1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
#pragma ident "%Z%%M% %I% %E% SMI"
# 2001 September 15
#
# 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 VACUUM statement.
#
# $Id: vacuum.test,v 1.15 2004/02/14 16:31:04 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
proc cksum {{db db}} {
set txt [$db eval {SELECT name, type, sql FROM sqlite_master}]\n
foreach tbl [$db eval {SELECT name FROM sqlite_master WHERE type='table'}] {
append txt [$db eval "SELECT * FROM $tbl"]\n
}
foreach prag {default_synchronous default_cache_size} {
append txt $prag-[$db eval "PRAGMA $prag"]\n
}
set cksum [string length $txt]-[md5 $txt]
# puts $cksum-[file size test.db]
return $cksum
}
do_test vacuum-1.1 {
execsql {
BEGIN;
CREATE TABLE t1(a INTEGER PRIMARY KEY, b, c);
INSERT INTO t1 VALUES(NULL,randstr(10,100),randstr(5,50));
INSERT INTO t1 VALUES(123456,randstr(10,100),randstr(5,50));
INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
INSERT INTO t1 SELECT NULL, b||'-'||rowid, c||'-'||rowid FROM t1;
CREATE INDEX i1 ON t1(b,c);
CREATE TABLE t2 AS SELECT * FROM t1;
COMMIT;
DROP TABLE t2;
}
set ::size1 [file size test.db]
set ::cksum [cksum]
expr {$::cksum!=""}
} {1}
do_test vacuum-1.2 {
execsql {
VACUUM;
}
cksum
} $cksum
do_test vacuum-1.3 {
expr {[file size test.db]<$::size1}
} {1}
do_test vacuum-1.4 {
execsql {
BEGIN;
CREATE TABLE t2 AS SELECT * FROM t1;
CREATE TABLE t3 AS SELECT * FROM t1;
CREATE VIEW v1 AS SELECT b, c FROM t3;
CREATE TRIGGER r1 AFTER DELETE ON t2 BEGIN
SELECT 1;
END;
COMMIT;
DROP TABLE t2;
}
set ::size1 [file size test.db]
set ::cksum [cksum]
expr {$::cksum!=""}
} {1}
do_test vacuum-1.5 {
execsql {
VACUUM;
}
cksum
} $cksum
do_test vacuum-1.6 {
expr {[file size test.db]<$::size1}
} {1}
do_test vacuum-2.1 {
catchsql {
BEGIN;
VACUUM;
COMMIT;
}
} {1 {cannot VACUUM from within a transaction}}
catch {db eval COMMIT}
do_test vacuum-2.2 {
sqlite db2 test.db
execsql {
BEGIN;
CREATE TABLE t4 AS SELECT * FROM t1;
CREATE TABLE t5 AS SELECT * FROM t1;
COMMIT;
DROP TABLE t4;
DROP TABLE t5;
} db2
set ::cksum [cksum db2]
catchsql {
VACUUM
}
} {0 {}}
do_test vacuum-2.3 {
cksum
} $cksum
do_test vacuum-2.4 {
catch {db2 eval {SELECT count(*) FROM sqlite_master}}
cksum db2
} $cksum
# Ticket #427. Make sure VACUUM works when the EMPTY_RESULT_CALLBACKS
# pragma is turned on.
#
do_test vacuum-3.1 {
db close
db2 close
file delete test.db
sqlite db test.db
execsql {
PRAGMA empty_result_callbacks=on;
VACUUM;
}
} {}
# Ticket #464. Make sure VACUUM works with the sqlite_compile() API.
#
do_test vacuum-4.1 {
db close
set DB [sqlite db test.db]
set VM [sqlite_compile $DB {VACUUM} TAIL]
sqlite_step $VM N VALUES COLNAMES
} {SQLITE_DONE}
do_test vacuum-4.2 {
sqlite_finalize $VM
} {}
# Ticket #515. VACUUM after deleting and recreating the table that
# a view refers to.
#
do_test vacuum-5.1 {
db close
file delete -force test.db
sqlite db test.db
catchsql {
CREATE TABLE Test (TestID int primary key);
INSERT INTO Test VALUES (NULL);
CREATE VIEW viewTest AS SELECT * FROM Test;
BEGIN;
CREATE TEMP TABLE tempTest (TestID int primary key, Test2 int NULL);
INSERT INTO tempTest SELECT TestID, 1 FROM Test;
DROP TABLE Test;
CREATE TABLE Test(TestID int primary key, Test2 int NULL);
INSERT INTO Test SELECT * FROM tempTest;
COMMIT;
VACUUM;
}
} {0 {}}
do_test vacuum-5.2 {
catchsql {
VACUUM;
}
} {0 {}}
# finish_test
|
