SQLize Online / PHPize Online  /  SQLtest Online

A A A
Share      Blog   Popular
Copy Format Clear
/*select avg(days_between_rentals) avg_days_between_rentals from (*/ select tab.* ,case when return_date is nul then 0 else datediff(ld, return_date) end days_between_rentals from ( select inventory_id ,rental_date ,return_date ,case when lead(rental_date) over(partition by inventory_id order by rental_date) is null then last_update else lead(rental_date) over(partition by inventory_id order by rental_date) end next_rental_date from rental ) tab /*where ld is not null /*) t2

Stuck with a problem? Got Error? Ask ChatGPT!

Copy Clear
Like the site? Share it!
Have a questions? Ask in our telegram chat!
© 2025 Free Online MySQL 8.0 Sakila (ReadOnly) Playground: Practice & Master SQL Skills | About project | Disclaimer
PHP versions: PHP 5.6, PHP 7.4, PHP 8.0, PHP 8.1, PHP 8.2.13
RDBMS versions: 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, SOQOL