| Index: third_party/sqlite/tool/speedtest.tcl
|
| ===================================================================
|
| --- third_party/sqlite/tool/speedtest.tcl (revision 56608)
|
| +++ third_party/sqlite/tool/speedtest.tcl (working copy)
|
| @@ -1,275 +0,0 @@
|
| -#!/usr/bin/tclsh
|
| -#
|
| -# Run this script using TCLSH to do a speed comparison between
|
| -# various versions of SQLite and PostgreSQL and MySQL
|
| -#
|
| -
|
| -# Run a test
|
| -#
|
| -set cnt 1
|
| -proc runtest {title} {
|
| - global cnt
|
| - set sqlfile test$cnt.sql
|
| - puts "<h2>Test $cnt: $title</h2>"
|
| - incr cnt
|
| - set fd [open $sqlfile r]
|
| - set sql [string trim [read $fd [file size $sqlfile]]]
|
| - close $fd
|
| - set sx [split $sql \n]
|
| - set n [llength $sx]
|
| - if {$n>8} {
|
| - set sql {}
|
| - for {set i 0} {$i<3} {incr i} {append sql [lindex $sx $i]<br>\n}
|
| - append sql "<i>... [expr {$n-6}] lines omitted</i><br>\n"
|
| - for {set i [expr {$n-3}]} {$i<$n} {incr i} {
|
| - append sql [lindex $sx $i]<br>\n
|
| - }
|
| - } else {
|
| - regsub -all \n [string trim $sql] <br> sql
|
| - }
|
| - puts "<blockquote>"
|
| - puts "$sql"
|
| - puts "</blockquote><table border=0 cellpadding=0 cellspacing=0>"
|
| - set format {<tr><td>%s</td><td align="right"> %.3f</td></tr>}
|
| - set delay 1000
|
| -# exec sync; after $delay;
|
| -# set t [time "exec psql drh <$sqlfile" 1]
|
| -# set t [expr {[lindex $t 0]/1000000.0}]
|
| -# puts [format $format PostgreSQL: $t]
|
| - exec sync; after $delay;
|
| - set t [time "exec mysql -f drh <$sqlfile" 1]
|
| - set t [expr {[lindex $t 0]/1000000.0}]
|
| - puts [format $format MySQL: $t]
|
| -# set t [time "exec ./sqlite232 s232.db <$sqlfile" 1]
|
| -# set t [expr {[lindex $t 0]/1000000.0}]
|
| -# puts [format $format {SQLite 2.3.2:} $t]
|
| -# set t [time "exec ./sqlite-100 s100.db <$sqlfile" 1]
|
| -# set t [expr {[lindex $t 0]/1000000.0}]
|
| -# puts [format $format {SQLite 2.4 (cache=100):} $t]
|
| - exec sync; after $delay;
|
| - set t [time "exec ./sqlite248 s2k.db <$sqlfile" 1]
|
| - set t [expr {[lindex $t 0]/1000000.0}]
|
| - puts [format $format {SQLite 2.4.8:} $t]
|
| - exec sync; after $delay;
|
| - set t [time "exec ./sqlite248 sns.db <$sqlfile" 1]
|
| - set t [expr {[lindex $t 0]/1000000.0}]
|
| - puts [format $format {SQLite 2.4.8 (nosync):} $t]
|
| - exec sync; after $delay;
|
| - set t [time "exec ./sqlite2412 s2kb.db <$sqlfile" 1]
|
| - set t [expr {[lindex $t 0]/1000000.0}]
|
| - puts [format $format {SQLite 2.4.12:} $t]
|
| - exec sync; after $delay;
|
| - set t [time "exec ./sqlite2412 snsb.db <$sqlfile" 1]
|
| - set t [expr {[lindex $t 0]/1000000.0}]
|
| - puts [format $format {SQLite 2.4.12 (nosync):} $t]
|
| -# set t [time "exec ./sqlite-t1 st1.db <$sqlfile" 1]
|
| -# set t [expr {[lindex $t 0]/1000000.0}]
|
| -# puts [format $format {SQLite 2.4 (test):} $t]
|
| - puts "</table>"
|
| -}
|
| -
|
| -# Initialize the environment
|
| -#
|
| -expr srand(1)
|
| -catch {exec /bin/sh -c {rm -f s*.db}}
|
| -set fd [open clear.sql w]
|
| -puts $fd {
|
| - drop table t1;
|
| - drop table t2;
|
| -}
|
| -close $fd
|
| -catch {exec psql drh <clear.sql}
|
| -catch {exec mysql drh <clear.sql}
|
| -set fd [open 2kinit.sql w]
|
| -puts $fd {
|
| - PRAGMA default_cache_size=2000;
|
| - PRAGMA default_synchronous=on;
|
| -}
|
| -close $fd
|
| -exec ./sqlite248 s2k.db <2kinit.sql
|
| -exec ./sqlite2412 s2kb.db <2kinit.sql
|
| -set fd [open nosync-init.sql w]
|
| -puts $fd {
|
| - PRAGMA default_cache_size=2000;
|
| - PRAGMA default_synchronous=off;
|
| -}
|
| -close $fd
|
| -exec ./sqlite248 sns.db <nosync-init.sql
|
| -exec ./sqlite2412 snsb.db <nosync-init.sql
|
| -set ones {zero one two three four five six seven eight nine
|
| - ten eleven twelve thirteen fourteen fifteen sixteen seventeen
|
| - eighteen nineteen}
|
| -set tens {{} ten twenty thirty forty fifty sixty seventy eighty ninety}
|
| -proc number_name {n} {
|
| - if {$n>=1000} {
|
| - set txt "[number_name [expr {$n/1000}]] thousand"
|
| - set n [expr {$n%1000}]
|
| - } else {
|
| - set txt {}
|
| - }
|
| - if {$n>=100} {
|
| - append txt " [lindex $::ones [expr {$n/100}]] hundred"
|
| - set n [expr {$n%100}]
|
| - }
|
| - if {$n>=20} {
|
| - append txt " [lindex $::tens [expr {$n/10}]]"
|
| - set n [expr {$n%10}]
|
| - }
|
| - if {$n>0} {
|
| - append txt " [lindex $::ones $n]"
|
| - }
|
| - set txt [string trim $txt]
|
| - if {$txt==""} {set txt zero}
|
| - return $txt
|
| -}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd "CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100));"
|
| -for {set i 1} {$i<=1000} {incr i} {
|
| - set r [expr {int(rand()*100000)}]
|
| - puts $fd "INSERT INTO t1 VALUES($i,$r,'[number_name $r]');"
|
| -}
|
| -close $fd
|
| -runtest {1000 INSERTs}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd "BEGIN;"
|
| -puts $fd "CREATE TABLE t2(a INTEGER, b INTEGER, c VARCHAR(100));"
|
| -for {set i 1} {$i<=25000} {incr i} {
|
| - set r [expr {int(rand()*500000)}]
|
| - puts $fd "INSERT INTO t2 VALUES($i,$r,'[number_name $r]');"
|
| -}
|
| -puts $fd "COMMIT;"
|
| -close $fd
|
| -runtest {25000 INSERTs in a transaction}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -for {set i 0} {$i<100} {incr i} {
|
| - set lwr [expr {$i*100}]
|
| - set upr [expr {($i+10)*100}]
|
| - puts $fd "SELECT count(*), avg(b) FROM t2 WHERE b>=$lwr AND b<$upr;"
|
| -}
|
| -close $fd
|
| -runtest {100 SELECTs without an index}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -for {set i 1} {$i<=100} {incr i} {
|
| - puts $fd "SELECT count(*), avg(b) FROM t2 WHERE c LIKE '%[number_name $i]%';"
|
| -}
|
| -close $fd
|
| -runtest {100 SELECTs on a string comparison}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd {CREATE INDEX i2a ON t2(a);}
|
| -puts $fd {CREATE INDEX i2b ON t2(b);}
|
| -close $fd
|
| -runtest {Creating an index}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -for {set i 0} {$i<5000} {incr i} {
|
| - set lwr [expr {$i*100}]
|
| - set upr [expr {($i+1)*100}]
|
| - puts $fd "SELECT count(*), avg(b) FROM t2 WHERE b>=$lwr AND b<$upr;"
|
| -}
|
| -close $fd
|
| -runtest {5000 SELECTs with an index}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd "BEGIN;"
|
| -for {set i 0} {$i<1000} {incr i} {
|
| - set lwr [expr {$i*10}]
|
| - set upr [expr {($i+1)*10}]
|
| - puts $fd "UPDATE t1 SET b=b*2 WHERE a>=$lwr AND a<$upr;"
|
| -}
|
| -puts $fd "COMMIT;"
|
| -close $fd
|
| -runtest {1000 UPDATEs without an index}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd "BEGIN;"
|
| -for {set i 1} {$i<=25000} {incr i} {
|
| - set r [expr {int(rand()*500000)}]
|
| - puts $fd "UPDATE t2 SET b=$r WHERE a=$i;"
|
| -}
|
| -puts $fd "COMMIT;"
|
| -close $fd
|
| -runtest {25000 UPDATEs with an index}
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd "BEGIN;"
|
| -for {set i 1} {$i<=25000} {incr i} {
|
| - set r [expr {int(rand()*500000)}]
|
| - puts $fd "UPDATE t2 SET c='[number_name $r]' WHERE a=$i;"
|
| -}
|
| -puts $fd "COMMIT;"
|
| -close $fd
|
| -runtest {25000 text UPDATEs with an index}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd "BEGIN;"
|
| -puts $fd "INSERT INTO t1 SELECT * FROM t2;"
|
| -puts $fd "INSERT INTO t2 SELECT * FROM t1;"
|
| -puts $fd "COMMIT;"
|
| -close $fd
|
| -runtest {INSERTs from a SELECT}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd {DELETE FROM t2 WHERE c LIKE '%fifty%';}
|
| -close $fd
|
| -runtest {DELETE without an index}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd {DELETE FROM t2 WHERE a>10 AND a<20000;}
|
| -close $fd
|
| -runtest {DELETE with an index}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd {INSERT INTO t2 SELECT * FROM t1;}
|
| -close $fd
|
| -runtest {A big INSERT after a big DELETE}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd {BEGIN;}
|
| -puts $fd {DELETE FROM t1;}
|
| -for {set i 1} {$i<=3000} {incr i} {
|
| - set r [expr {int(rand()*100000)}]
|
| - puts $fd "INSERT INTO t1 VALUES($i,$r,'[number_name $r]');"
|
| -}
|
| -puts $fd {COMMIT;}
|
| -close $fd
|
| -runtest {A big DELETE followed by many small INSERTs}
|
| -
|
| -
|
| -
|
| -set fd [open test$cnt.sql w]
|
| -puts $fd {DROP TABLE t1;}
|
| -puts $fd {DROP TABLE t2;}
|
| -close $fd
|
| -runtest {DROP TABLE}
|
|
|