Re: Select rows when all all ids of its children records matches

From: Arup Rakshit <ar(at)zeit(dot)io>
To: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
Cc: Ron <ronljohnsonjr(at)gmail(dot)com>, "pgsql-general(at)lists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: Re: Select rows when all all ids of its children records matches
Date: 2018-09-12 15:44:27
Message-ID: EDC3D41A-E121-4245-BE30-AA017DDACA49@zeit.io
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Can you show me the SQL construction? Do I need to use `WITH`?

Thanks,

Arup Rakshit
ar(at)zeit(dot)io

> On 12-Sep-2018, at 9:13 PM, David G. Johnston <david(dot)g(dot)johnston(at)gmail(dot)com> wrote:
>
> On Wednesday, September 12, 2018, Arup Rakshit <ar(at)zeit(dot)io <mailto:ar(at)zeit(dot)io>> wrote:
> IN is OR, I want the AND logic. Select posts which has tag 1, 2 and 3 ( tag ids )
>
> Build arrays and then use the “contains” operator.
>
> David J.

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