GitHub - vskabelkin/SQL: SQL practicies

Different SQL queries examples (including my solutions for challenges on Hackerrank.com, Datacamp.com, Codeacademy.com and others)

Name		Name	Last commit message	Last commit date
Latest commit History 19 Commits
Codeacademy.com - SQL Analyzing Business Metrics.sql		Codeacademy.com - SQL Analyzing Business Metrics.sql
Datacamp - Joining Data in PostgreSQL.sql		Datacamp - Joining Data in PostgreSQL.sql
HackerRank - 1 Basic Select.sql		HackerRank - 1 Basic Select.sql
HackerRank - 2 Advanced Select.sql		HackerRank - 2 Advanced Select.sql
README.md		README.md
countries2.zip		countries2.zip
diagrams.zip		diagrams.zip
leaders2.zip		leaders2.zip

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