# LogicTest: default parallel-stmts distsql

statement ok
CREATE TABLE other (b INT PRIMARY KEY)

statement ok
INSERT INTO other VALUES (9)

statement ok
CREATE TABLE t (a INT PRIMARY KEY CHECK(a > 0), f INT REFERENCES other, INDEX (f))

statement ok
INSERT INTO t VALUES (1, 9)

query ITTT colnames
EXPLAIN (DEBUG) SELECT * FROM t
----
RowIdx Key            Value Disposition
0      /t/primary/1/f /9     ROW

statement error invalid table name
ALTER TABLE t RENAME TO t.*

statement ok
ALTER TABLE t ADD b INT

query TTBTT colnames
SHOW COLUMNS FROM t
----
Field Type Null  Default Indices
a     INT  false NULL    {primary,t_f_idx}
f     INT  true  NULL    {t_f_idx}
b     INT  true  NULL    {}

statement ok
ALTER TABLE t ADD CONSTRAINT foo UNIQUE (b)

query ITTT
EXPLAIN (DEBUG) SELECT b FROM t@foo
----
0 /t/foo/NULL /1 ROW

query TTTTRT
SELECT type, description, username, status, fraction_completed, error
FROM crdb_internal.jobs
ORDER BY created DESC
LIMIT 1
----
SCHEMA CHANGE  ALTER TABLE t ADD CONSTRAINT foo UNIQUE (b)  root  succeeded  1

statement error duplicate constraint name: "foo"
ALTER TABLE t ADD CONSTRAINT foo UNIQUE (b)

statement error multiple primary keys for table "t" are not allowed
ALTER TABLE t ADD CONSTRAINT bar PRIMARY KEY (b)

query TTBITTBB colnames
SHOW INDEXES FROM t
----
Table  Name     Unique  Seq  Column  Direction  Storing  Implicit
t      primary  true    1    a       ASC        false    false
t      t_f_idx  false   1    f       ASC        false    false
t      t_f_idx  false   2    a       ASC        false    true
t      foo      true    1    b       ASC        false    false
t      foo      true    2    a       ASC        false    true

query III
SELECT * FROM t
----
1 9 NULL

statement ok
ALTER TABLE t ADD c INT

statement ok
INSERT INTO t VALUES (2, 9, 1, 1), (3, 9, 2, 1)

statement error duplicate key value \(c\)=\(1\) violates unique constraint "bar"
ALTER TABLE t ADD CONSTRAINT bar UNIQUE (c)

query TTTTRT
SELECT type, description, username, status, fraction_completed::decimal(10,2), error
FROM crdb_internal.jobs
ORDER BY created DESC
LIMIT 2
----
SCHEMA CHANGE  ROLL BACK ALTER TABLE t ADD CONSTRAINT bar UNIQUE (c)  root  succeeded  1.00
SCHEMA CHANGE  ALTER TABLE t ADD CONSTRAINT bar UNIQUE (c)            root  failed     0.10  duplicate key value (c)=(1) violates unique constraint "bar"

query IIII colnames,rowsort
SELECT * FROM t
----
a f b    c
1 9 NULL NULL
2 9 1    1
3 9 2    1

query TTTTT
SHOW CONSTRAINTS FROM t
----
t  check_a         CHECK        NULL  a > 0
t  fk_f_ref_other  FOREIGN KEY  f  other.[b]
t  foo             UNIQUE       b  NULL
t  primary         PRIMARY KEY  a  NULL

statement error CHECK
INSERT INTO t (a, f) VALUES (-2, 9)

statement ok
ALTER TABLE t DROP CONSTRAINT check_a

statement ok
INSERT INTO t (a, f) VALUES (-2, 9)

statement ok
ALTER TABLE t ADD CONSTRAINT check_a CHECK (a > 0)

statement error CHECK
INSERT INTO t (a) VALUES (-3)

query TTTTT
SHOW CONSTRAINTS FROM t
----
t  check_a         CHECK (UNVALIDATED)  NULL  a > 0
t  fk_f_ref_other  FOREIGN KEY          f  other.[b]
t  foo             UNIQUE               b  NULL
t  primary         PRIMARY KEY          a  NULL

statement error duplicate constraint name
ALTER TABLE t ADD CONSTRAINT check_a CHECK (a > 0)

# added constraints with generated names avoid name collisions.
statement ok
ALTER TABLE t ADD CHECK (a > 0)

query TTTTT
SHOW CONSTRAINTS FROM t
----
t  check_a         CHECK (UNVALIDATED)  NULL  a > 0
t  check_a1        CHECK (UNVALIDATED)  NULL  a > 0
t  fk_f_ref_other  FOREIGN KEY          f  other.[b]
t  foo             UNIQUE               b  NULL
t  primary         PRIMARY KEY          a  NULL

statement error constraint "typo" does not exist
ALTER TABLE t VALIDATE CONSTRAINT typo

statement error validation of CHECK "a > 0" failed on row: a=-2, f=9, b=NULL, c=NULL
ALTER TABLE t VALIDATE CONSTRAINT check_a

statement ok
DELETE FROM t WHERE a = -2

statement ok
ALTER TABLE t VALIDATE CONSTRAINT check_a

query TTTTT
SHOW CONSTRAINTS FROM t
----
t  check_a         CHECK                NULL  a > 0
t  check_a1        CHECK (UNVALIDATED)  NULL  a > 0
t  fk_f_ref_other  FOREIGN KEY          f  other.[b]
t  foo             UNIQUE               b  NULL
t  primary         PRIMARY KEY          a  NULL

statement ok
ALTER TABLE t DROP CONSTRAINT check_a, DROP CONSTRAINT check_a1

statement error column "d" does not exist
ALTER TABLE t DROP d

statement ok
ALTER TABLE t DROP IF EXISTS d

statement error column "a" is referenced by the primary key
ALTER TABLE t DROP a

statement error constraint "bar" does not exist
ALTER TABLE t DROP CONSTRAINT bar

statement ok
ALTER TABLE t DROP CONSTRAINT IF EXISTS bar

statement error UNIQUE constraint depends on index "foo", use DROP INDEX if you really want to drop it
ALTER TABLE t DROP CONSTRAINT foo

statement ok
DROP INDEX t@foo

query TTBITTBB colnames
SHOW INDEXES FROM t
----
Table  Name     Unique  Seq  Column  Direction  Storing  Implicit
t      primary  true    1    a       ASC        false    false
t      t_f_idx  false   1    f       ASC        false    false
t      t_f_idx  false   2    a       ASC        false    true

query ITTT colnames
EXPLAIN (DEBUG) SELECT * FROM t
----
RowIdx  Key                 Value   Disposition
0       /t/primary/1/f      /9      ROW
1       /t/primary/2/f/b/c  /9/1/1  ROW
2       /t/primary/3/f/b/c  /9/2/1  ROW

statement ok
ALTER TABLE t DROP b, DROP c

query ITTT colnames
EXPLAIN (DEBUG) SELECT * FROM t
----
RowIdx  Key             Value  Disposition
0       /t/primary/1/f  /9     ROW
1       /t/primary/2/f  /9     ROW
2       /t/primary/3/f  /9     ROW

statement ok
ALTER TABLE t ADD d INT UNIQUE

statement ok
INSERT INTO t VALUES (4, 9, 1)

statement error duplicate key value \(d\)=\(1\) violates unique constraint \"t_d_key\"
INSERT INTO t VALUES (5, 9, 1)

# Add a column with no default value
statement ok
ALTER TABLE t ADD COLUMN x DECIMAL

# Add a non NULL column with a default value
statement ok
ALTER TABLE t ADD COLUMN y DECIMAL NOT NULL DEFAULT (DECIMAL '1.3')

statement error could not parse '1-3' as type decimal
ALTER TABLE t ADD COLUMN p DECIMAL NOT NULL DEFAULT (DECIMAL '1-3')

# Add a non NULL column with no default value
statement error pgcode 23502 null value in column \"q\" violates not-null constraint
ALTER TABLE t ADD COLUMN q DECIMAL NOT NULL

statement ok
ALTER TABLE t ADD COLUMN z DECIMAL DEFAULT (DECIMAL '1.4')

statement ok
INSERT INTO t VALUES (11, 9, 12, DECIMAL '1.0')

statement ok
INSERT INTO t (a, d) VALUES (13, 14)

statement ok
INSERT INTO t (a, d, y) VALUES (21, 22, DECIMAL '1.0')

statement ok
INSERT INTO t (a, d) VALUES (23, 24)

statement error foreign key
INSERT INTO t VALUES (31, 7, 32)

statement error in use as a foreign key constraint
DROP INDEX t@t_f_idx

statement ok
ALTER TABLE t DROP CONSTRAINT fk_f_ref_other

statement  ok
INSERT INTO t VALUES (31, 7, 32)

statement ok
INSERT INTO t (a, d, x, y, z) VALUES (33, 34, DECIMAL '2.0', DECIMAL '2.1', DECIMAL '2.2')

statement ok
DROP INDEX t@t_f_idx

query TTTTRT
SELECT type, description, username, status, fraction_completed, error
FROM crdb_internal.jobs
ORDER BY created DESC
LIMIT 1
----
SCHEMA CHANGE  DROP INDEX t@t_f_idx  root  succeeded  1

statement ok
ALTER TABLE t DROP COLUMN f

query IITTT colnames,rowsort
SELECT * FROM t
----
a   d     x     y     z
1   NULL  NULL  1.3   1.4
2   NULL  NULL  1.3   1.4
3   NULL  NULL  1.3   1.4
4   1     NULL  1.3   1.4
11  12    1.0   1.3   1.4
13  14    NULL  1.3   1.4
21  22    NULL  1.0   1.4
23  24    NULL  1.3   1.4
31  32    NULL  1.3   1.4
33  34    2.0   2.1   2.2

statement ok
ALTER TABLE t DROP COLUMN d

statement ok
ALTER TABLE t ADD COLUMN e INT; ALTER TABLE t ADD COLUMN d INT

statement ok
CREATE VIEW v AS SELECT x, y FROM t WHERE e > 5

statement error cannot drop column "x" because view "v" depends on it
ALTER TABLE t DROP COLUMN x

statement error cannot drop column "y" because view "v" depends on it
ALTER TABLE t DROP COLUMN y

statement error cannot drop column "e" because view "v" depends on it
ALTER TABLE t DROP COLUMN e

statement ok
ALTER TABLE t DROP COLUMN d

statement ok
ALTER TABLE t DROP COLUMN e CASCADE

statement ok
ALTER TABLE t ADD COLUMN e INT

statement ok
CREATE VIEW v AS SELECT x, y FROM t WHERE e > 5

statement ok
ALTER TABLE t DROP COLUMN IF EXISTS q

statement error cannot drop column "e" because view "v" depends on it
ALTER TABLE t DROP COLUMN IF EXISTS e

statement ok
ALTER TABLE t DROP COLUMN IF EXISTS e CASCADE

statement ok
ALTER TABLE t ADD COLUMN g INT UNIQUE

statement ok
CREATE TABLE o (gf INT REFERENCES t (g), h INT, i INT, INDEX ii (i) STORING(h))

statement error "t_g_key" is referenced by foreign key from table "o"
ALTER TABLE t DROP COLUMN g

statement ok
ALTER TABLE t DROP COLUMN g CASCADE

statement error column "h" is referenced by existing index "ii"
ALTER TABLE o DROP COLUMN h

statement ok
ALTER TABLE o DROP COLUMN h CASCADE

statement error adding a CHECK constraint via ALTER not supported
ALTER TABLE t ADD f INT CHECK (f>1)

statement error adding a REFERENCES constraint via ALTER not supported
ALTER TABLE t ADD f INT UNIQUE REFERENCES other

# Test that more than one column with constraints can be added in the same
# statement. The constraints added here are on columns that are new and both
# columns and constraints run through the schema change process together.
statement ok
ALTER TABLE t ADD d INT UNIQUE, ADD e INT UNIQUE, ADD f INT

query ITTTIII colnames,rowsort
SELECT * FROM t
----
a   x     y     z     d     e     f
1   NULL  1.3   1.4   NULL  NULL  NULL
2   NULL  1.3   1.4   NULL  NULL  NULL
3   NULL  1.3   1.4   NULL  NULL  NULL
4   NULL  1.3   1.4   NULL  NULL  NULL
11  1.0   1.3   1.4   NULL  NULL  NULL
13  NULL  1.3   1.4   NULL  NULL  NULL
21  NULL  1.0   1.4   NULL  NULL  NULL
23  NULL  1.3   1.4   NULL  NULL  NULL
31  NULL  1.3   1.4   NULL  NULL  NULL
33  2.0   2.1   2.2   NULL  NULL  NULL

query TTTTT
SHOW CONSTRAINTS FROM t
----
t  primary  PRIMARY KEY  a  NULL
t  t_d_key  UNIQUE       d  NULL
t  t_e_key  UNIQUE       e  NULL

# Subsequent operations succeed because the table is empty
statement ok
CREATE TABLE tt (a INT PRIMARY KEY)

statement ok
ALTER TABLE tt ADD COLUMN q DECIMAL NOT NULL

statement ok
ALTER table tt ADD COLUMN r DECIMAL

# Ensure that a UNIQUE NOT NULL COLUMN can be added when there is no data in
# the table.
statement ok
ALTER TABLE tt ADD COLUMN s DECIMAL UNIQUE NOT NULL

statement ok
ALTER TABLE tt ADD t DECIMAL UNIQUE DEFAULT 4.0

query TTBTT colnames
SHOW COLUMNS FROM tt
----
Field  Type     Null   Default       Indices
a      INT      false  NULL          {primary,tt_s_key,tt_t_key}
q      DECIMAL  false  NULL          {}
r      DECIMAL  true   NULL          {}
s      DECIMAL  false  NULL          {tt_s_key}
t      DECIMAL  true   4.0:::DECIMAL {tt_t_key}

# Default values can be added and changed after table creation.
statement ok
CREATE TABLE add_default (a int primary key, b int not null)

statement error null value in column "b" violates not-null constraint
INSERT INTO add_default (a) VALUES (1)

statement ok
ALTER TABLE add_default ALTER COLUMN b SET DEFAULT 42

statement ok
INSERT INTO add_default (a) VALUES (2)

statement ok
ALTER TABLE add_default ALTER COLUMN b SET DEFAULT 10

statement ok
INSERT INTO add_default (a) VALUES (3)

statement error incompatible type for DEFAULT expression
ALTER TABLE add_default ALTER COLUMN b SET DEFAULT 'foo'

statement error DEFAULT expression .* may not contain variable sub-expressions
ALTER TABLE add_default ALTER COLUMN b SET DEFAULT $1

statement error DEFAULT expression .* may not contain variable sub-expressions
ALTER TABLE add_default ALTER COLUMN b SET DEFAULT c

statement error DEFAULT expression .* may not contain variable sub-expressions
ALTER TABLE add_default ALTER COLUMN b SET DEFAULT (SELECT 1)

statement ok
ALTER TABLE add_default ALTER COLUMN b DROP DEFAULT

statement error null value in column "b" violates not-null constraint
INSERT INTO add_default (a) VALUES (4)

statement ok
ALTER TABLE add_default ALTER COLUMN b SET DEFAULT NULL

statement error null value in column "b" violates not-null constraint
INSERT INTO add_default (a) VALUES (4)

# Each row gets the default value from the time it was inserted.
query II rowsort
SELECT * FROM add_default
----
2 42
3 10

statement ok
ALTER TABLE add_default ALTER b DROP NOT NULL

statement ok
INSERT INTO add_default (a) VALUES (5)

query II
SELECT * from add_default WHERE a=5
----
5 NULL

# Add a column with a default current_timestamp()
statement ok
ALTER TABLE add_default ADD COLUMN c TIMESTAMP DEFAULT current_timestamp()

query II rowsort
SELECT a,b FROM add_default WHERE current_timestamp > c AND current_timestamp() - c < interval '10s'
----
2 42
3 10
5 NULL

# Add a column with a default transaction_timestamp()
statement ok
ALTER TABLE add_default ADD COLUMN d TIMESTAMP DEFAULT transaction_timestamp()

query II rowsort
SELECT a,b FROM add_default WHERE d > c AND d - c < interval '10s'
----
2 42
3 10
5 NULL

# Add a column with a default statement_timestamp()
statement ok
ALTER TABLE add_default ADD COLUMN e TIMESTAMP DEFAULT statement_timestamp()

query II rowsort
SELECT a,b FROM add_default WHERE e > d AND e - d < interval '10s'
----
2 42
3 10
5 NULL

# Add a column with a null-default statement_timestamp()
statement ok
ALTER TABLE add_default ADD COLUMN f TIMESTAMP DEFAULT NULL

query IIS rowsort
SELECT a,b,f FROM add_default
----
2 42   NULL
3 10   NULL
5 NULL NULL

# Adding a unique column to an existing table with data with a default value
# is illegal
statement error duplicate key value .* violates unique constraint \"add_default_g_key\"
ALTER TABLE add_default ADD g INT UNIQUE DEFAULT 1

# Multiple columns can be added at once with heterogeneous DEFAULT usage
statement ok
CREATE TABLE d (a INT PRIMARY KEY)

statement ok
INSERT INTO d VALUES (1), (2)

statement ok
ALTER TABLE d ADD COLUMN c INT, ADD COLUMN b INT DEFAULT 7

statement ok
INSERT INTO d (a, c) VALUES (3, 4)

query III rowsort
SELECT * FROM d
----
1 NULL 7
2 NULL 7
3 4    7

# Test privileges.

statement ok
CREATE TABLE privs (a INT PRIMARY KEY, b INT)

statement ok
INSERT INTO privs VALUES (1)

user testuser

statement error user testuser does not have CREATE privilege on table privs
ALTER TABLE privs ADD c INT

statement error user testuser does not have CREATE privilege on table privs
ALTER TABLE privs ADD CONSTRAINT foo UNIQUE (b)

user root

query TTBTT colnames
SHOW COLUMNS FROM privs
----
Field Type Null  Default Indices
a     INT  false NULL    {primary}
b     INT  true  NULL    {}

statement ok
GRANT CREATE ON privs TO testuser

user testuser

statement ok
ALTER TABLE privs ADD c INT

statement ok
ALTER TABLE privs ADD CONSTRAINT foo UNIQUE (b)

query TTBTT colnames
SHOW COLUMNS FROM privs
----
Field Type Null  Default Indices
a     INT  false NULL    {primary,foo}
b     INT  true  NULL    {foo}
c     INT  true  NULL    {}

statement error table "nonexistent" does not exist
ALTER TABLE nonexistent SPLIT AT VALUES (42)

statement error table "nonexistent" does not exist
ALTER INDEX nonexistent@noindex SPLIT AT VALUES (42)

user root

statement ok
CREATE VIEW privsview AS SELECT a,b,c FROM privs

statement error pgcode 42809 "privsview" is not a table
ALTER TABLE privsview ADD d INT

statement error pgcode 42809 "privsview" is not a table
ALTER TABLE privsview SPLIT AT VALUES (42)

statement ok
CREATE TABLE s (k1 INT, k2 INT, v INT, PRIMARY KEY (k1,k2))

# Verify limits and orderings are propagated correctly to the select.
query ITTTTT colnames
EXPLAIN (METADATA) ALTER TABLE s SPLIT AT SELECT k1,k2 FROM s ORDER BY k1 LIMIT 3
----
Level  Type    Field  Description  Columns        Ordering
0      split                       (key, pretty)
1      limit                       (k1, k2)              +k1
2      render                      (k1, k2)              +k1
3      scan                        (k1, k2, v[omitted])  +k1
3              table  s@primary
3              spans  ALL
3              limit  3

# Verify that impure defaults are evaluated separately on each row
# (#14352)
statement ok
CREATE TABLE impure (x INT); INSERT INTO impure(x) VALUES (1), (2), (3);

statement ok
ALTER TABLE impure ADD COLUMN a INT DEFAULT unique_rowid();

query I
SELECT count(distinct a) FROM impure
----
3

# No orphaned schema change jobs.
query I
SELECT COUNT(*) FROM crdb_internal.jobs WHERE status = 'pending' OR status = 'started'
----
0
