/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

1 vote220 views1 answer
Mysql find tables with column name
SQL
0 vote220 views1 answer
How to to get time in sql
SQL
13 votes256 views3 answers
Sql online code
SQL
0 vote209 views2 answers
Advantages of stored procedures sql
SQL
3 votes206 views1 answer
Insert into table from another table mysql
SQL
0 vote205 views3 answers
Mysql delete if not in another table
SQL
0 vote216 views1 answer
Create dump file mysql workbench
SQL
0 vote200 views1 answer
Delete data from database sqlite android
SQL
3 votes274 views2 answers
Find string in stored procedure sql server
SQL
1 vote216 views1 answer
Postgresql contains
SQL