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
Introduction to SQL
- What is SQL?
- Understanding relational databases
- Database engines and tools
Basic Data Retrieval
- SELECT statements
- Filtering with WHERE
- Sorting with ORDER BY
Working with Columns and Rows
- Using DISTINCT
- Column aliases
- Limiting results
Filtering and Comparison
- Comparison operators
- BETWEEN, IN, LIKE
- Logical operators (AND, OR, NOT)
Aggregating and Grouping Data
- COUNT, SUM, AVG, MIN, MAX
- GROUP BY clause
- HAVING clause
Table Joins Basics
- Understanding primary and foreign keys
- INNER JOIN
- LEFT JOIN and RIGHT JOIN
Using Subqueries
- Introduction to subqueries
- Subqueries in SELECT
- Subqueries in WHERE
Summary and Next Steps
Requirements
- An understanding of basic computer operations
- Familiarity with using spreadsheets or tabular data
- No prior programming experience required
Audience
- Business analysts
- Data entry professionals
- Anyone new to working with databases
14 Hours
Testimonials (5)
Ο Φίλιππος ήταν πολύ ευγενικός, το στυλ του να εξηγεί SQL έννοιες είναι εξαιρετικό. Μου άρεσε που μας έδωσε πληροφορίες και απαντούσε σε ερωτήσεις που δεν ήταν μέρος αυτού του μαθήματος.
Stefan
Course - SQL in SQL Server
Machine Translated
αναλυτικές συναρτήσεις
khusboo dassani - Tech Northwest Skillnet
Course - SQL Advanced
Machine Translated
Τα εκπαιδευτικά υλικά.
Mona Dobre - DB Global Technology
Course - SQL Advanced level for Analysts
Machine Translated
Η μέθοδος διδασκαλίας του εκπαιδευτή είναι πολύ πληροφοριακή και αποτελεσματική, ειδικά στη δεύτερη μέρα όταν τα θέματα είναι λίγο πιο προχωρημένα.
Aynanie Kiram - Aarki, Inc.
Course - SQL DATABASE MANAGEMENT AND DESIGN - Bespoke
Machine Translated
Αλληλεπιδραστικά άσκησης
Matthew Viner - Thames Water Utilites Ltd
Course - Transact SQL Basic
Machine Translated
