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(603) 852 79 35 akasi-commercial@akasigroup.com 1, Tara boulevard # 101, Nashua NH 03062 United States
(603) 852 79 35 akasi-commercial@akasigroup.com 1, Tara boulevard # 101, Nashua NH 03062 United States

Course details

Developing SQL Queries for Oracle Databases

Course 00133

Description

Increase productivity and maximize the potential of SQL to formulate intricate queries for Oracle databases. In this training course, you learn to solve business problems easily, efficiently, and elegantly with only a few lines of SQL code, and gain the practical skills to choose the best query method — ensuring accuracy and avoiding common errors or pitfalls.

What you'll learn

  • Maximize the potential of SQL to formulate complex queries
  • Thoroughly test SQL queries and avoid common errors
  • Select the most efficient solution to complex SQL problems
  • Leverage the analytical functions of Oracle
  • Employ inner joins, outer joins, cross joins, and self joins

Pre-requisites

  • • None

Curriculum

The uses of SQL queries

Enhancing query performance

Aggregate functions

Single-row functions

Calculating ranks

Extending the use of aggregates

Creating inner and outer joins

How and when to use self-joins

Applying the ANSI standard join syntax

Manipulating the set operators

Noncorrelated subqueries

Handling correlated subqueries

Subqueries in the FROM clause

Subqueries as expressions

Overcoming obstacles with views

Temporary tables as alternatives to views

Limiting the number of rows returned with FETCH

Retrieving partly results with OFFSET

Simulating joins with lateral views and APPLY

Declaring local functions in the WITH clause

Get this Course

1500,00 €


  • • 2 days instructor-led training course
  • • After-course coaching available

  • • No schedule defined yet