/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 vote171 views1 answer
Get number of table colums in sql query
SQL
3 votes202 views3 answers
Postgresql random number
SQL
8 votes196 views1 answer
Oracle create datafile
SQL
0 vote185 views1 answer
Google cloud sql postgres url example
SQL
1 vote201 views1 answer
Generate random data postgresql
SQL
1 vote183 views1 answer
How to see all table partition in oracle
SQL
4 votes197 views1 answer
Mysql query first character
SQL
0 vote191 views1 answer
Aktor yang pernah terlibat di film bergenre Aksi di sql
SQL
0 vote190 views1 answer
Call function sql oracle
SQL
0 vote213 views1 answer
Postgres change the name of schema
SQL