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How to count rows by date for each of two values?

I have a large dataset in SQL Server that contains two date fields and a foreign key field (among others): I need a query that can count the number of rows for each day, but to count them for each distinct value in the type_id column. The closest I can wrap my brain around right now is returning the total

Presto – Convert Table into Map

I would like to convert the below table into a map with multiple key/value pairs label_a label_b 1 2 3 4 5 6 into {‘label_a’ -> 1, ‘label_b’ -> 2} {‘label_a’ -> 3, ‘label_b’ -> 4} {‘label_a’ -> 5, ‘label_b’ -> 6} What wo…

find the consecutive values in impala

I have a data set below with ID, Date and Value. I want to flag the ID where three consecutive days has value 0. id date value 1 8/10/2021 1 1 8/11/2021 0 1 8/12/2021 0 1 8/13/2021 0 1 8/14/2021 5 2 8/10/2021 2 2 8/11/2021 3 2 8/12/2021 0 2 8/13/2021 0 2 8/14/2021 6 3 8/10/2021 3