MongoDB and PostgreSQL are the most popular open-source databases that almost all companies use. This blog will see a detailed comparison between MongoDB vs PostgreSQL.

SQL Injection is a technique that results in unauthorized SQL commands being executed against your database. SQL injection usually occurs due to taking user input and concatenating it with hard-coded SQL statements that form part of an application's code base. The user input has been explicitly crafted to alter the SQL that the program's designer intended to execute.