Postgres function return table with extra column

DND answered on March 3, 2023 Popularity 1/10 Helpfulness 1/10

answer Postgres function return table with extra column

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Postgres function return table with extra column

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CREATE OR REPLACE FUNCTION public.sp_user_get_credentials_by_email(email_address varchar)
  RETURNS TABLE (credential_id integer
               , user_id integer
               , password_hash varchar
               , password_salt varchar
               , created_at timestamp
               , last_updated_at timestamp
               , logical_value_return smallint) AS
$func$
DECLARE
   sproc_logical_value_return SMALLINT := 2;  -- you can assign at declaration time
BEGIN
   RETURN QUERY
      SELECT uc.credential_id,
             uc.user_id,
             uc.password_hash,
             uc.password_salt,
             uc.created_at,
             uc.last_updated_at
             sproc_logical_value_return  -- just put it in the SELECT list
      FROM   myapp_users_credentials 					AS uc
      		JOIN   myapp_contacts_assoc    				AS ca
            	ON 		ca.user_id 		= uc.user_id      
                	AND uc.expired_at 	IS NULL
     	 	JOIN   myapp_contacts          				AS c
            	ON 		c.contact_id 	= ca.contact_id
                	AND uc.expired_at 	IS NULL
      WHERE  
      		c.value = $1
      AND   c.type  = 1
      AND   c.is_primary = 1
      LIMIT  1;

   IF NOT FOUND THEN
      RAISE EXCEPTION 'Credentials not found';
   END IF;
END
$func$  LANGUAGE plpgsql ROWS 1;

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Source: dba.stackexchange.com

Tags: extra return sql

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Contributed on Mar 03 2023

DND

0 Answers Avg Quality 2/10

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Postgres function return table with extra column

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CREATE OR REPLACE FUNCTION public.sp_user_get_credentials_by_email(
                 IN  email_address varchar
               , OUT credential_id integer
               , OUT user_id integer
               , OUT password_hash varchar
               , OUT password_salt varchar
               , OUT created_at timestamp
               , OUT last_updated_at timestamp
               , OUT logical_value_return smallint) AS
$func$
BEGIN

   logical_value_return := 2;  -- assign separately or with SELECT list

   SELECT uc.credential_id, uc.user_id, uc.password_hash, uc.password_salt, uc.created_at, uc.last_updated_at
   INTO      credential_id,    user_id,    password_hash,    password_salt,    created_at,    last_updated_at
   FROM   myapp_users_credentials uc
   JOIN   myapp_contacts_assoc    ca ON ca.user_id = uc.user_id      AND uc.expired_at IS NULL
   JOIN   myapp_contacts          c  ON c.contact_id = ca.contact_id AND uc.expired_at IS NULL
   WHERE  c.value = $1
   AND    c.type = 1
   AND    c.is_primary = 1
   LIMIT  1;

   IF NOT FOUND THEN
      RAISE EXCEPTION 'Credentials not found';
   END IF;

END
$func$  LANGUAGE plpgsql;

Popularity 1/10 Helpfulness 1/10 Language sql

Source: dba.stackexchange.com

Tags: extra return sql

Link to this answer
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Contributed on Mar 03 2023

DND

0 Answers Avg Quality 2/10

Postgres function return table with extra column

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