Performing Subqueries & Correlated Subqueries

Teradata 14    |    Beginner
  • 7 videos | 49m 3s
  • Earns a Badge
Rating 4.4 of 7 users Rating 4.4 of 7 users (7)
A subquery is simply a query contained within another query. Discover how to use ANSI SQL and Teradata extensions to perform subqueries and correlated subqueries in Teradata.

WHAT YOU WILL LEARN

  • Describe subqueries, scalar subqueries, and correlated subqueries, and how they are used in teradata to retrieve results
    Perform basic subqueries in a select statement to return results from teradata
    Perform subqueries in the search condition of a where clause
    Perform scalar subqueries to return results from teradata
  • Perform correlated subqueries to return results from teradata
    Create and use derived tables in teradata
    Use the select statement to perform queries, including performing joins and subqueries

IN THIS COURSE

  • 8m 19s
    Upon completion of this video, you will be able to describe subqueries, scalar subqueries, and correlated subqueries, and how they are used in Teradata to retrieve results. FREE ACCESS
  • 5m 23s
    To find out how to perform basic subqueries in a SELECT statement in order to return results from Teradata, consult the Teradata documentation. FREE ACCESS
  • Locked
    3.  Performing Subqueries in Search Conditions
    5m 38s
    To find out how to perform subqueries in the search condition of a WHERE clause, consult a database administrator or reference manual. FREE ACCESS
  • Locked
    4.  Performing Scalar Subqueries
    5m 58s
    To find out how to return results from Teradata using scalar subqueries, consult Teradata documentation. FREE ACCESS
  • Locked
    5.  Performing Correlated Subqueries
    7m 26s
    In this video, you will learn how to perform correlated subqueries to return results from Teradata. FREE ACCESS
  • Locked
    6.  Using Derived Tables
    7m 30s
    In this video, you will learn how to create and use derived tables in Teradata. FREE ACCESS
  • Locked
    7.  Exercise: Using the SELECT Statement
    8m 49s
    In this video, you will learn how to use the SELECT statement to perform queries, including performing joins and subqueries. FREE ACCESS

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