This Oracle Database 12c: Introduction to SQL training helps you write subqueries, combine multiple queries into a single query using SET operators and report aggregated data using group functions. Learn this and more through hands-on exercises.
Цели
Course objectivies
Identify the major structural components of the Oracle Database 12c
Create reports of aggregated data
Write SELECT statements that include queries
Retrieve row and column data from tables
Run data manipulation statements (DML) in Oracle Database 12c
Create tables to store data
Utilize views to display data
Control database access to specific objects
Manage schema objects
Display data from multiple tables using the ANSI SQL 99 JOIN syntax
Manage objects with data dictionary views
Write multiple-column sub-queries
Employ SQL functions to retrieve customized data
Use scalar and correlated sub-queries
Create reports of sorted and restricted data
Требования
Required
Data processing
Familiarity with data processing concepts and techniques
Программа курса
Course Topics
Introduction
Working with Oracle Cloud Exadata Express Cloud Service
Retrieving Data using the SQL SELECT Statement
Restricting and Sorting Data
Using Single-Row Functions to Customize Output
Using Conversion Functions and Conditional Expressions
Reporting Aggregated Data Using the Group Functions