complex-sql
There are 4 repositories under complex-sql topic.
vishnu-t-r/sql_solved_questions
In this repository you will find SQL queries of multi-difficulty levels that can applied on to large datasets for various business requirements.
vishnu-t-r/sql_functions_reference
This repository contains intermediate to complex sql queries which explains sql concepts. This repository can be helpful when writing queries with complex concepts and can be considered for reference. (Most queries have DDL and DML command within for practise)
dm-zhuk/goit-rdb-hw-04
Relationship Databases Topic IV DML and DDL commands. Complex SQL expressions