sqlite/test/with2.test

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# 2014 January 11
#
# The author disclaims copyright to this source code. In place of
# a legal notice, here is a blessing:
#
# May you do good and not evil.
# May you find forgiveness for yourself and forgive others.
# May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library. The
# focus of this file is testing the WITH clause.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set ::testprefix with2
ifcapable {!cte} {
finish_test
return
}
do_execsql_test 1.0 {
CREATE TABLE t1(a);
INSERT INTO t1 VALUES(1);
INSERT INTO t1 VALUES(2);
}
do_execsql_test 1.1 {
WITH x1 AS (SELECT * FROM t1)
SELECT sum(a) FROM x1;
} {3}
do_execsql_test 1.2 {
WITH x1 AS (SELECT * FROM t1)
SELECT (SELECT sum(a) FROM x1);
} {3}
do_execsql_test 1.3 {
WITH x1 AS (SELECT * FROM t1)
SELECT (SELECT sum(a) FROM x1);
} {3}
do_execsql_test 1.4 {
CREATE TABLE t2(i);
INSERT INTO t2 VALUES(2);
INSERT INTO t2 VALUES(3);
INSERT INTO t2 VALUES(5);
WITH x1 AS (SELECT i FROM t2),
i(a) AS (
SELECT min(i)-1 FROM x1 UNION SELECT a+1 FROM i WHERE a<10
)
SELECT a FROM i WHERE a NOT IN x1
} {1 4 6 7 8 9 10}
do_execsql_test 1.5 {
WITH x1 AS (SELECT a FROM t1),
x2 AS (SELECT i FROM t2),
x3 AS (SELECT * FROM x1, x2 WHERE x1.a IN x2 AND x2.i IN x1)
SELECT * FROM x3
} {2 2}
do_execsql_test 1.6 {
CREATE TABLE t3 AS SELECT 3 AS x;
CREATE TABLE t4 AS SELECT 4 AS x;
WITH x1 AS (SELECT * FROM t3),
x2 AS (
WITH t3 AS (SELECT * FROM t4)
SELECT * FROM x1
)
SELECT * FROM x2;
} {3}
do_execsql_test 1.7 {
WITH x2 AS (
WITH t3 AS (SELECT * FROM t4)
SELECT * FROM t3
)
SELECT * FROM x2;
} {4}
do_execsql_test 1.8 {
WITH x2 AS (
WITH t3 AS (SELECT * FROM t4)
SELECT * FROM main.t3
)
SELECT * FROM x2;
} {3}
do_execsql_test 1.9 {
WITH x1 AS (SELECT * FROM t1)
SELECT (SELECT sum(a) FROM x1), (SELECT max(a) FROM x1);
} {3 2}
do_execsql_test 1.10 {
WITH x1 AS (SELECT * FROM t1)
SELECT (SELECT sum(a) FROM x1), (SELECT max(a) FROM x1), a FROM x1;
} {3 2 1 3 2 2}
do_execsql_test 1.11 {
WITH
i(x) AS (
WITH
j(x) AS ( SELECT * FROM i ),
i(x) AS ( SELECT * FROM t1 )
SELECT * FROM j
)
SELECT * FROM i;
} {1 2}
do_execsql_test 1.12 {
WITH r(i) AS (
VALUES('.')
UNION ALL
SELECT i || '.' FROM r, (
SELECT x FROM x INTERSECT SELECT y FROM y
) WHERE length(i) < 10
),
x(x) AS ( VALUES(1) UNION ALL VALUES(2) UNION ALL VALUES(3) ),
y(y) AS ( VALUES(2) UNION ALL VALUES(4) UNION ALL VALUES(6) )
SELECT * FROM r;
} {. .. ... .... ..... ...... ....... ........ ......... ..........}
do_execsql_test 1.13 {
WITH r(i) AS (
VALUES('.')
UNION ALL
SELECT i || '.' FROM r, ( SELECT x FROM x WHERE x=2 ) WHERE length(i) < 10
),
x(x) AS ( VALUES(1) UNION ALL VALUES(2) UNION ALL VALUES(3) )
SELECT * FROM r ORDER BY length(i) DESC;
} {.......... ......... ........ ....... ...... ..... .... ... .. .}
do_execsql_test 1.14 {
WITH
t4(x) AS (
VALUES(4)
UNION ALL
SELECT x+1 FROM t4 WHERE x<10
)
SELECT * FROM t4;
} {4 5 6 7 8 9 10}
do_execsql_test 1.15 {
WITH
t4(x) AS (
VALUES(4)
UNION ALL
SELECT x+1 FROM main.t4 WHERE x<10
)
SELECT * FROM t4;
} {4 5}
do_catchsql_test 1.16 {
WITH
t4(x) AS (
VALUES(4)
UNION ALL
SELECT x+1 FROM t4, main.t4, t4 WHERE x<10
)
SELECT * FROM t4;
} {1 {multiple references to recursive table: t4}}
#---------------------------------------------------------------------------
# Check that variables can be used in CTEs.
#
set ::min [expr 3]
set ::max [expr 9]
do_execsql_test 2.1 {
WITH i(x) AS (
VALUES($min) UNION ALL SELECT x+1 FROM i WHERE x < $max
)
SELECT * FROM i;
} {3 4 5 6 7 8 9}
do_execsql_test 2.2 {
WITH i(x) AS (
VALUES($min) UNION ALL SELECT x+1 FROM i WHERE x < $max
)
SELECT x FROM i JOIN i AS j USING (x);
} {3 4 5 6 7 8 9}
#---------------------------------------------------------------------------
# Check that circular references are rejected.
#
do_catchsql_test 3.1 {
WITH i(x, y) AS ( VALUES(1, (SELECT x FROM i)) )
SELECT * FROM i;
} {1 {circular reference: i}}
do_catchsql_test 3.2 {
WITH
i(x) AS ( SELECT * FROM j ),
j(x) AS ( SELECT * FROM k ),
k(x) AS ( SELECT * FROM i )
SELECT * FROM i;
} {1 {circular reference: i}}
do_catchsql_test 3.3 {
WITH
i(x) AS ( SELECT * FROM (SELECT * FROM j) ),
j(x) AS ( SELECT * FROM (SELECT * FROM i) )
SELECT * FROM i;
} {1 {circular reference: i}}
do_catchsql_test 3.4 {
WITH
i(x) AS ( SELECT * FROM (SELECT * FROM j) ),
j(x) AS ( SELECT * FROM (SELECT * FROM i) )
SELECT * FROM j;
} {1 {circular reference: j}}
do_catchsql_test 3.5 {
WITH
i(x) AS (
WITH j(x) AS ( SELECT * FROM i )
SELECT * FROM j
)
SELECT * FROM i;
} {1 {circular reference: i}}
#---------------------------------------------------------------------------
# Try empty and very long column lists.
#
do_catchsql_test 4.1 {
WITH x() AS ( SELECT 1,2,3 )
SELECT * FROM x;
} {1 {near ")": syntax error}}
proc genstmt {n} {
for {set i 1} {$i<=$n} {incr i} {
lappend cols "c$i"
lappend vals $i
}
return "
WITH x([join $cols ,]) AS (SELECT [join $vals ,])
SELECT (c$n == $n) FROM x
"
}
do_execsql_test 4.2 [genstmt 10] 1
do_execsql_test 4.3 [genstmt 100] 1
do_execsql_test 4.4 [genstmt 255] 1
set nLimit [sqlite3_limit db SQLITE_LIMIT_COLUMN -1]
do_execsql_test 4.5 [genstmt [expr $nLimit-1]] 1
do_execsql_test 4.6 [genstmt $nLimit] 1
do_catchsql_test 4.7 [genstmt [expr $nLimit+1]] \
{1 {too many columns in result set}}
#---------------------------------------------------------------------------
# Check that adding a WITH clause to an INSERT disables the xfer
# optimization.
#
proc do_xfer_test {tn bXfer sql {res {}}} {
set ::sqlite3_xferopt_count 0
uplevel [list do_test $tn [subst -nocommands {
set dres [db eval {$sql}]
list [set ::sqlite3_xferopt_count] [set dres]
}] [list $bXfer $res]]
}
do_execsql_test 5.1 {
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
CREATE TABLE t1(a, b);
CREATE TABLE t2(a, b);
}
do_xfer_test 5.2 1 { INSERT INTO t1 SELECT * FROM t2 }
do_xfer_test 5.3 0 { INSERT INTO t1 SELECT a, b FROM t2 }
do_xfer_test 5.4 0 { INSERT INTO t1 SELECT b, a FROM t2 }
do_xfer_test 5.5 0 {
WITH x AS (SELECT a, b FROM t2) INSERT INTO t1 SELECT * FROM x
}
do_xfer_test 5.6 0 {
WITH x AS (SELECT a, b FROM t2) INSERT INTO t1 SELECT * FROM t2
}
do_xfer_test 5.7 0 {
INSERT INTO t1 WITH x AS ( SELECT * FROM t2 ) SELECT * FROM x
}
do_xfer_test 5.8 0 {
INSERT INTO t1 WITH x(a,b) AS ( SELECT * FROM t2 ) SELECT * FROM x
}
#---------------------------------------------------------------------------
# Check that syntax (and other) errors in statements with WITH clauses
# attached to them do not cause problems (e.g. memory leaks).
#
do_execsql_test 6.1 {
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
CREATE TABLE t1(a, b);
CREATE TABLE t2(a, b);
}
do_catchsql_test 6.2 {
WITH x AS (SELECT * FROM t1)
INSERT INTO t2 VALUES(1, 2,);
} {1 {near ")": syntax error}}
do_catchsql_test 6.3 {
WITH x AS (SELECT * FROM t1)
INSERT INTO t2 SELECT a, b, FROM t1;
} {1 {near "FROM": syntax error}}
do_catchsql_test 6.3 {
WITH x AS (SELECT * FROM t1)
INSERT INTO t2 SELECT a, b FROM abc;
} {1 {no such table: abc}}
do_catchsql_test 6.4 {
WITH x AS (SELECT * FROM t1)
INSERT INTO t2 SELECT a, b, FROM t1 a a a;
} {1 {near "FROM": syntax error}}
do_catchsql_test 6.5 {
WITH x AS (SELECT * FROM t1)
DELETE FROM t2 WHERE;
} {1 {near ";": syntax error}}
do_catchsql_test 6.6 {
WITH x AS (SELECT * FROM t1) DELETE FROM t2 WHERE
} {1 {incomplete input}}
do_catchsql_test 6.7 {
WITH x AS (SELECT * FROM t1) DELETE FROM t2 WHRE 1;
} {/1 {near .* syntax error}/}
do_catchsql_test 6.8 {
WITH x AS (SELECT * FROM t1) UPDATE t2 SET a = 10, b = ;
} {/1 {near .* syntax error}/}
do_catchsql_test 6.9 {
WITH x AS (SELECT * FROM t1) UPDATE t2 SET a = 10, b = 1 WHERE a===b;
} {/1 {near .* syntax error}/}
do_catchsql_test 6.10 {
WITH x(a,b) AS (
SELECT 1, 1
UNION ALL
SELECT a*b,a+b FROM x WHERE c=2
)
SELECT * FROM x
} {1 {no such column: c}}
#-------------------------------------------------------------------------
# Recursive queries in IN(...) expressions.
#
do_execsql_test 7.1 {
CREATE TABLE t5(x INTEGER);
CREATE TABLE t6(y INTEGER);
WITH s(x) AS ( VALUES(7) UNION ALL SELECT x+7 FROM s WHERE x<49 )
INSERT INTO t5
SELECT * FROM s;
INSERT INTO t6
WITH s(x) AS ( VALUES(2) UNION ALL SELECT x+2 FROM s WHERE x<49 )
SELECT * FROM s;
}
do_execsql_test 7.2 {
SELECT * FROM t6 WHERE y IN (SELECT x FROM t5)
} {14 28 42}
do_execsql_test 7.3 {
WITH ss AS (SELECT x FROM t5)
SELECT * FROM t6 WHERE y IN (SELECT x FROM ss)
} {14 28 42}
do_execsql_test 7.4 {
WITH ss(x) AS ( VALUES(7) UNION ALL SELECT x+7 FROM ss WHERE x<49 )
SELECT * FROM t6 WHERE y IN (SELECT x FROM ss)
} {14 28 42}
do_execsql_test 7.5 {
SELECT * FROM t6 WHERE y IN (
WITH ss(x) AS ( VALUES(7) UNION ALL SELECT x+7 FROM ss WHERE x<49 )
SELECT x FROM ss
)
} {14 28 42}
#-------------------------------------------------------------------------
# At one point the following was causing an assertion failure and a
# memory leak.
#
do_execsql_test 8.1 {
CREATE TABLE t7(y);
INSERT INTO t7 VALUES(NULL);
CREATE VIEW v AS SELECT * FROM t7 ORDER BY y;
}
do_execsql_test 8.2 {
WITH q(a) AS (
SELECT 1
UNION
SELECT a+1 FROM q, v WHERE a<5
)
SELECT * FROM q;
} {1 2 3 4 5}
do_execsql_test 8.3 {
WITH q(a) AS (
SELECT 1
UNION ALL
SELECT a+1 FROM q, v WHERE a<5
)
SELECT * FROM q;
} {1 2 3 4 5}
# 2021-03-18
# Ticket bb8a9fd4a9b7fce5
reset_db
do_execsql_test 9.1 {
WITH xyz(a) AS (
WITH abc AS ( SELECT 1234 ) SELECT * FROM abc
)
SELECT * FROM xyz AS one, xyz AS two, (
SELECT * FROM xyz UNION ALL SELECT * FROM xyz
);
} {1234 1234 1234 1234 1234 1234}
ifcapable vtab {
load_static_extension db series
do_execsql_test 9.2 {
WITH
cst(rsx, rsy) AS (
SELECT 100, 100
),
cst2(minx, maxx, stepx, miny, maxy, stepy, qualitativex, qualitativey) AS (
SELECT NULL, NULL, NULL, NULL, NULL, NULL, 0, 0
),
ds0(m, n, x, y, x2, y2, title, size, mark, label, markmode) AS (
SELECT 1, 2, 3, 4, 5, 6, 7 , 8, 9, 10, 11
),
ds(m, n, x, y, x2, y2, title, size, mark, label, markmode) AS (
SELECT m, n, x,
y, x2,
y2,
title, size, mark, label, markmode
FROM ds0
WINDOW w AS (PARTITION BY m, x ORDER BY n)
),
d(m, n, x, y, x2, y2, labelx,labely,title,size,mark,label,markmode) AS (
SELECT m, n, x, y, x2, y2, x, y, title, size, mark, label, markmode
FROM ds, cst2
),
ylabels(y, label) AS (
SELECT y, MIN(labely) FROM d GROUP BY y
),
yaxis(maxy, miny, stepy , minstepy) AS (
WITH
xt0(minx, maxx) AS (
SELECT coalesce(miny, min(min(y2),
min(y))), coalesce(maxy, max(max(y2),
max(y))) + qualitativey
FROM d, cst2
),
xt1(mx, mn) AS (SELECT maxx, minx FROM xt0),
xt2(mx, mn, step) AS (SELECT mx, mn, (mx-mn) FROM xt1),
xt3(mx, mn, ms) AS (
SELECT mx, mn, first_value(rs) OVER (order by x desc) AS ms
FROM (SELECT mx, mn, step, f,(mx-mn) as rng,
1.0*step/f as rs, 1.0*(mx-mn)/(step/f) AS x
FROM xt2, (SELECT 1 AS f UNION ALL SELECT 2
UNION ALL SELECT 4
UNION ALL SELECT 5)) AS src
WHERE x < 10 limit 1),
xt4(minstepy) AS (
SELECT MIN(abs(y2-y)) FROM d WHERE y2 != y
)
SELECT (mx/ms)*ms, (mn/ms)*ms, coalesce(stepy, ms),
coalesce(minstepy, ms, stepy) FROM xt3, cst2,xt4
),
distinct_mark_n_m(mark, ze, zem, title) AS (
SELECT DISTINCT mark, n AS ze, m AS zem, title FROM ds0
),
facet0(m, mi, title, radial) AS (
SELECT md, row_number() OVER () - 1, title, 'radial'
IN (SELECT mark FROM distinct_mark_n_m WHERE zem = md)
FROM (SELECT DISTINCT zem AS md, title AS title
FROM distinct_mark_n_m ORDER BY 2, 1)
),
facet(m, mi, xorigin, yorigin, title, radial) AS (
SELECT m, mi,
rsx * 1.2 * IFNULL(CASE WHEN (
0
) > 0 THEN mi / (
0
) ELSE mi % (
2
) END, mi),
rsy * 1.2 * IFNULL(CASE WHEN (
2
) > 0 THEN mi / (
2
) ELSE mi / (
0
) END, 0),
title, radial FROM facet0, cst
),
radygrid(m, mi, tty, wty, ttx, ttx2, xorigin, yorigin) AS (
SELECT m, mi, rsy / 2 / ((maxy-miny)/stepy) * (value-1) AS tty,
coalesce(NULL, miny + stepy * (value-1)) AS wty,
xorigin, xorigin+rsx, xorigin + rsx / 2,
yorigin + rsy / 2
FROM generate_series(1), yaxis, cst,
facet LEFT JOIN ylabels ON ylabels.y = (miny + (value-1) * stepy)
WHERE radial AND stop = 1+1.0*(maxy-miny)/stepy
),
ypos(m, mi, pcx, pcy, radial) AS (
SELECT m, mi, xorigin, yorigin + CASE
WHEN 0 BETWEEN miny AND maxy THEN
rsy - (0 - miny) * rsy / (maxy-miny)
WHEN 0 >= maxy THEN 0
ELSE rsy
END, radial FROM yaxis, cst, facet WHERE NOT radial
UNION ALL
SELECT m, mi, xorigin + rsx / 2, yorigin + (CASE
WHEN 0 BETWEEN miny AND maxy THEN
rsy - (0 - miny) * rsy / 2 / (maxy-miny)
WHEN 0 >= maxy THEN 0
ELSE rsy
END ) / 2, radial FROM yaxis, cst, facet WHERE radial
)
SELECT * FROM radygrid , ypos;
} {}
} ;# end ifcapable vtab
# 2021-03-19
# dbsqlfuzz 01b8355086998f0a452cb31208e80b9d29ca739a
#
# Correlated CTEs should not be materialized.
#
reset_db
do_execsql_test 10.1 {
SELECT 1 AS c WHERE (
SELECT (
WITH t1(a) AS (VALUES( c ))
SELECT ( SELECT t1a.a FROM t1 AS t1a, t1 AS t1x )
FROM t1 AS xyz GROUP BY 1
)
)
} {1}
# 2021-05-21
# Forum post https://sqlite.org/forum/forumpost/aa4a7a3980
#
reset_db
do_execsql_test 11.1 {
CREATE TABLE t1(a);
CREATE VIEW v2(c) AS
WITH x AS (
WITH y AS (
WITH z AS(SELECT * FROM t1)
SELECT * FROM v2
) SELECT a
) SELECT * from t1;
ALTER TABLE t1 RENAME COLUMN a TO b;
SELECT sql FROM sqlite_schema WHERE name='t1';
} {{CREATE TABLE t1(b)}}
do_catchsql_test 11.2 {
INSERT INTO t1 VALUES(55);
SELECT * FROM v2;
} {0 55}
do_catchsql_test 11.3 {
DROP VIEW v2;
CREATE VIEW v2(c) AS
WITH x AS (
WITH y AS (
WITH z AS(SELECT * FROM t1)
SELECT * FROM v2
) SELECT a
) SELECT * from t1, x;
SELECT * FROM v2;
} {1 {no such column: a}}
do_catchsql_test 11.4 {
DROP VIEW v2;
CREATE VIEW v2(c) AS
WITH x AS (
WITH y AS (
WITH z AS(SELECT * FROM t1)
SELECT * FROM v2
) SELECT *
) SELECT * from t1, x;
SELECT * FROM v2;
} {1 {no tables specified}}
do_catchsql_test 11.5 {
WITH x AS (
WITH y AS (
WITH z AS(SELECT * FROM t1)
SELECT * FROM no_such_table
) SELECT a
) SELECT * from t1;
} {0 55}
# 2021-05-23 dbsqlfuzz 6b7a144674e215f06ddfeb9042c873d9ee956ac0 */
reset_db
do_execsql_test 12.1 {
CREATE TABLE t1(a);
INSERT INTO t1 VALUES(1),('hello'),(4.25),(NULL),(x'3c626c6f623e');
CREATE VIEW v2(c) AS WITH x AS (WITH y AS (WITH z AS(SELECT * FROM t1) SELECT * FROM v2) SELECT a) SELECT * from t1;
CREATE VIEW v3(c) AS WITH x AS (WITH y AS (WITH z AS(SELECT * FROM v2) SELECT * FROM v3) SELECT a) SELECT * from t1;
ALTER TABLE t1 RENAME TO t1x;
SELECT quote(c) FROM v3;
} {1 'hello' 4.25 NULL X'3C626C6F623E'}
finish_test