Course Outline
Relational Database Models
- The architecture of a relational database
- Types of table connections
- Database normalization and denormalization
- Relational Database Management Systems (RDBMS)
Relational Operators
Characteristics of the declarative SQL language, division of SQL syntax into DQL, DML, DDL, and DCL. Overview of the Data Query Language (DQL).
- SELECT queries
- Using aliases for columns and tables
- Handling date data (DATE types, display functions, formatting)
- Grouping features
- Joining inner and outer tables
- The UNION operator
- Nested subqueries (in the WHERE clause, table aliases, column references)
- Correlated subqueries
Data Modification Language (DML)
- Inserting rows (INSERT statement)
- Inserting data via a query
- Updating rows (UPDATE)
- Removing rows (DELETE)
Data Definition Language (DDL)
- Creating, altering ownership, and dropping tables (CREATE, ALTER, DROP). Creating tables from a query result (CREATE TABLE ... AS SELECT ...)
Constraints
- NULL and NOT NULL options
- The 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
Requirements
- Computer literacy
- Basic knowledge of an 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
