Merge branch 'rightlib' into mergelibs-241120-1113

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;