xref: /sqlite-3.40.0/test/join9.test (revision 977eef6c)
1# 2022-04-16
2#
3# The author disclaims copyright to this source code.  In place of
4# a legal notice, here is a blessing:
5#
6#    May you do good and not evil.
7#    May you find forgiveness for yourself and forgive others.
8#    May you share freely, never taking more than you give.
9#
10#***********************************************************************
11# This file implements regression tests for SQLite library.
12#
13# This file implements tests for RIGHT and FULL OUTER JOINs.
14
15set testdir [file dirname $argv0]
16source $testdir/tester.tcl
17
18foreach {id schema} {
19  1 {
20    CREATE TABLE t3(id INTEGER PRIMARY KEY, w TEXT);
21    CREATE TABLE t4(id INTEGER PRIMARY KEY, x TEXT);
22    CREATE TABLE t5(id INTEGER PRIMARY KEY, y TEXT);
23    CREATE TABLE t6(id INTEGER PRIMARY KEY, z INT);
24    CREATE VIEW dual(dummy) AS VALUES('x');
25    INSERT INTO t3(id,w) VALUES(2,'two'),(3,'three'),(6,'six'),(7,'seven');
26    INSERT INTO t4(id,x) VALUES(2,'alice'),(4,'bob'),(6,'cindy'),(8,'dave');
27    INSERT INTO t5(id,y) VALUES(1,'red'),(2,'orange'),(3,'yellow'),(4,'green'),
28                               (5,'blue');
29    INSERT INTO t6(id,z) VALUES(3,333),(4,444),(5,555),(0,1000),(9,999);
30  }
31} {
32  reset_db
33  db nullvalue -
34  do_execsql_test join9-$id.setup $schema {}
35
36  # Verifid by PG-14 for case 1
37  do_execsql_test join9-$id.100 {
38    SELECT *, t4.id, t5.id, t6.id
39      FROM t4 NATURAL LEFT JOIN t5 NATURAL LEFT JOIN t6
40     ORDER BY 1;
41  } {
42    2   alice  orange  -    2   2   -
43    4   bob    green   444  4   4   4
44    6   cindy  -       -    6   -   -
45    8   dave   -       -    8   -   -
46  }
47
48  do_execsql_test join9-$id.101 {
49    SELECT *, t4.id, t5.id, t6.id
50      FROM t4 NATURAL LEFT JOIN t5 NATURAL LEFT JOIN t6
51     ORDER BY id;
52  } {
53    2   alice  orange  -    2   2   -
54    4   bob    green   444  4   4   4
55    6   cindy  -       -    6   -   -
56    8   dave   -       -    8   -   -
57  }
58  do_execsql_test join9-$id.102 {
59    SELECT *, t4.id, t5.id, t6.id
60      FROM t4 LEFT JOIN t5 USING(id) LEFT JOIN t6 USING(id)
61     ORDER BY id;
62  } {
63    2   alice  orange  -    2   2   -
64    4   bob    green   444  4   4   4
65    6   cindy  -       -    6   -   -
66    8   dave   -       -    8   -   -
67  }
68
69  # Verifid by PG-14 using case 1
70  do_execsql_test join9-$id.200 {
71    SELECT id, x, y, z, t4.id, t5.id, t6.id
72      FROM t5 NATURAL RIGHT JOIN t4 NATURAL LEFT JOIN t6
73     ORDER BY 1;
74  } {
75    2   alice  orange  -    2   2   -
76    4   bob    green   444  4   4   4
77    6   cindy  -       -    6   -   -
78    8   dave   -       -    8   -   -
79  }
80
81  do_execsql_test join9-$id.201 {
82    SELECT id, x, y, z, t4.id, t5.id, t6.id
83      FROM t5 NATURAL RIGHT JOIN t4 NATURAL LEFT JOIN t6
84     ORDER BY id;
85  } {
86    2   alice  orange  -    2   2   -
87    4   bob    green   444  4   4   4
88    6   cindy  -       -    6   -   -
89    8   dave   -       -    8   -   -
90  }
91
92  # Verified by PG-14 using case 1
93  do_execsql_test join9-$id.300 {
94    SELECT *, t4.id, t5.id, t6.id
95      FROM t4 NATURAL RIGHT JOIN t5 NATURAL RIGHT JOIN t6
96     ORDER BY 1;
97  } {
98    0   -    -       1000  -   -   0
99    3   -    yellow  333   -   3   3
100    4   bob  green   444   4   4   4
101    5   -    blue    555   -   5   5
102    9   -    -       999   -   -   9
103  }
104
105  do_execsql_test join9-$id.301 {
106    SELECT *, t4.id, t5.id, t6.id
107      FROM t4 NATURAL RIGHT JOIN t5 NATURAL RIGHT JOIN t6
108     ORDER BY id;
109  } {
110    0   -    -       1000  -   -   0
111    3   -    yellow  333   -   3   3
112    4   bob  green   444   4   4   4
113    5   -    blue    555   -   5   5
114    9   -    -       999   -   -   9
115  }
116
117  # Verified by PG-14 for case 1
118  do_execsql_test join9-$id.400 {
119    SELECT *, t4.id, t5.id, t6.id
120      FROM t4 NATURAL FULL JOIN t5 NATURAL FULL JOIN t6
121     ORDER BY 1;
122  } {
123    0    -      -       1000  -   -   0
124    1    -      red     -     -   1   -
125    2    alice  orange  -     2   2   -
126    3    -      yellow  333   -   3   3
127    4    bob    green   444   4   4   4
128    5    -      blue    555   -   5   5
129    6    cindy  -       -     6   -   -
130    8    dave   -       -     8   -   -
131    9    -      -       999   -   -   9
132  }
133
134  do_execsql_test join9-$id.401 {
135    SELECT *, t4.id, t5.id, t6.id
136      FROM t4 NATURAL FULL JOIN t5 NATURAL FULL JOIN t6
137     ORDER BY id;
138  } {
139    0    -      -       1000  -   -   0
140    1    -      red     -     -   1   -
141    2    alice  orange  -     2   2   -
142    3    -      yellow  333   -   3   3
143    4    bob    green   444   4   4   4
144    5    -      blue    555   -   5   5
145    6    cindy  -       -     6   -   -
146    8    dave   -       -     8   -   -
147    9    -      -       999   -   -   9
148  }
149  do_execsql_test join9-$id.402 {
150    SELECT id, x, y, z, t4.id, t5.id, t6.id
151      FROM t4 NATURAL FULL JOIN t6 NATURAL FULL JOIN t5
152     ORDER BY id;
153  } {
154    0    -      -       1000  -   -   0
155    1    -      red     -     -   1   -
156    2    alice  orange  -     2   2   -
157    3    -      yellow  333   -   3   3
158    4    bob    green   444   4   4   4
159    5    -      blue    555   -   5   5
160    6    cindy  -       -     6   -   -
161    8    dave   -       -     8   -   -
162    9    -      -       999   -   -   9
163  }
164}
165finish_test
166