<ul data-eligibleForWebStory="true"><li>Materialized views in BigQuery help optimize performance by precomputing and storing query results.</li><li>BigQuery offers a way to manually trigger a refresh of materialized views for immediate data updates.</li><li>Reasons for manual refresh include needing to reflect recent changes, running tests, or verifying fixes.</li><li>To manually refresh a materialized view in BigQuery, use the system procedure BQ.REFRESH_MATERIALIZED_VIEW.</li><li>Example syntax: CALL BQ.REFRESH_MATERIALIZED_VIEW("project_id.dataset_id.materialized_view_name");</li><li>Manually refreshing updates the view with the latest data.</li><li>To check the last refresh time of a materialized view: SELECT last_refresh_time FROM INFORMATION_SCHEMA.MATERIALIZED_VIEWS WHERE table_name = 'your_view_name';</li><li>Materialized views enhance performance, and manual refresh provides control over updates when necessary.</li></ul>

Manually Refreshing Materialized Views in BigQuery: When and How to Do It

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