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authorudovichenko-r <udovichenko-r@yandex-team.com>2024-11-19 14:11:52 +0300
committerudovichenko-r <udovichenko-r@yandex-team.com>2024-11-19 14:22:01 +0300
commit72b3cd51dc3fb9d16975d353ea82fd85701393cc (patch)
tree318141940b8bf6bdb37ad6154e745e2ebfe3613f /yql/essentials/tests/postgresql/cases/functional_deps.sql
parent223625eed56ec3e2808c010eac46dba1c9a64d13 (diff)
downloadydb-72b3cd51dc3fb9d16975d353ea82fd85701393cc.tar.gz
YQL-19206 Move contrib/ydb/library/yql/tests/postgresql -> yql/essentials/tests/postgresql
commit_hash:46fdf59714b20cf2b61233a06e58365227d3c8b2
Diffstat (limited to 'yql/essentials/tests/postgresql/cases/functional_deps.sql')
-rw-r--r--yql/essentials/tests/postgresql/cases/functional_deps.sql42
1 files changed, 42 insertions, 0 deletions
diff --git a/yql/essentials/tests/postgresql/cases/functional_deps.sql b/yql/essentials/tests/postgresql/cases/functional_deps.sql
new file mode 100644
index 0000000000..4c8da83ef8
--- /dev/null
+++ b/yql/essentials/tests/postgresql/cases/functional_deps.sql
@@ -0,0 +1,42 @@
+-- from http://www.depesz.com/index.php/2010/04/19/getting-unique-elements/
+CREATE TEMP TABLE articles (
+ id int CONSTRAINT articles_pkey PRIMARY KEY,
+ keywords text,
+ title text UNIQUE NOT NULL,
+ body text UNIQUE,
+ created date
+);
+CREATE TEMP TABLE articles_in_category (
+ article_id int,
+ category_id int,
+ changed date,
+ PRIMARY KEY (article_id, category_id)
+);
+-- example from documentation
+CREATE TEMP TABLE products (product_id int, name text, price numeric);
+CREATE TEMP TABLE sales (product_id int, units int);
+-- Drupal example, http://drupal.org/node/555530
+CREATE TEMP TABLE node (
+ nid SERIAL,
+ vid integer NOT NULL default '0',
+ type varchar(32) NOT NULL default '',
+ title varchar(128) NOT NULL default '',
+ uid integer NOT NULL default '0',
+ status integer NOT NULL default '1',
+ created integer NOT NULL default '0',
+ -- snip
+ PRIMARY KEY (nid, vid)
+);
+CREATE TEMP TABLE users (
+ uid integer NOT NULL default '0',
+ name varchar(60) NOT NULL default '',
+ pass varchar(32) NOT NULL default '',
+ -- snip
+ PRIMARY KEY (uid),
+ UNIQUE (name)
+);
+-- OK
+SELECT u.uid, u.name FROM node n
+INNER JOIN users u ON u.uid = n.uid
+WHERE n.type = 'blog' AND n.status = 1
+GROUP BY u.uid, u.name;