[sqlite] Remove obsolete reference version 3.8.7.4.

third_party/sqlite/sqlite-src-3080704/test/speed2.test

Index: third_party/sqlite/sqlite-src-3080704/test/speed2.test
diff --git a/third_party/sqlite/sqlite-src-3080704/test/speed2.test b/third_party/sqlite/sqlite-src-3080704/test/speed2.test
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-# 2006 November 23
-#
-# 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 script is measuring executing speed.
-#
-# $Id: speed2.test,v 1.7 2007/04/16 15:02:20 drh Exp $
-#
-
-set testdir [file dirname $argv0]
-source $testdir/tester.tcl
-speed_trial_init speed2
-
-# Set a uniform random seed
-expr srand(0)
-
-set sqlout [open speed2.txt w]
-proc tracesql {sql} {
-  puts $::sqlout $sql\;
-}
-#db trace tracesql
-
-# The number_name procedure below converts its argment (an integer)
-# into a string which is the English-language name for that number.
-#
-# Example:
-#
-#     puts [number_name 123]   ->  "one hundred twenty three"
-#
-set ones {zero one two three four five six seven eight nine
-          ten eleven twelve thirteen fourteen fifteen sixteen seventeen
-          eighteen nineteen}
-set tens {{} ten twenty thirty forty fifty sixty seventy eighty ninety}
-proc number_name {n} {
-  if {$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 $txt
-}
-
-# Create a database schema.
-#
-do_test speed2-1.0 {
-  execsql {
-    PRAGMA page_size=1024;
-    PRAGMA cache_size=8192;
-    PRAGMA locking_mode=EXCLUSIVE;
-    CREATE TABLE t1(a INTEGER, b INTEGER, c TEXT);
-    CREATE TABLE t2(a INTEGER, b INTEGER, c TEXT);
-    CREATE INDEX i2a ON t2(a);
-    CREATE INDEX i2b ON t2(b);
-  }
-  execsql {
-    SELECT name FROM sqlite_master ORDER BY 1;
-  }
-} {i2a i2b t1 t2}
-
-
-# 50000 INSERTs on an unindexed table
-#
-set sql {}
-for {set i 1} {$i<=50000} {incr i} {
-  set r [expr {int(rand()*500000)}]
-  append sql "INSERT INTO t1 VALUES($i,$r,'[number_name $r]');\n"
-}
-db eval BEGIN
-speed_trial speed2-insert1 50000 row $sql
-db eval COMMIT
-
-# 50000 INSERTs on an indexed table
-#
-set sql {}
-for {set i 1} {$i<=50000} {incr i} {
-  set r [expr {int(rand()*500000)}]
-  append sql "INSERT INTO t2 VALUES($i,$r,'[number_name $r]');\n"
-}
-db eval BEGIN
-speed_trial speed2-insert2 50000 row $sql
-db eval COMMIT
-
-
-
-# 50 SELECTs on an integer comparison.  There is no index so
-# a full table scan is required.
-#
-set sql {}
-for {set i 0} {$i<50} {incr i} {
-  set lwr [expr {$i*100}]
-  set upr [expr {($i+10)*100}]
-  append sql "SELECT count(*), avg(b) FROM t1 WHERE b>=$lwr AND b<$upr;"
-}
-speed_trial speed2-select1a [expr {50*50000}] row $sql
-
-# 50 SELECTs on an LIKE comparison.  There is no index so a full
-# table scan is required.
-#
-set sql {}
-for {set i 0} {$i<50} {incr i} {
-  append sql \
-    "SELECT count(*), avg(b) FROM t1 WHERE c LIKE '%[number_name $i]%';"
-}
-speed_trial speed2-select2a [expr {50*50000}] row $sql
-
-# Vacuum
-speed_trial speed2-vacuum1 100000 row VACUUM
-
-# 50 SELECTs on an integer comparison.  There is no index so
-# a full table scan is required.
-#
-set sql {}
-for {set i 0} {$i<50} {incr i} {
-  set lwr [expr {$i*100}]
-  set upr [expr {($i+10)*100}]
-  append sql "SELECT count(*), avg(b) FROM t1 WHERE b>=$lwr AND b<$upr;"
-}
-speed_trial speed2-select1b [expr {50*50000}] row $sql
-
-# 50 SELECTs on an LIKE comparison.  There is no index so a full
-# table scan is required.
-#
-set sql {}
-for {set i 0} {$i<50} {incr i} {
-  append sql \
-    "SELECT count(*), avg(b) FROM t1 WHERE c LIKE '%[number_name $i]%';"
-}
-speed_trial speed2-select2b [expr {50*50000}] row $sql
-
-# Create indices
-#
-db eval BEGIN
-speed_trial speed2-createidx 150000 row {
-  CREATE INDEX i1a ON t1(a);
-  CREATE INDEX i1b ON t1(b);
-  CREATE INDEX i1c ON t1(c);
-}
-db eval COMMIT
-
-# 5000 SELECTs on an integer comparison where the integer is
-# indexed.
-#
-set sql {}
-for {set i 0} {$i<5000} {incr i} {
-  set lwr [expr {$i*100}]
-  set upr [expr {($i+10)*100}]
-  append sql "SELECT count(*), avg(b) FROM t1 WHERE b>=$lwr AND b<$upr;"
-}
-speed_trial speed2-select3a 5000 stmt $sql
-
-# 100000 random SELECTs against rowid.
-#
-set sql {}
-for {set i 1} {$i<=100000} {incr i} {
-  set id [expr {int(rand()*50000)+1}]
-  append sql "SELECT c=='hi' FROM t1 WHERE rowid=$id;\n"
-}
-speed_trial speed2-select4a 100000 row $sql
-
-# 100000 random SELECTs against a unique indexed column.
-#
-set sql {}
-for {set i 1} {$i<=100000} {incr i} {
-  set id [expr {int(rand()*50000)+1}]
-  append sql "SELECT c FROM t1 WHERE a=$id;"
-}
-speed_trial speed2-select5a 100000 row $sql
-
-# 50000 random SELECTs against an indexed column text column
-#
-set sql {}
-db eval {SELECT c FROM t1 ORDER BY random() LIMIT 50000} {
-  append sql "SELECT c FROM t1 WHERE c='$c';"
-}
-speed_trial speed2-select6a 50000 row $sql
-
-# Vacuum
-speed_trial speed2-vacuum2 100000 row VACUUM
-
-
-# 5000 SELECTs on an integer comparison where the integer is
-# indexed.
-#
-set sql {}
-for {set i 0} {$i<5000} {incr i} {
-  set lwr [expr {$i*100}]
-  set upr [expr {($i+10)*100}]
-  append sql "SELECT count(*), avg(b) FROM t1 WHERE b>=$lwr AND b<$upr;"
-}
-speed_trial speed2-select3b 5000 stmt $sql
-
-# 100000 random SELECTs against rowid.
-#
-set sql {}
-for {set i 1} {$i<=100000} {incr i} {
-  set id [expr {int(rand()*50000)+1}]
-  append sql "SELECT c=='hi' FROM t1 WHERE rowid=$id;\n"
-}
-speed_trial speed2-select4b 100000 row $sql
-
-# 100000 random SELECTs against a unique indexed column.
-#
-set sql {}
-for {set i 1} {$i<=100000} {incr i} {
-  set id [expr {int(rand()*50000)+1}]
-  append sql "SELECT c FROM t1 WHERE a=$id;"
-}
-speed_trial speed2-select5b 100000 row $sql
-
-# 50000 random SELECTs against an indexed column text column
-#
-set sql {}
-db eval {SELECT c FROM t1 ORDER BY random() LIMIT 50000} {
-  append sql "SELECT c FROM t1 WHERE c='$c';"
-}
-speed_trial speed2-select6b 50000 row $sql
-
-# 5000 updates of ranges where the field being compared is indexed.
-#
-set sql {}
-for {set i 0} {$i<5000} {incr i} {
-  set lwr [expr {$i*2}]
-  set upr [expr {($i+1)*2}]
-  append sql "UPDATE t1 SET b=b*2 WHERE a>=$lwr AND a<$upr;"
-}
-db eval BEGIN
-speed_trial speed2-update1 5000 stmt $sql
-db eval COMMIT
-
-# 50000 single-row updates.  An index is used to find the row quickly.
-#
-set sql {}
-for {set i 0} {$i<50000} {incr i} {
-  set r [expr {int(rand()*500000)}]
-  append sql "UPDATE t1 SET b=$r WHERE a=$i;"
-}
-db eval BEGIN
-speed_trial speed2-update2 50000 row $sql
-db eval COMMIT
-
-# 1 big text update that touches every row in the table.
-#
-speed_trial speed2-update3 50000 row {
-  UPDATE t1 SET c=a;
-}
-
-# Many individual text updates.  Each row in the table is
-# touched through an index.
-#
-set sql {}
-for {set i 1} {$i<=50000} {incr i} {
-  set r [expr {int(rand()*500000)}]
-  append sql "UPDATE t1 SET c='[number_name $r]' WHERE a=$i;"
-}
-db eval BEGIN
-speed_trial speed2-update4 50000 row $sql
-db eval COMMIT
-
-# Delete all content in a table.
-#
-speed_trial speed2-delete1 50000 row {DELETE FROM t1}
-
-# Copy one table into another
-#
-speed_trial speed2-copy1 50000 row {INSERT INTO t1 SELECT * FROM t2}
-
-# Delete all content in a table, one row at a time.
-#
-speed_trial speed2-delete2 50000 row {DELETE FROM t1 WHERE 1}
-
-# Refill the table yet again
-#
-speed_trial speed2-copy2 50000 row {INSERT INTO t1 SELECT * FROM t2}
-
-# Drop the table and recreate it without its indices.
-#
-db eval BEGIN
-speed_trial speed2-drop1 50000 row {
-   DROP TABLE t1;
-   CREATE TABLE t1(a INTEGER, b INTEGER, c TEXT);
-}
-db eval COMMIT
-
-# Refill the table yet again.  This copy should be faster because
-# there are no indices to deal with.
-#
-speed_trial speed2-copy3 50000 row {INSERT INTO t1 SELECT * FROM t2}
-
-# Select 20000 rows from the table at random.
-#
-speed_trial speed2-random1 50000 row {
-  SELECT rowid FROM t1 ORDER BY random() LIMIT 20000
-}
-
-# Delete 20000 random rows from the table.
-#
-speed_trial speed2-random-del1 20000 row {
-  DELETE FROM t1 WHERE rowid IN
-    (SELECT rowid FROM t1 ORDER BY random() LIMIT 20000)
-}
-do_test speed2-1.1 {
-  db one {SELECT count(*) FROM t1}
-} 30000
-
-    
-# Delete 20000 more rows at random from the table.
-#
-speed_trial speed2-random-del2 20000 row {
-  DELETE FROM t1 WHERE rowid IN
-    (SELECT rowid FROM t1 ORDER BY random() LIMIT 20000)
-}
-do_test speed2-1.2 {
-  db one {SELECT count(*) FROM t1}
-} 10000
-speed_trial_summary speed2
-
-
-finish_test