Course Outline
Relational Database Models
- Structure of a relational database
- Types of table relationships
- Database normalization and denormalization
- Relational Database Management System (RDBMS)
Relational Operators
Characteristics of the declarative SQL language, including syntax division into DQL, DML, DDL, and DCL. Focus on Data Query Language (DQL)
- SELECT queries
- Column and table aliases
- Date functions (DATE types, display functions, formatting)
- Grouping features
- Combining internal and external tables
- The UNION operator
- Nested subqueries (the WHERE clause, table names, column names)
- Correlated subqueries
Data Modification Language
- Inserting rows (INSERT clause)
- Inserting data via query
- Updating rows (UPDATE)
- Removing rows (DELETE)
Data Definition Language
- Creating, changing ownership, and removing tables (CREATE, ALTER, DROP); creating tables using SELECT (CREATE TABLE ... AS SELECT ...)
CONSTRAINTS
- NULL and NOT NULL options
- CONSTRAINT clause
- PRIMARY KEY condition
- UNIQUE condition
- FOREIGN KEY condition
- DEFAULT clause
Transactions
- COMMIT, ROLLBACK, and SAVEPOINT commands
Data Control Language (DCL)
- Granting and revoking permissions (GRANT, REVOKE)
- Roles
- Creating users
- Sequences
- Synonyms
- Views (perspectives)
Requirements
- Basic computer skills
- Familiarity with any operating system
Testimonials (7)
I found his methods very informative
Adnan - Computerbits
Course - Oracle SQL Language
Trainer being really "relaxed" and "easy going". A lot of exercises that helped with understanding all subjects covered in the course. Also, all questions asked were answered with examples!
Karol J. - Computerbits
Course - Oracle SQL Language
The way Lucasz was explaining things.
Matija - Computerbits
Course - Oracle SQL Language
Luke was opened to answer any question and explain multiple times until everyone understood the exercises.
Alexandra Popa - OTP BANK ROMANIA S.A.
Course - Oracle SQL Language
The exercises and the trainer :)
Eliza Ciobanu - OTP BANK ROMANIA S.A.
Course - Oracle SQL Language
The training was applied, with many exercises, exactly as we wanted.
Lorena Anton - OTP BANK ROMANIA S.A.
Course - Oracle SQL Language
Exercises from the day 2
