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Telegram-канал pg_sql - PostgreSQL

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English speaking PostgreSQL public chat. This group is for discussions on PostgreSQL-related topics and strives to provide best-effort support as well.

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PostgreSQL

You saw this message, and it got you curious. Guess what? Your target audience will see your project too. Let’s pump up your shilling and throw in some sweet extras.

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PostgreSQL

Ok, thanx for answer, will look further

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PostgreSQL

Do not want self hosted one too :(

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PostgreSQL

Are their paid tiers good too? Saw neon, it easy to set

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PostgreSQL

I would not buy general purpose computing on Amazon. Makes no sense compared to providers like Hetzner where you can get much better performance for a better and more predictable price

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PostgreSQL

Can someone recomend good cloud service hosting postgres? For personal project.

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PostgreSQL

There was a python extension for that in postgresql but couldnt remembered the name.

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PostgreSQL

Hai everyone am new to this group and learning sql via postgresql...

Some one please share any datasets, questions and answer for handson experience

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PostgreSQL

hello, why BETWEEN operator is incredibly slow when using current date, when using between ‘2025-02-28’ and ‘2025-02-28’, db is dying, buffer mapping, buffer io waiting etc issues
but when change query to =‘2025-02-28’ its starts using index and everything is perfectly ok, any explanation about that?

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PostgreSQL

You may want to post some of your "doubts" first, and in what area you are looking for expertise. It's a broad field ...

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PostgreSQL

Anyone from Sybase background?

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PostgreSQL

I have a few doubts about PostgreSQL.
Could anyone who is an expert in (Telugu person ) please help me?
I am understand in easy way and comfortable to him to ask my doubts
I am willing to pay for your efforts.
Please ping me in a separate chat.

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PostgreSQL

Long answer: it depends on the kind of data, the difference might be negligible or a lot depending on various conditions. I assume DISTINCT will try to use indexes as much as possible, while row_number being a window function will work on a "rendered" result set

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PostgreSQL

Ok thanks @NickBluth

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PostgreSQL

Does anyone know about this? I also want to know please reply

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PostgreSQL

Any possibility if we can get postgres books for less cost from packetpub.com

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PostgreSQL

No idea, I don't use managed services at work but played around free tier to see how easy it is to get started.

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PostgreSQL

Yeah, we work with aws at work, do not realy prefer it

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PostgreSQL

Supabase or Neon, both are with free tiers and managed postgres.

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PostgreSQL

AWS cloud services like Rds, Aurora and Ec2 are good for hosting postgres as compared to Azure and Google and it gives "freetier" for 750* hrs valid for 12 months

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PostgreSQL

Tq for your response. Found One extension system_stats

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PostgreSQL

Is there any extension to check or track the memory usage for postgres

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PostgreSQL

Obviously, the DB uses a full table scan in your case. As using BETWEEN is generally discouraged, I assume there's not a lot of micro optimizations going into it 🤷

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PostgreSQL

Which is the best hosting provider with postgres sql support, any guidance in this regards will really be helpful ?
I already have hostinger web space but now it has started giving problems. Like down time and slow access

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PostgreSQL

I have a few doubts about PostgreSQL.
Could anyone who is an expert ,please help me?

I am willing to pay for your efforts.
Please ping me in a separate chat.

Читать полностью…

PostgreSQL

Ping me personally I am a telugu guy and I can help you

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PostgreSQL

I've tried just now using DISTINCT and ROW_NUMBER on my database, to select a number of unique IDs from a random table (Table size 816MB, Number of rows 16407327)

DISTINCT -> 0.176s
ROW_NUMBER -> 8.345s

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PostgreSQL

Distinct on vs row_number

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PostgreSQL

The question is a bit odd, tbh. The security is the same as for any other connection. It is configured in pg_hba.conf (special database replication) and on role level (REPLICATION property). You *could* make your replication terribly insecure (no TLS, trust authentication, shared role, ...), but you wouldn't.

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PostgreSQL

It's really just that.. of course you can do it in "postgres", but then you have to make sure you "closed all other doors". Having a dedicated DB means there *are* no other doors to worry about. 🤷

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