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Tag: materialized view

January 31, 2022 Uncategorized

Silent data corruption – constraints spanning multiple rows

One of the toughest problems in database applications is validation of data that extends “across” rows. We have declarative constraints

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February 11, 2020 Uncategorized

GROUP BY better than DISTINCT for materialized views

One of the cool things with materialised* views in Oracle is their ability to be kept in sync with the

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October 2, 2019 Uncategorized

PIVOT does not work with materialized view refresh

We had an AskTOM question come in recently where our customer was very excited about the PIVOT operator in SQL

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September 10, 2018 Uncategorized

Modifying tables without losing materialized views

Whilst the ever increasing speed of storage and servers, and features likes In-memory are decreasing the need for large numbers

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September 3, 2018 Uncategorized

Complex materialized views? Try a table first

Just a quick post today that arose from an AskTOM question a little while back. Over the years and across

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July 5, 2018 Uncategorized

Complex materialized views and fast refresh

Just a quick discovery that came across the AskTOM “desk” recently. We have an outstanding bug in some instances of

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Hi I'm Connor McDonald. I love playing with and exploring the Oracle database. But most of all I like seeing people succeed with the technology.
 
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