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Issue 2363173002: [sqlite] Remove obsolete reference version 3.8.7.4. (Closed)
Patch Set: Created 4 years, 2 months ago
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1 # 2008 March 21
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. The
12 # focus of this script is measuring executing speed.
13 #
14 # This is a copy of speed1.test modified to user prepared statements.
15 #
16 # $Id: speed1p.test,v 1.7 2009/04/09 01:23:49 drh Exp $
17 #
18
19 sqlite3_shutdown
20 #sqlite3_config_scratch 29000 1
21 set old_lookaside [sqlite3_config_lookaside 2048 300]
22 #sqlite3_config_pagecache 1024 11000
23 set testdir [file dirname $argv0]
24 source $testdir/tester.tcl
25 speed_trial_init speed1
26
27 sqlite3_memdebug_vfs_oom_test 0
28
29 # Set a uniform random seed
30 expr srand(0)
31
32 # The number_name procedure below converts its argment (an integer)
33 # into a string which is the English-language name for that number.
34 #
35 # Example:
36 #
37 # puts [number_name 123] -> "one hundred twenty three"
38 #
39 set ones {zero one two three four five six seven eight nine
40 ten eleven twelve thirteen fourteen fifteen sixteen seventeen
41 eighteen nineteen}
42 set tens {{} ten twenty thirty forty fifty sixty seventy eighty ninety}
43 proc number_name {n} {
44 if {$n>=1000} {
45 set txt "[number_name [expr {$n/1000}]] thousand"
46 set n [expr {$n%1000}]
47 } else {
48 set txt {}
49 }
50 if {$n>=100} {
51 append txt " [lindex $::ones [expr {$n/100}]] hundred"
52 set n [expr {$n%100}]
53 }
54 if {$n>=20} {
55 append txt " [lindex $::tens [expr {$n/10}]]"
56 set n [expr {$n%10}]
57 }
58 if {$n>0} {
59 append txt " [lindex $::ones $n]"
60 }
61 set txt [string trim $txt]
62 if {$txt==""} {set txt zero}
63 return $txt
64 }
65
66 # Create a database schema.
67 #
68 do_test speed1p-1.0 {
69 execsql {
70 PRAGMA page_size=1024;
71 PRAGMA cache_size=500;
72 PRAGMA locking_mode=EXCLUSIVE;
73 CREATE TABLE t1(a INTEGER, b INTEGER, c TEXT);
74 CREATE TABLE t2(a INTEGER, b INTEGER, c TEXT);
75 CREATE INDEX i2a ON t2(a);
76 CREATE INDEX i2b ON t2(b);
77 }
78 execsql {
79 SELECT name FROM sqlite_master ORDER BY 1;
80 }
81 } {i2a i2b t1 t2}
82
83 # 50000 INSERTs on an unindexed table
84 #
85 set list {}
86 for {set i 1} {$i<=50000} {incr i} {
87 set r [expr {int(rand()*500000)}]
88 set x [number_name $r]
89 lappend list $i $r $x
90 }
91 set script {
92 foreach {i r x} $::list {
93 db eval {INSERT INTO t1 VALUES($i,$r,$x)}
94 }
95 }
96 db eval BEGIN
97 speed_trial_tcl speed1p-insert1 50000 row $script
98 db eval COMMIT
99
100 # 50000 INSERTs on an indexed table
101 #
102 set list {}
103 for {set i 1} {$i<=50000} {incr i} {
104 set r [expr {int(rand()*500000)}]
105 set x [number_name $r]
106 lappend list $i $r $x
107 }
108 set script {
109 foreach {i r x} $::list {
110 db eval {INSERT INTO t2 VALUES($i,$r,$x)}
111 }
112 }
113 db eval BEGIN
114 speed_trial_tcl speed1p-insert2 50000 row $script
115 db eval COMMIT
116
117
118
119 # 50 SELECTs on an integer comparison. There is no index so
120 # a full table scan is required.
121 #
122 set list {}
123 for {set i 0} {$i<50} {incr i} {
124 set lwr [expr {$i*100}]
125 set upr [expr {($i+10)*100}]
126 lappend list $lwr $upr
127 }
128 set script {
129 foreach {lwr upr} $::list {
130 db eval {SELECT count(*), avg(b) FROM t1 WHERE b>=$lwr AND b<$upr}
131 }
132 }
133 db eval BEGIN
134 speed_trial_tcl speed1p-select1 [expr {50*50000}] row $script
135 db eval COMMIT
136
137 # 50 SELECTs on an LIKE comparison. There is no index so a full
138 # table scan is required.
139 #
140 set list {}
141 for {set i 0} {$i<50} {incr i} {
142 lappend list "%[number_name $i]%"
143 }
144 set script {
145 foreach pattern $::list {
146 db eval {SELECT count(*), avg(b) FROM t1 WHERE c LIKE $pattern}
147 }
148 }
149 db eval BEGIN
150 speed_trial_tcl speed1p-select2 [expr {50*50000}] row $script
151 db eval COMMIT
152
153 # Create indices
154 #
155 db eval BEGIN
156 speed_trial speed1p-createidx 150000 row {
157 CREATE INDEX i1a ON t1(a);
158 CREATE INDEX i1b ON t1(b);
159 CREATE INDEX i1c ON t1(c);
160 }
161 db eval COMMIT
162
163 # 5000 SELECTs on an integer comparison where the integer is
164 # indexed.
165 #
166 set list {}
167 for {set i 0} {$i<5000} {incr i} {
168 set lwr [expr {$i*100}]
169 set upr [expr {($i+10)*100}]
170 lappend list $lwr $upr
171 }
172 set script {
173 foreach {lwr upr} $::list {
174 db eval {SELECT count(*), avg(b) FROM t1 WHERE b>=$lwr AND b<$upr}
175 }
176 }
177 db eval BEGIN
178 speed_trial_tcl speed1p-select3 5000 stmt $script
179 db eval COMMIT
180
181 # 100000 random SELECTs against rowid.
182 #
183 set list {}
184 for {set i 1} {$i<=100000} {incr i} {
185 set id [expr {int(rand()*50000)+1}]
186 lappend list $id
187 }
188 set script {
189 foreach id $::list {
190 db eval {SELECT c FROM t1 WHERE rowid=$id}
191 }
192 }
193 db eval BEGIN
194 speed_trial_tcl speed1p-select4 100000 row $script
195 db eval COMMIT
196
197 # 100000 random SELECTs against a unique indexed column.
198 #
199 set list {}
200 for {set i 1} {$i<=100000} {incr i} {
201 set id [expr {int(rand()*50000)+1}]
202 lappend list $id
203 }
204 set script {
205 foreach id $::list {
206 db eval {SELECT c FROM t1 WHERE a=$id}
207 }
208 }
209 db eval BEGIN
210 speed_trial_tcl speed1p-select5 100000 row $script
211 db eval COMMIT
212
213 # 50000 random SELECTs against an indexed column text column
214 #
215 set list [db eval {SELECT c FROM t1 ORDER BY random() LIMIT 50000}]
216 set script {
217 foreach c $::list {
218 db eval {SELECT c FROM t1 WHERE c=$c}
219 }
220 }
221 db eval BEGIN
222 speed_trial_tcl speed1p-select6 50000 row $script
223 db eval COMMIT
224
225
226 # Vacuum
227 speed_trial speed1p-vacuum 100000 row VACUUM
228
229 # 5000 updates of ranges where the field being compared is indexed.
230 #
231 set list {}
232 for {set i 0} {$i<5000} {incr i} {
233 set lwr [expr {$i*2}]
234 set upr [expr {($i+1)*2}]
235 lappend list $lwr $upr
236 }
237 set script {
238 foreach {lwr upr} $::list {
239 db eval {UPDATE t1 SET b=b*2 WHERE a>=$lwr AND a<$upr}
240 }
241 }
242 db eval BEGIN
243 speed_trial_tcl speed1p-update1 5000 stmt $script
244 db eval COMMIT
245
246 # 50000 single-row updates. An index is used to find the row quickly.
247 #
248 set list {}
249 for {set i 0} {$i<50000} {incr i} {
250 set r [expr {int(rand()*500000)}]
251 lappend list $i $r
252 }
253 set script {
254 foreach {i r} $::list {
255 db eval {UPDATE t1 SET b=$r WHERE a=$i}
256 }
257 }
258 db eval BEGIN
259 speed_trial_tcl speed1p-update2 50000 row $script
260 db eval COMMIT
261
262 # 1 big text update that touches every row in the table.
263 #
264 speed_trial speed1p-update3 50000 row {
265 UPDATE t1 SET c=a;
266 }
267
268 # Many individual text updates. Each row in the table is
269 # touched through an index.
270 #
271 set list {}
272 for {set i 1} {$i<=50000} {incr i} {
273 set r [expr {int(rand()*500000)}]
274 lappend list $i [number_name $r]
275 }
276 set script {
277 foreach {i x} $::list {
278 db eval {UPDATE t1 SET c=$x WHERE a=$i}
279 }
280 }
281 db eval BEGIN
282 speed_trial_tcl speed1p-update4 50000 row $script
283 db eval COMMIT
284
285 # Delete all content in a table.
286 #
287 speed_trial speed1p-delete1 50000 row {DELETE FROM t1}
288
289 # Copy one table into another
290 #
291 speed_trial speed1p-copy1 50000 row {INSERT INTO t1 SELECT * FROM t2}
292
293 # Delete all content in a table, one row at a time.
294 #
295 speed_trial speed1p-delete2 50000 row {DELETE FROM t1 WHERE 1}
296
297 # Refill the table yet again
298 #
299 speed_trial speed1p-copy2 50000 row {INSERT INTO t1 SELECT * FROM t2}
300
301 # Drop the table and recreate it without its indices.
302 #
303 db eval BEGIN
304 speed_trial speed1p-drop1 50000 row {
305 DROP TABLE t1;
306 CREATE TABLE t1(a INTEGER, b INTEGER, c TEXT);
307 }
308 db eval COMMIT
309
310 # Refill the table yet again. This copy should be faster because
311 # there are no indices to deal with.
312 #
313 speed_trial speed1p-copy3 50000 row {INSERT INTO t1 SELECT * FROM t2}
314
315 # Select 20000 rows from the table at random.
316 #
317 speed_trial speed1p-random1 50000 row {
318 SELECT rowid FROM t1 ORDER BY random() LIMIT 20000
319 }
320
321 # Delete 20000 random rows from the table.
322 #
323 speed_trial speed1p-random-del1 20000 row {
324 DELETE FROM t1 WHERE rowid IN
325 (SELECT rowid FROM t1 ORDER BY random() LIMIT 20000)
326 }
327 do_test speed1p-1.1 {
328 db one {SELECT count(*) FROM t1}
329 } 30000
330
331 # Delete 20000 more rows at random from the table.
332 #
333 speed_trial speed1p-random-del2 20000 row {
334 DELETE FROM t1 WHERE rowid IN
335 (SELECT rowid FROM t1 ORDER BY random() LIMIT 20000)
336 }
337 do_test speed1p-1.2 {
338 db one {SELECT count(*) FROM t1}
339 } 10000
340 speed_trial_summary speed1
341
342 db close
343 sqlite3_shutdown
344 eval sqlite3_config_lookaside $old_lookaside
345 sqlite3_initialize
346 autoinstall_test_functions
347 finish_test
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