Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
A
A
A
create table test(date date, balance int);
insert into test(date, balance) values('2023-01-01', 300),
('2023-01-02', -200),
('2023-01-03', -60),
('2023-01-04', 50),
('2023-01-05', -100),
('2023-01-01', -200),
('2023-01-05', 200),
('2023-01-06', -100),
('2023-01-07', -100),
('2023-01-08', -100);
WITH cte AS (
SELECT SUM(CASE WHEN balance < 0 THEN 0 ELSE 1 END)
OVER (ORDER BY date) grp
FROM test
)
SELECT COUNT(*) - 1 max_cnt
FROM cte
GROUP BY grp
ORDER BY 1 DESC LIMIT 1;
Stuck with a problem? Got Error? Ask AI support!
© 2025 Free Online MariaDB 10 Playground: Practice & Master SQL Skills |
About project |
Privacy Policy and Disclaimer
The site powered by:
PHP versions: PHP 7.4, PHP 8.0, PHP 8.1, PHP 8.2, PHP 8.3, PHP 8.4
RDBMS versions: MySQL 8.0, MySQL 8.0 Sakila (ReadOnly), MySQL 9.3.0, MariaDB 11.4, MariaDB 11.8, MariaDB 11.8 OpenFlights (ReadOnly), MariaDB 10, MariaDB 10 Sakila (ReadOnly), SQLite 3, SQLite 3 Preloaded, PostgreSQL 10 Bookings (ReadOnly), PostgreSQL 13, PostgreSQL 14, PostgreSQL 15, PostgreSQL 16, PostgreSQL 17 + PostGIS, PostgreSQL 17 + PostGIS WorkShop (ReadOnly), 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), Firebird 5.0, RedDatabase 5.0, Oracle Database 19c (HR), Oracle Database 21c, Oracle Database 23c Free, SOQOL, ClickHouse
RDBMS versions: MySQL 8.0, MySQL 8.0 Sakila (ReadOnly), MySQL 9.3.0, MariaDB 11.4, MariaDB 11.8, MariaDB 11.8 OpenFlights (ReadOnly), MariaDB 10, MariaDB 10 Sakila (ReadOnly), SQLite 3, SQLite 3 Preloaded, PostgreSQL 10 Bookings (ReadOnly), PostgreSQL 13, PostgreSQL 14, PostgreSQL 15, PostgreSQL 16, PostgreSQL 17 + PostGIS, PostgreSQL 17 + PostGIS WorkShop (ReadOnly), 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), Firebird 5.0, RedDatabase 5.0, Oracle Database 19c (HR), Oracle Database 21c, Oracle Database 23c Free, SOQOL, ClickHouse