1. Statistics In the world of Teradata, understanding and managing statistics is crucial for optimizing the performance of your database ...
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All database systems have as an important goal to minimize the number of IOs. This goal can be achieved in ...
Add Snowflake, BigQuery, Redshift to your Knowledge As a Teradata enthusiast, I’ve optimized several thousand SQL queries in my career. ...
The Teradata flavor of SQL is still, in principle, a declarative language. Hence, there can be multiple ways to describe ...
What is the Teradata TD_WhichMax Function? Each Teradata release adds new SQL features to make our lives easier. While some ...
This article will show a case study from my past projects. It is an implementation in which, from a row ...
Sometimes you can’t avoid implementing a certain functionality by means of a cursor in a stored procedure. Recently I had ...
In a previous article, Roland explained how to build a data range without touching a physical table by using recursion. ...
Introduction We can often choose between GROUP BY and DISTINCT for aggregations. In terms of content, both options return the ...
Teradata MERGE INTO vs. UPDATEIn this article, we compare the UPDATE statement with the MERGE INTO statement and work out ...
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