In a previous article, Roland explained how to build a data range without touching a physical table by using recursion. ...
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Introduction We can often choose between GROUP BY and DISTINCT for aggregations. In terms of content, both options return the ...
Teradata MERGE INTO vs. UPDATE In this article, we compare an UPDATE statement with a MERGE INTO statement and work ...
On this website, you will find many articles about Teradata SQL Tuning. We describe in detail the tools which are ...
In this article, we will learn about Teradata set operators, how they work, how we use them to achieve optimal ...
Teradata has adopted a variety of analytical functions from Teradata Aster in the latest releases. While most functions are, in ...
Problem-solving without a Teradata Recursive Query In our example, we want to represent a corporate hierarchy. Without recursion, this can ...
What is Teradata Query Rewriting? Teradata query rewriting is part of the Teradata optimization process. The optimizer replaces your query ...
It is time to publish another case study about Teradata SQL tuning, which impressively demonstrates the terrific impact of query ...
What is the purpose of the Teradata COALESCE function? COALESCE receives a list of scalars as arguments and returns the ...
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