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.

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bregman-arie /devops-exercises

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Linux, Jenkins, AWS, SRE, Prometheus, Docker, Python, Ansible, Git, Kubernetes, Terraform, OpenStack, SQL, NoSQL, Azure, GCP, DNS, Elastic, Network, Virtualization. DevOps Interview Questions

python git linux docker kubernetes aws ansible devops sql azure containers terraform openstack interview prometheus coding sre interview-questions production-engineer

UpdatedApr 24, 2025
Python

dbeaver /dbeaver

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Free universal database tool and SQL client

mysql java gui sql database nosql jdbc sqlite postgresql oracle dbeaver erd redshift db2 sqlserver

UpdatedJul 18, 2025
Java

ClickHouse /ClickHouse

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ClickHouse® is a real-time analytics database management system

rust embedded sql database big-data ai analytics cpp clickhouse dbms self-hosted distributed olap cloud-native mpp hacktoberfest lakehouse

UpdatedJul 18, 2025
C++

apache /spark

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Apache Spark - A unified analytics engine for large-scale data processing

python java r scala sql big-data spark jdbc

UpdatedJul 18, 2025
Scala

pingcap /tidb

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TiDB - the open-source, cloud-native, distributed SQL database designed for modern applications.

mysql go sql database scale serverless distributed-transactions distributed-database cloud-native tidb hacktoberfest htap mysql-compatibility

UpdatedJul 18, 2025
Go

DataExpert-io /data-engineer-handbook

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This is a repo with links to everything you'd ever want to learn about data engineering

data awesome sql bigdata dataengineering apachespark

UpdatedJul 17, 2025
Jupyter Notebook

drawdb-io /drawdb

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Free, simple, and intuitive online database diagram editor and SQL generator.

react javascript svg editor sql sql-server sqlite postgresql mariadb indexeddb erd database-schema hacktoberfest oracle-database diagram-editor tailwindcss erdiagram

UpdatedJul 16, 2025
JavaScript

directus /directus

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Star31.7k

The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.

javascript mysql api graphql cms app node typescript sql database vue sqlite postgresql mariadb data-visualization mssql directus composable headless-cms no-code

UpdatedJul 18, 2025
TypeScript

cockroachdb /cockroach

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CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.

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UpdatedJul 18, 2025
Go

duckdb /duckdb

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DuckDB is an analytical in-process SQL database management system

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UpdatedJul 18, 2025
C++

sequelize /sequelize

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Feature-rich ORM for modern Node.js and TypeScript, it supports PostgreSQL (with JSON and JSONB support), MySQL, MariaDB, SQLite, MS SQL Server, Snowflake, Oracle DB (v6), DB2 and DB2 for IBM i.