After a 2024 breakthrough album about her father’s death, the audacious Vermont singer-songwriter squares up to her mother’s living absence—and, without her, finds her own way forward. Frances’ ...
CREATE TABLE Doctors ( doctor_id INT AUTO_INCREMENT PRIMARY KEY, doctor_name VARCHAR(100) NOT NULL, specialization VARCHAR(100), phone VARCHAR(15) ); CREATE TABLE Patients ( patient_id INT ...
Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...
DuckDB is a high-performance analytical database system designed to excel in various data-intensive tasks. Focused on its speed, reliability, portability, and user-friendliness, DuckDB offers a robust ...
1️) Scalar Subquery in SELECT: SELECT e.emp_id, e.emp_name, e.salary, (SELECT ROUND(AVG(salary), 2) FROM employees WHERE dept_id = e.dept_id) AS dept_avg_salary FROM employees e; 2️) Correlated ...
Abstract: Expressing complex OLAP queries involving nested expressions using normal group-by, aggregation, and joins can be extremely difficult. We propose a technique that translates nested query ...
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