bar2 | 3 | 103
(8 rows)
-/* Test inheritance of structure (LIKE) */
-CREATE TABLE inhx (xx text DEFAULT 'text');
-/*
- * Test double inheritance
- *
- * Ensure that defaults are NOT included unless
- * INCLUDING DEFAULTS is specified
- */
-CREATE TABLE inhe (ee text, LIKE inhx) inherits (b);
-INSERT INTO inhe VALUES ('ee-col1', 'ee-col2', DEFAULT, 'ee-col4');
-SELECT * FROM inhe; /* Columns aa, bb, xx value NULL, ee */
- aa | bb | ee | xx
----------+---------+----+---------
- ee-col1 | ee-col2 | | ee-col4
-(1 row)
-
-SELECT * FROM inhx; /* Empty set since LIKE inherits structure only */
- xx
-----
-(0 rows)
-
-SELECT * FROM b; /* Has ee entry */
- aa | bb
----------+---------
- ee-col1 | ee-col2
-(1 row)
-
-SELECT * FROM a; /* Has ee entry */
- aa
----------
- ee-col1
-(1 row)
-
-CREATE TABLE inhf (LIKE inhx, LIKE inhx); /* Throw error */
-ERROR: CREATE TABLE: attribute "xx" duplicated
-CREATE TABLE inhf (LIKE inhx INCLUDING DEFAULTS);
-INSERT INTO inhf DEFAULT VALUES;
-SELECT * FROM inhf; /* Single entry with value 'text' */
- xx
-------
- text
-(1 row)
-