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Duration 14 hours
Course Outline
RDBMS (Relational DataBase Management System)
Relational Operators
SQL as a Declarative Language
SQL Syntax
SQL Sublanguages: DQL, DML, DDL, and DCL
In-Depth Exploration of DQL (Data Query Language)
- SELECT statement
- Column aliases
- Table aliases
- Date data types and functions
- Aggregate functions
- Combining tables
- JOIN statement
- UNION operator
- Subqueries
- Correlated subqueries
Overview of DML (Data Manipulation Language)
- Adding records (INSERT)
- Adding records via subqueries
- Modifying records (UPDATE)
- Removing records (DELETE)
Overview of DDL (Data Definition Language)
- Managing objects: create, modify, and drop (CREATE, ALTER, DROP)
- Creating tables from query results (CREATE TABLE ... AS SELECT...)
Understanding CONSTRAINTS
- NULL vs. NOT NULL
- CONSTRAINT statement
- ENUM data type
- SET data type
- PRIMARY KEY
- UNIQUE constraint
- FOREIGN KEY
- DEFAULT clause
Transactions Overview
- Committing changes (COMMIT)
- Reverting changes (ROLLBACK)
- Setting checkpoints (SAVEPOINT)
- Implicit vs. explicit rollback and commit behaviors
SQL Dialects Overview
- MySQL
- Microsoft Access and SQL Server
- Oracle and PostgreSQL
Requirements
Familiarity with basic computer operations.
Testimonials (7)
It was very interactive and it kept us interested.
Raluca Alexandra PUNGA
Course - SQL Fundamentals
The way in which it was organized on virtual machines, easily accessed by the trainer
Alexandru Tudorache
Course - SQL Fundamentals
Providing information and knowledge of the training topic
Patryk Pietrzyk - Nacomi Group
Course - SQL Fundamentals
Learned new things and advanced myself with knowledge
Todor - MYPOS TECHNOLOGIES
Course - SQL Fundamentals
I like this training because it was interactive
Amalia - Banca Transilvania
Course - SQL Fundamentals
style, knowledge
Cristina - Banca Transilvania
Course - SQL Fundamentals
He had a lot of patience with all the students.
