Online Oracle Database 19c (HR) Playground — run SQL queries in your browser
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Free Online Oracle Database 19c (HR) Playground
Current database engine: Oracle Database 19c (HR) (oracle19hr)
SQLize is a browser-based Oracle Database 19c (HR) SQL editor and query runner for fast testing, debugging, formatting, and sharing. It is useful for interview tasks, migration checks, analytics validation, and learning SQL in a real execution environment.
Teams across the US, UK, Canada, Germany, India, Singapore, and Brazil use SQLize to run Oracle Database 19c (HR) queries online without local setup. If you need a fast SQL sandbox with shareable links for remote collaboration, this playground is built for that workflow.
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RDBMS versions: MySQL 8.0, MySQL 8.0 Sakila (ReadOnly), MySQL 8.4, MySQL 9.7, MySQL 9.7 Sakila (ReadOnly), MariaDB 10, MariaDB 10 Sakila (ReadOnly), MariaDB 11.4, MariaDB 11.8, MariaDB 11.8 UniversityDB (ReadOnly), MariaDB 12.3, SQLite 3, SQLite 3 Preloaded, PostgreSQL 15, PostgreSQL 16, PostgreSQL 17 + PostGIS, PostgreSQL 17 + PostGIS WorkShop (ReadOnly), PostgreSQL 18, PostgreSQL 18 Bookings (ReadOnly), MS SQL Server 2017, MS SQL Server 2019, MS SQL Server 2022, MS SQL Server 2022 AdventureWorks (ReadOnly), MS SQL Server 2025, Firebird 4.0, Firebird 4.0 (Employee), Firebird 5.0, RedDatabase 5.0, RedDatabase 5.0 Marketplace (ReadOnly), Oracle Database 19c (HR), Oracle Database 21c, Oracle Database 26ai, Oracle Database 26ai HR (ReadOnly), DuckDB 1.5, DuckDB 1.5 Preloaded (NYC Taxi), ClickHouse
RDBMS versions: MySQL 8.0, MySQL 8.0 Sakila (ReadOnly), MySQL 8.4, MySQL 9.7, MySQL 9.7 Sakila (ReadOnly), MariaDB 10, MariaDB 10 Sakila (ReadOnly), MariaDB 11.4, MariaDB 11.8, MariaDB 11.8 UniversityDB (ReadOnly), MariaDB 12.3, SQLite 3, SQLite 3 Preloaded, PostgreSQL 15, PostgreSQL 16, PostgreSQL 17 + PostGIS, PostgreSQL 17 + PostGIS WorkShop (ReadOnly), PostgreSQL 18, PostgreSQL 18 Bookings (ReadOnly), MS SQL Server 2017, MS SQL Server 2019, MS SQL Server 2022, MS SQL Server 2022 AdventureWorks (ReadOnly), MS SQL Server 2025, Firebird 4.0, Firebird 4.0 (Employee), Firebird 5.0, RedDatabase 5.0, RedDatabase 5.0 Marketplace (ReadOnly), Oracle Database 19c (HR), Oracle Database 21c, Oracle Database 26ai, Oracle Database 26ai HR (ReadOnly), DuckDB 1.5, DuckDB 1.5 Preloaded (NYC Taxi), ClickHouse