Comprendere i concetti di base dei database relazionali.
Creare report di dati ordinati e limitati.
Eseguire le istruzioni di manipolazione dei dati (DML).
Controllare l'accesso al database per oggetti specifici.
Gestire gli oggetti dello schema.
Gestire gli oggetti con data dictionary views.
Recuperare righe e colonne di dati dalle tabelle.
Controllare i diritti a livello di oggetto e di sistema.
Creare indici e constraints; modificare gli oggetti dello schema esistenti.
Creare e interrogare tabelle esterne.
Capacità di elaborazione dati
Familiarità con i concetti e le tecniche di elaborazione dei dati
Introduction
Course Objectives, Course Agenda and Appendixes Used in this Course
Overview of Oracle Database 12c and Related Products
Overview of relational database management concepts and terminologies
Introduction to SQL and its development environments
What is Oracle SQL Developer?
Starting SQL*Plus from Oracle SQL Developer
The Human Resource(HR) Schema
Tables used in the Course
Retrieving Data using the SQL SELECT Statement
Capabilities of the SELECT statement
Arithmetic expressions and NULL values in the SELECT statement
Column aliases
Use of concatenation operator, literal character strings, alternative quote operator, and the DISTINCT keyword
Use of the DESCRIBE command
Restricting and Sorting Data
Limiting the Rows
Rules of precedence for operators in an expression
Substitution Variables
Using the DEFINE and VERIFY command
Using Single-Row Functions to Customize Output
Describe the differences between single row and multiple row functions
Manipulate strings with character function in the SELECT and WHERE clauses
Manipulate numbers with the ROUND, TRUNC and MOD functions
Perform arithmetic with date data
Manipulate dates with the date functions
Using Conversion Functions and Conditional Expressions
Describe implicit and explicit data type conversion
Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
Nest multiple functions
Apply the NVL, NULLIF, and COALESCE functions to data
Use conditional IF THEN ELSE logic in a SELECT statement
Reporting Aggregated Data Using the Group Functions
Group Functions
Creating Groups of Data
Restricting Group Results
Displaying Data From Multiple Tables Using Joins
Introduction to JOINS
Types of Joins
Natural join
Self-join
Non equijoins
OUTER join
Using Subqueries to Solve Queries
Introduction to Subqueries
Single Row Subqueries
Multiple Row Subqueries
Using the SET Operators
Set Operators
UNION and UNION ALL operator
INTERSECT operator
MINUS operator
Matching the SELECT statements
Using ORDER BY clause in set operations
Managing Tables using DML statements
Data Manipulation Language
Database Transactions
Introduction to Data Definition Language
Data Definition Language