/SQL/Select a row include list of array with join two table SQL

Select a row include list of array with join two table SQL

SELECT e.aid, e.actors, a.act_names, e.benefactors, b.ben_names
FROM   eg_assoc e
, LATERAL (
   SELECT ARRAY( SELECT name
                 FROM   generate_subscripts(e.actors, 1) i
                 JOIN   eg_person p ON p.id = e.actors[i]
                 ORDER  BY i)
   ) a(act_names)
, LATERAL (
   SELECT ARRAY( SELECT name
                 FROM   generate_subscripts(e.benefactors, 1) i
                 JOIN   eg_person p ON p.id = e.benefactors[i]
                 ORDER  BY i)
   ) b(ben_names);

Source: stackoverflow.com

Select a row include list of array with join table SQL

SELECT id, i.title AS item_title, t.tag_array
FROM   items      i
JOIN  (  -- or LEFT JOIN ?
   SELECT it.item_id AS id, array_agg(t.title) AS tag_array
   FROM   items_tags it
   JOIN   tags       t  ON t.id = it.tag_id
   GROUP  BY it.item_id
   ) t USING (id);

Source: dba.stackexchange.com

Similar codes

0 vote296 views1 answer
Inserting values with beekeeper get error null value in column createdAt violates not-null constraint
SQL
10 votes301 views2 answers
Mysql drop database if exists
SQL
1 vote590 views1 answer
Athena query timestamp greater than
SQL
0 vote308 views1 answer
How can I tell how many Cores SQL Server is actually using?
SQL
0 vote274 views1 answer
Get record which is available in one table but not in another mysql
SQL
0 vote291 views2 answers
.... ERROR! The server quit without updating PID file mysql centos
SQL
0 vote282 views1 answer
Executescalar in sql server
SQL
0 vote270 views1 answer
Using GROUP BY in MySQL Join Table
SQL
0 vote270 views4 answers
Mysql replace regex
SQL
0 vote277 views1 answer
Sql trigger to call stored procedure with parameters
SQL