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| 1 #!/usr/bin/tclsh | |
| 2 # | |
| 3 # Run this script using TCLSH to do a speed comparison between | |
| 4 # various versions of SQLite and PostgreSQL and MySQL | |
| 5 # | |
| 6 | |
| 7 # Run a test | |
| 8 # | |
| 9 set cnt 1 | |
| 10 proc runtest {title} { | |
| 11 global cnt | |
| 12 set sqlfile test$cnt.sql | |
| 13 puts "<h2>Test $cnt: $title</h2>" | |
| 14 incr cnt | |
| 15 set fd [open $sqlfile r] | |
| 16 set sql [string trim [read $fd [file size $sqlfile]]] | |
| 17 close $fd | |
| 18 set sx [split $sql \n] | |
| 19 set n [llength $sx] | |
| 20 if {$n>8} { | |
| 21 set sql {} | |
| 22 for {set i 0} {$i<3} {incr i} {append sql [lindex $sx $i]<br>\n} | |
| 23 append sql "<i>... [expr {$n-6}] lines omitted</i><br>\n" | |
| 24 for {set i [expr {$n-3}]} {$i<$n} {incr i} { | |
| 25 append sql [lindex $sx $i]<br>\n | |
| 26 } | |
| 27 } else { | |
| 28 regsub -all \n [string trim $sql] <br> sql | |
| 29 } | |
| 30 puts "<blockquote>" | |
| 31 puts "$sql" | |
| 32 puts "</blockquote><table border=0 cellpadding=0 cellspacing=0>" | |
| 33 set format {<tr><td>%s</td><td align="right"> %.3f</td></tr>} | |
| 34 set delay 1000 | |
| 35 exec sync; after $delay; | |
| 36 set t [time "exec psql drh <$sqlfile" 1] | |
| 37 set t [expr {[lindex $t 0]/1000000.0}] | |
| 38 puts [format $format PostgreSQL: $t] | |
| 39 exec sync; after $delay; | |
| 40 set t [time "exec mysql -f drh <$sqlfile" 1] | |
| 41 set t [expr {[lindex $t 0]/1000000.0}] | |
| 42 puts [format $format MySQL: $t] | |
| 43 # set t [time "exec ./sqlite232 s232.db <$sqlfile" 1] | |
| 44 # set t [expr {[lindex $t 0]/1000000.0}] | |
| 45 # puts [format $format {SQLite 2.3.2:} $t] | |
| 46 # set t [time "exec ./sqlite-100 s100.db <$sqlfile" 1] | |
| 47 # set t [expr {[lindex $t 0]/1000000.0}] | |
| 48 # puts [format $format {SQLite 2.4 (cache=100):} $t] | |
| 49 exec sync; after $delay; | |
| 50 set t [time "exec ./sqlite240 s2k.db <$sqlfile" 1] | |
| 51 set t [expr {[lindex $t 0]/1000000.0}] | |
| 52 puts [format $format {SQLite 2.4:} $t] | |
| 53 exec sync; after $delay; | |
| 54 set t [time "exec ./sqlite240 sns.db <$sqlfile" 1] | |
| 55 set t [expr {[lindex $t 0]/1000000.0}] | |
| 56 puts [format $format {SQLite 2.4 (nosync):} $t] | |
| 57 # set t [time "exec ./sqlite-t1 st1.db <$sqlfile" 1] | |
| 58 # set t [expr {[lindex $t 0]/1000000.0}] | |
| 59 # puts [format $format {SQLite 2.4 (test):} $t] | |
| 60 puts "</table>" | |
| 61 } | |
| 62 | |
| 63 # Initialize the environment | |
| 64 # | |
| 65 expr srand(1) | |
| 66 catch {exec /bin/sh -c {rm -f s*.db}} | |
| 67 set fd [open clear.sql w] | |
| 68 puts $fd { | |
| 69 drop table t1; | |
| 70 drop table t2; | |
| 71 } | |
| 72 close $fd | |
| 73 catch {exec psql drh <clear.sql} | |
| 74 catch {exec mysql drh <clear.sql} | |
| 75 set fd [open 2kinit.sql w] | |
| 76 puts $fd { | |
| 77 PRAGMA default_cache_size=2000; | |
| 78 PRAGMA default_synchronous=on; | |
| 79 } | |
| 80 close $fd | |
| 81 exec ./sqlite240 s2k.db <2kinit.sql | |
| 82 exec ./sqlite-t1 st1.db <2kinit.sql | |
| 83 set fd [open nosync-init.sql w] | |
| 84 puts $fd { | |
| 85 PRAGMA default_cache_size=2000; | |
| 86 PRAGMA default_synchronous=off; | |
| 87 } | |
| 88 close $fd | |
| 89 exec ./sqlite240 sns.db <nosync-init.sql | |
| 90 set ones {zero one two three four five six seven eight nine | |
| 91 ten eleven twelve thirteen fourteen fifteen sixteen seventeen | |
| 92 eighteen nineteen} | |
| 93 set tens {{} ten twenty thirty forty fifty sixty seventy eighty ninety} | |
| 94 proc number_name {n} { | |
| 95 if {$n>=1000} { | |
| 96 set txt "[number_name [expr {$n/1000}]] thousand" | |
| 97 set n [expr {$n%1000}] | |
| 98 } else { | |
| 99 set txt {} | |
| 100 } | |
| 101 if {$n>=100} { | |
| 102 append txt " [lindex $::ones [expr {$n/100}]] hundred" | |
| 103 set n [expr {$n%100}] | |
| 104 } | |
| 105 if {$n>=20} { | |
| 106 append txt " [lindex $::tens [expr {$n/10}]]" | |
| 107 set n [expr {$n%10}] | |
| 108 } | |
| 109 if {$n>0} { | |
| 110 append txt " [lindex $::ones $n]" | |
| 111 } | |
| 112 set txt [string trim $txt] | |
| 113 if {$txt==""} {set txt zero} | |
| 114 return $txt | |
| 115 } | |
| 116 | |
| 117 | |
| 118 set fd [open test$cnt.sql w] | |
| 119 puts $fd "BEGIN;" | |
| 120 puts $fd "CREATE TABLE t1(a INTEGER, b INTEGER, c VARCHAR(100));" | |
| 121 for {set i 1} {$i<=25000} {incr i} { | |
| 122 set r [expr {int(rand()*500000)}] | |
| 123 puts $fd "INSERT INTO t1 VALUES($i,$r,'[number_name $r]');" | |
| 124 } | |
| 125 puts $fd "COMMIT;" | |
| 126 close $fd | |
| 127 runtest {25000 INSERTs in a transaction} | |
| 128 | |
| 129 | |
| 130 set fd [open test$cnt.sql w] | |
| 131 puts $fd "DELETE FROM t1;" | |
| 132 close $fd | |
| 133 runtest {DELETE everything} | |
| 134 | |
| 135 | |
| 136 set fd [open test$cnt.sql w] | |
| 137 puts $fd "BEGIN;" | |
| 138 for {set i 1} {$i<=25000} {incr i} { | |
| 139 set r [expr {int(rand()*500000)}] | |
| 140 puts $fd "INSERT INTO t1 VALUES($i,$r,'[number_name $r]');" | |
| 141 } | |
| 142 puts $fd "COMMIT;" | |
| 143 close $fd | |
| 144 runtest {25000 INSERTs in a transaction} | |
| 145 | |
| 146 | |
| 147 set fd [open test$cnt.sql w] | |
| 148 puts $fd "DELETE FROM t1;" | |
| 149 close $fd | |
| 150 runtest {DELETE everything} | |
| 151 | |
| 152 | |
| 153 set fd [open test$cnt.sql w] | |
| 154 puts $fd "BEGIN;" | |
| 155 for {set i 1} {$i<=25000} {incr i} { | |
| 156 set r [expr {int(rand()*500000)}] | |
| 157 puts $fd "INSERT INTO t1 VALUES($i,$r,'[number_name $r]');" | |
| 158 } | |
| 159 puts $fd "COMMIT;" | |
| 160 close $fd | |
| 161 runtest {25000 INSERTs in a transaction} | |
| 162 | |
| 163 | |
| 164 set fd [open test$cnt.sql w] | |
| 165 puts $fd "DELETE FROM t1;" | |
| 166 close $fd | |
| 167 runtest {DELETE everything} | |
| 168 | |
| 169 | |
| 170 set fd [open test$cnt.sql w] | |
| 171 puts $fd "BEGIN;" | |
| 172 for {set i 1} {$i<=25000} {incr i} { | |
| 173 set r [expr {int(rand()*500000)}] | |
| 174 puts $fd "INSERT INTO t1 VALUES($i,$r,'[number_name $r]');" | |
| 175 } | |
| 176 puts $fd "COMMIT;" | |
| 177 close $fd | |
| 178 runtest {25000 INSERTs in a transaction} | |
| 179 | |
| 180 | |
| 181 set fd [open test$cnt.sql w] | |
| 182 puts $fd "DELETE FROM t1;" | |
| 183 close $fd | |
| 184 runtest {DELETE everything} | |
| 185 | |
| 186 | |
| 187 set fd [open test$cnt.sql w] | |
| 188 puts $fd "BEGIN;" | |
| 189 for {set i 1} {$i<=25000} {incr i} { | |
| 190 set r [expr {int(rand()*500000)}] | |
| 191 puts $fd "INSERT INTO t1 VALUES($i,$r,'[number_name $r]');" | |
| 192 } | |
| 193 puts $fd "COMMIT;" | |
| 194 close $fd | |
| 195 runtest {25000 INSERTs in a transaction} | |
| 196 | |
| 197 | |
| 198 set fd [open test$cnt.sql w] | |
| 199 puts $fd "DELETE FROM t1;" | |
| 200 close $fd | |
| 201 runtest {DELETE everything} | |
| 202 | |
| 203 | |
| 204 set fd [open test$cnt.sql w] | |
| 205 puts $fd {DROP TABLE t1;} | |
| 206 close $fd | |
| 207 runtest {DROP TABLE} | |
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