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Course Outline
RDBMS (Relational DataBase Management System)
Relational Operators
SQL as a Declarative Language
SQL Syntax
SQL Sublanguages: DQL, DML, DDL, DCL
In-Depth DQL (Data Query Language)
- The SELECT clause
- Defining column aliases
- Defining table aliases
- Date data types and functions
- Aggregate functions
- Combining tables via joins
- The JOIN clause
- The UNION operator
- Nested queries
- Correlated subqueries
Overview of DML (Data Manipulation Language)
- Inserting rows using the INSERT statement
- Inserting rows derived from a subquery
- Modifying rows with the UPDATE statement
- Removing rows via the DELETE statement
Overview of DDL (Data Definition Language)
- Managing objects: CREATE, ALTER, and DROP
- Creating tables from query results (CREATE TABLE ... AS SELECT...)
Overview of CONSTRAINTS
- NULL and NOT NULL specifications
- The CONSTRAINT clause
- ENUM data type
- SET data type
- PRIMARY KEY definitions
- UNIQUE constraints
- FOREIGN KEY constraints
- DEFAULT value clauses
Overview of Transactions
- Committing transactions (COMMIT)
- Rolling back transactions (ROLLBACK)
- Using SAVEPOINT
- Distinguishing between implicit and explicit rollbacks and commits
Overview of SQL Dialects
- MySQL
- Microsoft Access and SQL Server
- Oracle and PostgreSQL
Requirements
Familiarity with basic computer operations.
14 Hours
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.
