Getting ready for a SQL interview can feel like a big task. There are so many things to know, and interviewers love to ask about them! This guide is here to help. We’ve gathered some of the most ...
Google Research on November 7, 2025, introduced a new machine learning paradigm called Nested Learning, designed to solve catastrophic forgetting in AI models. This long-standing problem causes models ...
from sqlglot import parse_one sql='''SELECT 1 FROM ( SELECT 1 ) AS t1( c ), (SELECT (SELECT 1 FROM (FROM ( SELECT 1 ) AS t2( c ), (SELECT t2.c AS c0, t1.c AS c1 ...
If you fail to enable nested virtualization or the Enable Nested VT-x/AMD-V option is grayed out in VirtualBox, here is how you fix the problem in Windows 11/10 PC ...
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: Nowadays, the size of database of any business organization is increasing and many of the companies are shifted the old structured database into the object oriented database. Due to increase ...
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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