Difference Between MySQL and PL SQL — SQL Technical Interview Questions & Answers

Difference Between MySQL and PL SQL

Difference Between MySQL and PL SQL

  • SQL is the language (SELECT, INSERT). MySQL is one database product that speaks SQL. Saying ‘I know SQL’ is not the same as ‘I administered MySQL users and dumps’.
  • You can know SQL and work in Postgres. You can use MySQL and still write bad SQL. Learn both: language + this engine’s types, LIMIT, backticks, AUTO_INCREMENT.
  • Trap: using them as synonyms in a strict viva.
  • On the example next to this theory: Difference Between MySQL and PL SQL — wHERE combines predicates with AND/OR; LIKE does pattern match.

Technical Interview Tip: SQL language, MySQL product. Postgres also speaks SQL.

Code Examples for Difference Between MySQL and PL SQL

Difference Between MySQL and PL SQL — sample query

CREATE TABLE products (id INTEGER PRIMARY KEY, name TEXT, price REAL);
INSERT INTO products VALUES (1, 'Pen', 10), (2, 'Book', 200), (3, 'Bag', 50);
SELECT * FROM products
WHERE price BETWEEN 20 AND 150 AND name LIKE 'B%';

Difference Between MySQL and PL SQL — wHERE combines predicates with AND/OR; LIKE does pattern match.

How to Explain Difference Between MySQL and PL SQL to an Interviewer

SQL vs MySQL?

Language vs software Postgres also uses SQL