The query is not resource intensive so it is not costly to re-run it. The results are not used often (relative to the rate at which the results change). Time or credits, but it could also mean that the query consumes a lot of storage space for intermediate results.Ĭreate a regular view when any of the following are true: Typically, this means that the query consumes a lot of processing The results of the view are used often (typically significantly more often than the query results change). Table rows used in the materialized view don’t change often.

This almost always means that the underlying/base tableįor the view doesn’t change often, or at least that the subset of base The query results from the view don’t change often. In general, when deciding whether to create a materialized view or a regular view, use the following criteria:Ĭreate a materialized view when all of the following are true: SHOW MATERIALIZED VIEWS Command Shows Materialized Views that are Not Updatedĭeciding When to Create a Materialized View or a Regular View ¶ Suspending Updates to a Materialized ViewĬreating a Materialized View on Shared DataĬompilation Error: Failure during expansion of view '': SQL compilation error: Materialized View is invalid. Materialized Views in Cloned Schemas and Databasesīest Practices for Creating Materialized Viewsīest Practices for Maintaining Materialized Viewsīest Practices for Clustering Materialized Views and their Base Tables Limitations on Working With Materialized ViewsĮffects of Changes to Base Tables on Materialized Views Limitations on Creating Materialized Viewsīasic Example: Creating a Materialized View Privileges on the Database Objects Accessed by the Materialized ViewĬreating and Working With Materialized Views Privileges on a Materialized View’s Schema How the Query Optimizer Uses Materialized Views Deciding When to Create a Materialized Viewĭeciding When to Create a Materialized View or a Regular ViewĬomparison with Tables, Regular Views, and Cached ResultsĮxamples of Use Cases For Materialized Views

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