Materialized views PerformanceIs it safe to use set-returning sql functions instead of security-barrier...

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Materialized views Performance


Is it safe to use set-returning sql functions instead of security-barrier views?An Indexed View slows updates to a crawl. Is there a hint to work around it?refresh a materialized view after update of tablesRefresh Materialized View impact on the DBMaking intermediate CTE results available for output/query without reprocessing earlier CTEsText index using text_pattern_ops with utf-8 vs. default operator class with C?Is varchar(x) as fast as `text CHECK ( char_length(x) )`?Does a view use a partition in PostgreSql?PostgreSql limit user rightsRelation does not exist while scanning schema













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Postgres’ docs note:




While access to the data stored in a materialized view is often much faster than accessing the underlying tables directly or through a view, the data is not always current;




https://www.postgresql.org/docs/9.6/rules-materializedviews.html



Why is it “often much faster?”









share





























    0















    Postgres’ docs note:




    While access to the data stored in a materialized view is often much faster than accessing the underlying tables directly or through a view, the data is not always current;




    https://www.postgresql.org/docs/9.6/rules-materializedviews.html



    Why is it “often much faster?”









    share



























      0












      0








      0








      Postgres’ docs note:




      While access to the data stored in a materialized view is often much faster than accessing the underlying tables directly or through a view, the data is not always current;




      https://www.postgresql.org/docs/9.6/rules-materializedviews.html



      Why is it “often much faster?”









      share
















      Postgres’ docs note:




      While access to the data stored in a materialized view is often much faster than accessing the underlying tables directly or through a view, the data is not always current;




      https://www.postgresql.org/docs/9.6/rules-materializedviews.html



      Why is it “often much faster?”







      postgresql materialized-view





      share














      share












      share



      share








      edited 7 mins ago









      a_horse_with_no_name

      40.1k776112




      40.1k776112










      asked 8 mins ago









      Kevin MeredithKevin Meredith

      1548




      1548






















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