Learn advanced SQL, starting with SQL basics, data types, JSON/XML, and spatial data, and covering advanced techniques for dynamic and efficient database management.

Learning Advanced Concepts of SQL using MySQL - I.png

docker.tar.gz

MySQL Server

MySQL-Server-Code-Widget

MySQL-Server-SPA-Widget

MySQL-with-my-config-SPA-widget

MySQL Server (with Timezones)

MySQL-with-my-config-SPA-widget-copy

Dive into MySQL, a powerful database system for developers handling complex data structures. Learning MySQL equips you with skills for diverse applications, from web development to advanced data analysis, enhancing your ability to manage and manipulate data efficiently.

This course starts with MySQL Shell basics, leading to exploring data types and mastery of SQL statements. You will learn about user-defined variables and table expressions and delve into JSON and XML data handling. The course also covers spatial data management and advanced techniques like recursive queries and window functions. Each module builds upon the last, ensuring a comprehensive understanding of MySQL’s capabilities.

After completing this course, you will have a solid grasp of MySQL and be ready to solve intricate data problems. This expertise opens doors to advanced database roles and opportunities, elevating your career in the tech industry.

Mastering Advanced SQL Techniques with MySQL

**(Select all that apply.)** Which component(s) belong to the window specification? 

(Select all that apply.) Which component(s) belong to the window specification?

Rows with a value at most one day before the value in the current row (regarding the attribute subject to the partition order).

Rows with a value at most one day after the value in the current row (regarding the attribute subject to the partition order).

Rows with a value at most one day before or after the value in the current row (regarding the attribute subject to the partition order).

Rows with a value exactly one day before the value in the current row (regarding the attribute subject to the partition order).

What rows does the frame with the following specification include: `RANGE INTERVAL 1 DAY PRECEDING`?

What rows does the frame with the following specification include: <code>RANGE INTERVAL 1 DAY PRECEDING</code>?

`LAG()` returns the value of `number` two rows after the current row and returns 0 if there is no such row.

`LAG()` returns the value of `number` two rows prior to the current row and returns 0 if there is no such row.

`LAG()` returns the value of `number` in the current row and returns 2 if there is no such row.

`LAG()` returns the two values of `number` prior to the current row and returns 0 if there are no such rows.

What does the following window function do: `LAG(number, 2, 0)`?

What does the following window function do: <code>LAG(number, 2, 0)</code>?

The frame spans all preceding rows and the current row.

The frame spans all preceding rows, the current row, and its peers.

What is the default frame for an ordered partition if there is no frame specification given?

What is the default frame for an ordered partition if there is no frame specification given?

The value gives the fraction of rows that are lower than the value in the current row.

The value gives the fraction of rows with a value lower than the value in the current row, excluding the highest value.

The value gives the fraction of rows whose values are lower than or equal to the value in the current row, excluding the highest value.

The value gives the fraction of rows with a value lower than or equal to the value in the current row.

What is the correct interpretation of the value resulting from `PERCENT_RANK()`?

What is the correct interpretation of the value resulting from <code>PERCENT_RANK()</code>?

Test your knowledge of window functions in MySQL.

Getting Started

Data Types

SQL Statements

Flow Control Functions

String Functions

Date and Time Functions

Aggregate Functions

Window Functions

Recursion

JSON and XML

Spatial Data

Mastering Advanced SQL Techniques with MySQL

Conclusion

Quiz: Window Functions