postgresql - List Questions - Page 2

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Sql - Calculate occurrences and insert into json on the fly in postgres?

We need to count the occurances by date and browser using GROUP BY and COUNT(), then apply jsonb_object_agg to aggregate browser/count pairs as a JSON object using jsonb_object_agg() : select min(id)...

Tags: sql, postgresql

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Regex - Postgres find string starting with specific characters?

If the string you want ALWAYS starts with 437 and has a length of 22 you can use the following regex statement: 437................... I think you can select the result of this in postgres by: SELEC...

Tags: regex, postgresql

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Sql - Can we omit column names in GROUP BY when we JOIN two tables?

Your guess is exactly right: the PK uniquely identifies the row, and things cannot be more unique than just unique. If memid is unique, any combination of the field with any other field from that tabl...

Tags: sql, postgresql

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Sql - How to return all entries "from the current year"?

You want the "overlap" operator && for range types. To get all entries where time_range overlaps with the year 2024 in any way: SELECT time_range FROM holidays WHERE user_id = 1 AND time_range &...

Tags: sql, postgresql, range-types

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Is it possible with SQL to count all dateranges per year?

You don't seem to want a tsrange but rather a daterange. Otherwise I've kept your sample data. The series of CTE clauses are just to make it easier to read - you might want to merge some steps. CREATE...

Tags: sql, postgresql

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Postgresql - postresql installed locally and use pgadmin with docker ; can not connect to my local database?

Change your localhost to 172.17.0.1 on Linux (Your case) OBS: In some cases that will not be the default IP for Docker containers, so if that doesn't work, check your Docker IP using the following com...

Tags: postgresql, docker, pgadmin

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