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Writing Advanced SQL Queries

Writing Advanced SQL Queries

Overview

Learning Tree International
1601 Broadway
9th Fl
New York, NY 10019
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Wednesday, February 27, 2019 - 4:00am
$2,650

Details

SQL is the cornerstone of all relational database operations. In this hands-on course, you learn to exploit the full potential of the SELECT statement to write robust queries using the best query method for your application, test your queries, and avoid common errors and pitfalls. It also teaches alternative solutions to given problems, enabling you to choose the most efficient solution in each situation. The course describes the ANSI/ISO SQL standard, but also identifies deviations from the standard in the two most widely used database products, Oracle and Microsoft SQL Server. You Will Learn How To Maximize the potential of SQL to build powerful, complex and robust SQL queries Query multiple tables with inner joins, outer joins and self joins Construct recursive common table expressions Summarize data using aggregation and grouping Execute analytic functions to calculate ranks Build simple and correlated subqueries Thoroughly test SQL queries to avoid common errors Select the most efficient solution to complex SQL problems Who Should Attend: Those who are developing applications using relational databases, or who are using SQL to extract and analyze data from databases and need to use the full power of SQL queries. Recommended Experience: This is an advanced course and knowledge of the basics of SQL at the level of Introduction to SQL Programming Training or equivalent is assumed. Course Outline Introduction and Overview Querying Multiple Tables Aggregate Functions Performing Extensive Analysis with Analytic Functions Building Subqueries Breaking Down Complex Queries

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