Thank you for sending your enquiry! One of our team members will contact you shortly.
Thank you for sending your booking! One of our team members will contact you shortly.
Course Outline
Relational Database Models
- Understanding the structure of a relational database
- Relational operators
Data Retrieval
- Guidelines for writing SQL queries
- Syntax for the SELECT statement
- Selecting all columns
- Queries involving arithmetic operations
- Column aliases
- Literals
- Concatenation
Filtering Results
- Using the WHERE clause
- Comparison operators
- The LIKE condition
- The BETWEEN ... AND condition
- The IS NULL condition
- The IN condition
- Logical operators
- Combining multiple conditions in the WHERE clause
- Operator precedence
- The DISTINCT clause
Sorting Data
- Using the ORDER BY clause
- Sorting by multiple columns or expressions
SQL Functions
- Differences between single-row and multi-row functions
- Text, numeric, and date functions
- Conversion functions
- Nesting functions
- Handling NULL values
Aggregating Data Using Grouping Functions
- Understanding grouping functions
- How grouping functions handle NULL values
- Creating data groups - the GROUP BY clause
- Grouping by multiple columns
- Filtering aggregated results - the HAVING clause
Retrieving Data from Multiple Tables
- Types of joins
- Table aliases
- Performing joins within the WHERE clause
- INNER JOIN
- Outer joins: LEFT and RIGHT
- Cartesian products
Subqueries
- Placing subqueries within the SELECT command
- Single-row and multi-row subqueries
- Operators for single-row subqueries
- Operators for multi-row subqueries: IN, ALL, ANY
Set Operators
- UNION operator
- INTERSECT operator
- EXCEPT operator
Inserting, Updating, and Deleting Data
- INSERT command
- UPDATE command
- DELETE command
Transactions
Requirements
- General computer literacy
- Familiarity with any operating system
14 Hours
Testimonials (3)
It was very interactive and it kept us interested.
Raluca Alexandra PUNGA
Course - SQL Fundamentals
Small group, in-person for 3 days,
Annina - Ricardo AG
Course - SQL: Basics to Intermediate
I liked the pace of the training and the level of interaction. All participants were encouraged to actively partake in discussions around exercise solutions, etc.
