at SqlDBM, an online database modeling tool.
Read more about Serge Gershkovich