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Postgres FD Implementation
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Abuhujair Javed
Postgres FD Implementation
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dbca3702
Commit
dbca3702
authored
Jun 25, 2003
by
Bruce Momjian
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src/test/regress/expected/inherit.out
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src/test/regress/expected/inherit.out
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dbca3702
...
@@ -570,46 +570,3 @@ SELECT relname, bar.* FROM bar, pg_class where bar.tableoid = pg_class.oid;
...
@@ -570,46 +570,3 @@ SELECT relname, bar.* FROM bar, pg_class where bar.tableoid = pg_class.oid;
bar2 | 3 | 103
bar2 | 3 | 103
(8 rows)
(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)
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