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The LIKE operator is used in conjunction with SQL Wildcards to fetch the required information. The list of questions within each pdf is further sorted by their frequency, so the most popular question for a specific company is at the top.

All SQL questions can be boiled down to these 3 types: Type 1: Select all.

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Data Structure is a way of collecting and organising data in such a way that we can perform operations on these data in an effective way.

StrataScratch is a community-driven platform for data scientists with exercises, resources, and guidance to help prepare you for your next interview, simply improve your analytical skills, or guide you to a successful career. I attempted all questions in 25 days to corroborate my knowledge in SQL. Leetcode sql pdf rustgym - Leetcode Solutions in Rust, Advent of Code Solutions in Rust and more.