QUERY: CREATE TABLE DEFAULT_TBL (i int DEFAULT 100,
 x text DEFAULT 'vadim', f float8 DEFAULT 123.456);
QUERY: INSERT INTO DEFAULT_TBL VALUES (1, 'thomas', 57.0613);
QUERY: INSERT INTO DEFAULT_TBL VALUES (1, 'bruce');
QUERY: INSERT INTO DEFAULT_TBL (i, f) VALUES (2, 987.654);
QUERY: INSERT INTO DEFAULT_TBL (x) VALUES ('tgl');
QUERY: SELECT '' AS four, * FROM DEFAULT_TBL;
four|  i|x     |      f
----+---+------+-------
    |  1|thomas|57.0613
    |  1|bruce |123.456
    |  2|vadim |987.654
    |100|tgl   |123.456
(4 rows)

QUERY: CREATE SEQUENCE DEFAULT_SEQ;
QUERY: CREATE TABLE DEFAULTEXPR_TBL (i1 int DEFAULT 100 + (200-199) * 2,
 i2 int DEFAULT nextval('default_seq'));
QUERY: INSERT INTO DEFAULTEXPR_TBL VALUES (-1, -2);
QUERY: INSERT INTO DEFAULTEXPR_TBL (i1) VALUES (-3);
QUERY: INSERT INTO DEFAULTEXPR_TBL (i2) VALUES (-4);
QUERY: INSERT INTO DEFAULTEXPR_TBL (i2) VALUES (NULL);
QUERY: SELECT '' AS four, * FROM DEFAULTEXPR_TBL;
four| i1|i2
----+---+--
    | -1|-2
    | -3| 1
    |102|-4
    |102| 2
(4 rows)

QUERY: CREATE TABLE error_tbl (i int DEFAULT (100, ));
WARN:parser: parse error at or near ","
QUERY: CREATE TABLE error_tbl (b1 bool DEFAULT 1 < 2);
WARN:boolean expressions not supported in DEFAULT
QUERY: CREATE TABLE CHECK_TBL (x int)
 CONSTRAINT CHECK_CON CHECK (x > 3);
QUERY: INSERT INTO CHECK_TBL VALUES (5);
QUERY: INSERT INTO CHECK_TBL VALUES (4);
QUERY: INSERT INTO CHECK_TBL VALUES (3);
WARN:ExecAppend: rejected due to CHECK constraint check_con
QUERY: INSERT INTO CHECK_TBL VALUES (2);
WARN:ExecAppend: rejected due to CHECK constraint check_con
QUERY: INSERT INTO CHECK_TBL VALUES (6);
QUERY: INSERT INTO CHECK_TBL VALUES (1);
WARN:ExecAppend: rejected due to CHECK constraint check_con
QUERY: CREATE SEQUENCE CHECK_SEQ;
QUERY: CREATE TABLE CHECK2_TBL (x int, y text, z int)
 CONSTRAINT SEQUENCE_CON CHECK (x > 3 and y <> 'check failed' and x < 8);
QUERY: INSERT INTO CHECK2_TBL VALUES (4, 'check ok', -2);
QUERY: INSERT INTO CHECK2_TBL VALUES (1, 'x check failed', -2);
WARN:ExecAppend: rejected due to CHECK constraint sequence_con
QUERY: INSERT INTO CHECK2_TBL VALUES (5, 'z check failed', 10);
QUERY: INSERT INTO CHECK2_TBL VALUES (0, 'check failed', -2);
WARN:ExecAppend: rejected due to CHECK constraint sequence_con
QUERY: INSERT INTO CHECK2_TBL VALUES (6, 'check failed', 11);
WARN:ExecAppend: rejected due to CHECK constraint sequence_con
QUERY: INSERT INTO CHECK2_TBL VALUES (7, 'check ok', 7);
QUERY: CREATE SEQUENCE INSERT_SEQ;
QUERY: CREATE TABLE INSERT_TBL (x INT DEFAULT nextval('insert_seq'),
y TEXT DEFAULT '-NULL-', z INT DEFAULT -1 * currval('insert_seq') )
CONSTRAINT INSERT_CON CHECK (x > 3 AND y <> 'check failed' AND x < 8),
CHECK x + z = 0;
QUERY: INSERT INTO INSERT_TBL VALUES (null, null, null);
WARN:ExecAppend: rejected due to CHECK constraint insert_con
QUERY: INSERT INTO INSERT_TBL VALUES (null, null, -2);
WARN:ExecAppend: rejected due to CHECK constraint insert_con
QUERY: SELECT * FROM INSERT_TBL;
x|y|z
-+-+-
(0 rows)

QUERY: SELECT nextval('insert_seq');
nextval
-------
      3
(1 row)

QUERY: INSERT INTO INSERT_TBL VALUES (null, null, null);
QUERY: INSERT INTO INSERT_TBL VALUES (1, null, -2);
WARN:ExecAppend: rejected due to CHECK constraint $2
QUERY: INSERT INTO INSERT_TBL VALUES (7, null, -7);
QUERY: INSERT INTO INSERT_TBL VALUES (5, 'check failed', -5);
WARN:ExecAppend: rejected due to CHECK constraint insert_con
QUERY: INSERT INTO INSERT_TBL VALUES (7, '!check failed', -7);
QUERY: INSERT INTO INSERT_TBL VALUES (null, null, null);
QUERY: SELECT * FROM INSERT_TBL;
x|y            | z
-+-------------+--
4|-NULL-       |-4
7|-NULL-       |-7
7|!check failed|-7
5|-NULL-       |-5
(4 rows)

QUERY: INSERT INTO INSERT_TBL VALUES (null, 'check failed', 5);
WARN:ExecAppend: rejected due to CHECK constraint $2
QUERY: INSERT INTO INSERT_TBL VALUES (5, 'check failed', null);
WARN:ExecAppend: rejected due to CHECK constraint $2
QUERY: INSERT INTO INSERT_TBL VALUES (5, '!check failed', null);
WARN:ExecAppend: rejected due to CHECK constraint $2
QUERY: INSERT INTO INSERT_TBL VALUES (null, null, null);
QUERY: SELECT * FROM INSERT_TBL;
x|y            | z
-+-------------+--
4|-NULL-       |-4
7|-NULL-       |-7
7|!check failed|-7
5|-NULL-       |-5
7|-NULL-       |-7
(5 rows)

QUERY: INSERT INTO INSERT_TBL VALUES (null, null, null);
WARN:ExecAppend: rejected due to CHECK constraint insert_con
QUERY: SELECT currval('insert_seq');
currval
-------
      8
(1 row)

QUERY: DELETE FROM INSERT_TBL;
QUERY: DROP SEQUENCE INSERT_SEQ;
QUERY: CREATE SEQUENCE INSERT_SEQ START 4;
QUERY: CREATE TABLE TEMP (xd INT, yd TEXT, zd INT);
QUERY: SELECT nextval('insert_seq');
NOTICE:insert_seq.nextval: sequence was re-created

nextval
-------
      4
(1 row)

QUERY: INSERT INTO TEMP VALUES (null, null, null);
QUERY: INSERT INTO TEMP VALUES (5, '!check failed', null);
QUERY: INSERT INTO TEMP VALUES (null, 'try again', null);
QUERY: INSERT INTO INSERT_TBL SELECT * FROM TEMP;
QUERY: SELECT * FROM INSERT_TBL;
x|y            | z
-+-------------+--
5|-NULL-       |-5
5|!check failed|-5
6|try again    |-6
(3 rows)

QUERY: INSERT INTO INSERT_TBL SELECT * FROM TEMP WHERE yd = 'try again';
QUERY: SELECT * FROM INSERT_TBL;
x|y            | z
-+-------------+--
5|-NULL-       |-5
5|!check failed|-5
6|try again    |-6
7|try again    |-7
(4 rows)

QUERY: DROP TABLE TEMP;
QUERY: UPDATE INSERT_TBL SET x = NULL WHERE x = 6;
WARN:ExecReplace: rejected due to CHECK constraint $2
QUERY: SELECT currval('insert_seq');
currval
-------
      8
(1 row)

QUERY: SELECT * FROM INSERT_TBL;
x|y            | z
-+-------------+--
5|-NULL-       |-5
5|!check failed|-5
6|try again    |-6
7|try again    |-7
(4 rows)

QUERY: UPDATE INSERT_TBL SET x = 6 WHERE x = 6;
QUERY: SELECT * FROM INSERT_TBL;
x|y            | z
-+-------------+--
5|-NULL-       |-5
5|!check failed|-5
7|try again    |-7
6|try again    |-6
(4 rows)

QUERY: UPDATE INSERT_TBL SET x = -z, z = -x;
QUERY: SELECT * FROM INSERT_TBL;
x|y            | z
-+-------------+--
5|-NULL-       |-5
5|!check failed|-5
7|try again    |-7
6|try again    |-6
(4 rows)

QUERY: CREATE SEQUENCE COPY_SEQ START 4;
QUERY: CREATE TABLE COPY_TBL (x INT DEFAULT nextval('copy_seq'),
 y TEXT DEFAULT '-NULL-', z INT DEFAULT -1 * currval('copy_seq') )
 CONSTRAINT COPY_CON CHECK (x > 3 AND y <> 'check failed' AND x < 7 ),
 CHECK x + z = 0;
QUERY: COPY COPY_TBL FROM '_OBJWD_/data/constro.data';
QUERY: SELECT * FROM COPY_TBL;
x|y     | z
-+------+--
4|-NULL-|-4
5|-NULL-|-5
6|-NULL-|-6
(3 rows)

QUERY: COPY COPY_TBL FROM '_OBJWD_/data/constrf.data';
WARN:CopyFrom: rejected due to CHECK constraint copy_con
QUERY: SELECT * FROM COPY_TBL;
x|y     | z
-+------+--
4|-NULL-|-4
5|-NULL-|-5
6|-NULL-|-6
(3 rows)

QUERY: select nextval('copy_seq') - 1 as currval;
currval
-------
      7
(1 row)

