Abstract: SQL query optimization aims to choose an optimal Query Execution Plan (QEP) for a query. The existing optimizers usually choose the plan with the minimal execution cost. However, in some ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The goal of Hibernate and JPA is to hide the complexity of SQL and relational databases from the ...

1 Faculty of Science, Ontario Tech University, Oshawa, Canada. 2 Faculty of Business and IT, Ontario Tech University, Oshawa, Canada. 3 Legion Development Group, Oshawa, Canada. This study presents a ...

CSV stands for Comma Separated Values, a file format that allows you to easily import data from one application into another. It’s easy to export and import data with a CSV file as long as you know ...

Are you looking for a simple and effective way to analyze your data stored in CSV files? Good news! There’s a service called WhatTheDuck that allows you to execute SQL queries directly on your CSVs, ...

Abstract: Natural language processing and computer science researchers are exploring the conversion of natural language queries into SQL to bridge the gap between humans and machines. This process ...

Script that reads a CSV file and constructs a SQL query string that inserts every row of this file into an SQL database -- you can also connect to an PostgreSQL database (by default) and actually run ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...