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SQLize.online is a free online SQL environment for quickly running, experimenting with and sharing code.
You can run your SQL code on top of the most popular RDBMS including MySQL, MariaDB, SQLite, PostgreSQL, Oracle and Microsoft SQL Server.
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CREATE TABLE t(id int PRIMARY KEY, value text); INSERT INTO t(id, value) SELECT generate_series, (generate_series % 100)::text FROM generate_series(1, 10000); CREATE INDEX ndv ON t(value, id); EXPLAIN (analyze, verbose, buffers, timing) SELECT min(id) FROM t; EXPLAIN (analyze, verbose, buffers, timing) SELECT min(id) FROM t WHERE value='48'; EXPLAIN (analyze, verbose, buffers, timing) SELECT max(id) FROM t WHERE value='6';
SQL
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MariaDB 11.4
MariaDB 11.5
MariaDB 10
MariaDB 10 Sakila (ReadOnly)
MySQL 5.7
MySQL 5.7 Sakila (ReadOnly)
MySQL 8.0
MySQL 8.0 Sakila (ReadOnly)
SQLite 3
SQLite 3 Preloaded
PostgreSQL 10 Bookings (ReadOnly)
PostgreSQL 11
PostgreSQL 12
PostgreSQL 13
PostgreSQL 14
PostgreSQL 15
MS SQL Server 2017
MS SQL Server 2019
MS SQL Server 2022
MS SQL Server 2022 AdventureWorks (ReadOnly)
Firebird 4.0
Firebird 4.0 (Employee)
Oracle Database 19c (HR)
Oracle Database 21c
Oracle Database 23c Free
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