How to exclude Saturday and Sunday using SQL query

Here are samples of Oracle SQL queries to exclude Saturday and Sunday using SQL Query. Suppose you’re querying a table to urge the info for a specific date range, and you would like to exclude the weekends. Below is an example. Exclude Weekends in Oracle SQL Using to_char(date, ‘DY’) Function The following SQL query will … Read more

What is SQL Injection Attack? Updated Guide

What is SQL Injection Attack? It is one of the most common and SQL dangerous methods hackers can use to attack websites using the SQL injection attack method. We’ll talk about how to execute and mitigate web application attacks such as SQL injection, command injection, and cross-site scripting. SQL is used to operate queries and … Read more

Why Do Relational Databases Use Primary Keys and Foreign Keys?

Why Do Relational Databases Use Primary Keys and Foreign Keys? The name says relational database. The database relationships can be defined with respect to key columns. These key columns can be identified based on cardinality. This is the reason why Relational Databases Use Primary Keys and Foreign Keys. Let us take an example of the … Read more

MySQL vs PostgreSQL vs SQL Server

MySQL versus PostgreSQL versus SQL Server and TheTop 7 Features of SQL Database. Hey everyone in this article we’ll be discussing the three most popular relational databases MySQL vs PostgreSQL vs SQL server and the Top 7 Features of SQL Database. Here we share our delivery insights in the tech industry. MySQL is a definite … Read more

PLSQL Program to find Fibonacci Series

In this article, we will see how to write PLSQL Program to find Fibonacci Series. As per the portrayal of the Fibonacci series, first, two math are 0 and 1 and each later number is the sum of the precedent two math in the series. Fibonacci series. Following are the places where we can implement … Read more