Hacker

How to Master SQL Joins - Inner, Outer, Cross, and Self-Joins With Examples

Hello there! 👋 I'm Luca, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...
IEEE

Document Similarity Self-Join with MapReduce

Abstract: Given a collection of objects, the Similarity Self-Join problem requires to discover all those pairs of objects whose similarity is above a user defined threshold. In this paper we focus on ...
GitHub

Solving 4 Tricky SQL Problems.sql

insert into students values (2,'Max Ruin','Subject1',63,1,'2022-01-02'); insert into students values (3,'Arnold','Subject1',95,1,'2022-01-02'); insert into students ...
GitHub

Horizontal Sorting in SQL .sql

INSERT INTO subscriber VALUES ('2020-4-1', 'Vibhor', 'Avinash',20); INSERT INTO subscriber VALUES ('2020-4-1', 'Avinash', 'Pawan',30); INSERT INTO subscriber VALUES ...
IEEE

GPU Accelerated Self-Join for the Distance Similarity Metric

Abstract: The self-join finds all objects in a dataset within a threshold of each other defined by a similarity metric. As such, the self-join is a building block for the field of databases and data ...