window-functions Examples and Free Source Code

How to calculate moving median with percentile_disc() and window?...

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Values based on preceding rows: when x>2 then repeat 1, when x=0 for 3 consecutive rows then repe...

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How to get previous record by date in case of no match in a join condition...

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PostgresSql backfill data if doesn't exist for a start period...

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T-SQL MAX Window Function not working as expected...

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How to compare the current row to the rest of the rows in an analytical SQL...

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Cumulative Sum with Difference from next row...

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SQL Query group by to find EffectiveFrom and EffectiveTo Dates for repeating key value pair...

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Aggregation in Polars window functions - how to select the top value based on an aggregation from ot...

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How to fetch a single merged row which contains the filtered value from conditions applied on a driv...

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Rank calculation only for valid date using RANK/DENSE_RANK using case statement...

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Fill nulls in Python Polars lazyframe by groups, conditional on the number of unique values in each ...

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Why are two different window functions giving different sorted results?...

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last_value() sql window function using RANGE...

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I can't combine adjacent periods in a query...

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In Postgres, how can I average the latest 5 scores per user?...

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Postgresql substract two columns and substract remainder from next row...

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RANGE clause for window function to get the previous sum...

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How to end window function SQL after a certain row with condition in a title...

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Find movies with highest number of awards in certain year - code duplication...

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Populate the last no null value to the next null rows until the next available non null value in Hiv...

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How to calculate a user's daily streak?...

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SQL: CAST combined with window function causes syntax error...

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Cumulative Distribution Window Function in Big Query...

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How to use first_value() window function to get last non null value?...

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How to pass through window function barier for PostgreSQL database?...

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How to implement a recursive calculation on the same column?...

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I'm trying to use Sum() over(partition by ) to find the difference between two groups of numbers...

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Is this a bug with LEAD() IGNORE NULLS?...

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COUNT(*) OVER(ORDER BY...) - the result of this window function is counterintuitive...

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