Comments on: PostgreSQL: How to create a Materialized View and increase the Query Performance https://www.dbrnd.com/2016/12/postgresql-how-to-create-a-materialized-view-and-increase-the-query-performance-refresh-data/ BIGData | NoSQL | MSSQL | MySQL | PostgreSQL Thu, 26 Dec 2019 09:05:42 +0000 hourly 1 https://wordpress.org/?v=7.0.4 By: T. Godin https://www.dbrnd.com/2016/12/postgresql-how-to-create-a-materialized-view-and-increase-the-query-performance-refresh-data/#comment-7975 Thu, 26 Dec 2019 09:05:42 +0000 https://www.dbrnd.com/?p=3993#comment-7975 Hello,
because of locking original table when refreshing the materialized view,
better use :

REFRESH MATERIALIZED VIEW CONCURRENTLY vw_EmployeeMaleData_Materialized WITH DATA;

CONCURRENTLY is the key to avoid locking table.

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