mirrors/sqlite
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Use the cache with loading a large table in select2-2.0. (CVS 2272)

Browse Source 
FossilOrigin-Name: bd65b1805c116a9073a01164d77e2bfd4ab3b447
This commit is contained in:
drh 2005-01-24 12:46:14 +00:00
parent a21c6b6fe0
commit 190765c470
3 changed files with 45 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
manifest
View File

@ -1,5 +1,5 @@
C Modifications\sand\sbugfixes\sso\sthat\sthe\stest\ssuite\spasses\swith\sthe\sTCL\sstatement\scache\sturned\son.\s(CVS\s2271)
D 2005-01-24T10:25:59
C Use\sthe\scache\swith\sloading\sa\slarge\stable\sin\sselect2-2.0.\s(CVS\s2272)
D 2005-01-24T12:46:14
F Makefile.in ffd81f5e926d40b457071b4de8d7c1fa18f39b5a
F Makefile.linux-gcc a9e5a0d309fa7c38e7c14d3ecf7690879d3a5457
F README a01693e454a00cc117967e3f9fdab2d4d52e9bc1
@ -176,7 +176,7 @@ F test/rowid.test 040a3bef06f970c45f5fcd14b2355f7f4d62f0cf
F test/safety.test 907b64fee719554a3622853812af3886fddbbb4f
F test/schema.test ccaceafa6c0031489f7e927f0449bef360530387
F test/select1.test ad700a2a1c325a23a7206ad4d189e33917de526f
F test/select2.test 91a2225926039b0d1687840735c284dbbf89f0bc
F test/select2.test 04103fbd55fca9558fd79d637fb7819d9d0b2f52
F test/select3.test 9de435aa84fc406708cd8dc1b1d60e7f27cea685
F test/select4.test c239f516aa31f42f2ef7c6d7cd01105f08f934ca
F test/select5.test 94db800bbeff2e426c0175e07f7a71d4617853b5
@ -272,7 +272,7 @@ F www/tclsqlite.tcl e73f8f8e5f20e8277619433f7970060ab01088fc
F www/vdbe.tcl 095f106d93875c94b47367384ebc870517431618
F www/version3.tcl 092a01f5ef430d2c4acc0ae558d74c4bb89638a0
F www/whentouse.tcl 3e522a06ad41992023c80ca29a048ae2331ca5bd
P 8beae3ff8cbe23f20eb242187edbdb72133a24c3
R e210e6d8b7fc1de8bf1fafd9d7f898f8
U danielk1977
Z 83dc4420463960a142888db523f30157
P d5233e0747789dea04d35a8350b408321d23a64d
R 64d7764e37b156dc0893bed779bcbc1f
U drh
Z b35e1974cc6fc16a36be9de3cc4530ba

2
manifest.uuid
View File

@ -1 +1 @@
d5233e0747789dea04d35a8350b408321d23a64d
bd65b1805c116a9073a01164d77e2bfd4ab3b447

45
test/select2.test
View File

@ -11,7 +11,7 @@
# This file implements regression tests for SQLite library. The
# focus of this file is testing the SELECT statement.
#
# $Id: select2.test,v 1.22 2004/05/28 11:37:29 danielk1977 Exp $
# $Id: select2.test,v 1.23 2005/01/24 12:46:14 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -56,15 +56,44 @@ do_test select2-1.2 {
set r
} {4: 2 3 4}
# Create a largish table
# Create a largish table. Do this twice, once using the TCL cache and once
# without. Compare the performance to make sure things go faster with the
# cache turned on.
#
do_test select2-2.0 {
execsql {CREATE TABLE tbl2(f1 int, f2 int, f3 int); BEGIN;}
for {set i 1} {$i<=30000} {incr i} {
execsql "INSERT INTO tbl2 VALUES($i,[expr {$i*2}],[expr {$i*3}])"
}
execsql {COMMIT}
ifcapable tclvar {
do_test select2-2.0.1 {
set t1 [time {
execsql {CREATE TABLE tbl2(f1 int, f2 int, f3 int); BEGIN;}
for {set i 1} {$i<=30000} {incr i} {
set i2 [expr {$i*2}]
set i3 [expr {$i*3}]
db eval {INSERT INTO tbl2 VALUES($i,$i2,$i3)}
}
execsql {COMMIT}
}]
set result {}
} {}
puts "time with cache: $::t1"
}
catch {execsql {DROP TABLE tbl2}}
do_test select2-2.0.2 {
set t2 [time {
execsql {CREATE TABLE tbl2(f1 int, f2 int, f3 int); BEGIN;}
for {set i 1} {$i<=30000} {incr i} {
set i2 [expr {$i*2}]
set i3 [expr {$i*3}]
execsql "INSERT INTO tbl2 VALUES($i,$i2,$i3)"
}
execsql {COMMIT}
}]
set result {}
} {}
puts "time without cache: $t2"
ifcapable tclvar {
do_test select2-2.0.3 {
expr {[lindex $t1 0]<[lindex $t2 0]}
} 1
}
do_test select2-2.1 {
execsql {SELECT count(*) FROM tbl2}