SQL

SQL stands for structured query language. It uses commands such as “select”, “insert”, “update”, “delete”. Some common relational database management systems that use SQL are: Oracle, MySQL, Microsoft SQL Server, PostgreSQL, etc.

GitHub: https://github.com/topics/sql
Wikipedia: https://en.wikipedia.org/wiki/SQL
Created by: Donald D. Chamberlin, Raymond F. Boyce
Released: 1986
Related Topics: database,
Last updated: 2026-07-10 00:26:02 UTC
JSON Representation

https://github.com/dorisjin1003/sql---mysql-for-data-analytics-and-business-intelligence

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https://github.com/jm7087/snake-o-jogo-da-cobrinha-com-ranking

Snake o Jogo da Cobrinha desenvolvido em HTML, CSS, JavaScript é PHP. Essa versão salva os pontos é o nome do jogador no banco de dados Mysql, e exibe o ranking com os melhores jogadores.

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https://github.com/cpg314/sqlsonnet

Express SQL queries with a simple Jsonnet representation, which can be easily templated using the Jsonnet configuration language.

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CodeX

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Hackerrank SQL Solutions

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The SQL Basics Cheat Sheet provides you with the syntax of all basics clauses, shows you how to write different conditions, and has examples. You can download this cheat sheet as follows:

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"Comprehensive data analytics toolkit: In this Python , SQL, Excel, Jupyter and visualizations is contain for data exploration, cleaning, modeling, and insights."

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https://github.com/easonsyc/sql-study

Some codes when I study SQL.

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Vet Clinic is a relational database management web based application that tracks information about animals, their clinic visits and the details of the veterinary officers who attended to them.

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This project aims to utilise the provided database schema to create a realistic business scenario where the following information is extracted and analysed data using MySQL and Power BI.

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https://github.com/nyxflower/ladybug

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https://github.com/atymri/linqsimulator

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The repository demonstrates my ability in SQL, including ranking, common table expressions (CTEs), datetime functions, text manipulation, aggregation, NULL handling, and more.

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