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Select a column and then apply JSONB_ARRAY_ELEMENTS to it

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Subject: Select a column and then apply JSONB_ARRAY_ELEMENTS to it
From: "David G. Johnston" <david.g.johnston@xxxxxxxxx>
Date: Sat, 9 Jan 2021 07:49:04 -0700
Cc: pgsql-general <pgsql-general@xxxxxxxxxxxxxx>
In-reply-to: <CAADeyWi4TaxUfzKYLmMXAiqY5db-ZUzec=r8f64Nn_m4FN4YHw@mail.gmail.com>
References: <CAADeyWi4TaxUfzKYLmMXAiqY5db-ZUzec=r8f64Nn_m4FN4YHw@mail.gmail.com>

On Saturday, January 9, 2021, Alexander Farber <alexander.farber@xxxxxxxxx> wrote:

BEGIN
FOR _tile IN SELECT * FROM JSONB_ARRAY_ELEMENTS(SELECT tiles FROM words_moves WHERE mid = in_mid)

Subqueries must be enclosed in parentheses. The parentheses that are part of the function call do not count.

David J.

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