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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;
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