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+#!/usr/bin/env perl
+# Copyright (c) 2000, 2001, 2003, 2006 MySQL AB, 2009 Sun Microsystems, Inc.
+# Use is subject to license terms.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Library General Public
+# License as published by the Free Software Foundation; version 2
+# of the License.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Library General Public License for more details.
+#
+# You should have received a copy of the GNU Library General Public
+# License along with this library; if not, write to the Free
+# Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
+# MA 02110-1335 USA
+#
+# This test is for testing the speed of connections and sending
+# data to the client.
+#
+# By changing the variable '$opt_loop_count' value you can make this test
+# easier/harderto your computer to execute. You can also change this value
+# by using option --loop_value='what_ever_you_like'.
+##################### Standard benchmark inits ##############################
+
+use Cwd;
+use DBI;
+use Benchmark;
+
+$opt_loop_count=500000; # Change this to make test harder/easier
+$str_length=65000; # This is the length of blob strings in PART:5
+$max_test=20; # How many times to test if the server is busy
+
+$pwd = cwd(); $pwd = "." if ($pwd eq '');
+require "$pwd/bench-init.pl" || die "Can't read Configuration file: $!\n";
+
+# This is the length of blob strings in PART:5
+$str_length=min($limits->{'max_text_size'},$limits->{'query_size'}-30,$str_length);
+
+if ($opt_small_test)
+{
+ $opt_loop_count/=100;
+}
+
+$opt_loop_count=min(1000, $opt_loop_count) if ($opt_tcpip);
+$small_loop_count=$opt_loop_count/10; # For connect tests
+
+print "Testing the speed of connecting to the server and sending of data\n";
+print "Connect tests are done $small_loop_count times and other tests $opt_loop_count times\n\n";
+
+################################# PART:1 ###################################
+####
+#### Start timeing and start connect test..
+####
+
+$start_time=new Benchmark;
+
+print "Testing connection/disconnect\n";
+
+$loop_time=new Benchmark;
+$errors=0;
+
+for ($i=0 ; $i < $small_loop_count ; $i++)
+{
+ print "$i " if (($opt_debug));
+ for ($j=0; $j < $max_test ; $j++)
+ {
+ if ($dbh = DBI->connect($server->{'data_source'}, $opt_user,
+ $opt_password))
+ {
+ $dbh->disconnect;
+ last;
+ }
+ select(undef, undef, undef, 0.01*$j);
+ print "$errors " if (($opt_debug));
+ $errors++;
+ }
+ die "Got error '$DBI::errstr' after $i connects" if ($j == $max_test);
+ $dbh->disconnect;
+ undef($dbh);
+}
+$end_time=new Benchmark;
+print "Warning: $errors connections didn't work without a time delay\n" if ($errors);
+print "Time to connect ($small_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+
+################################# PART:2 ###################################
+#### Now we shall do first one connect, then simple select
+#### (select 1..) and then close connection. This will be
+#### done $small_loop_count times.
+
+if ($limits->{'select_without_from'})
+{
+ print "Test connect/simple select/disconnect\n";
+ $loop_time=new Benchmark;
+
+ for ($i=0; $i < $small_loop_count; $i++)
+ {
+ $dbh = DBI->connect($server->{'data_source'}, $opt_user, $opt_password) || die $DBI::errstr;
+ $sth = $dbh->do("select $i") or die $DBI::errstr;
+ $dbh->disconnect;
+ }
+ $end_time=new Benchmark;
+ print "Time for connect+select_simple ($small_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+}
+
+################################# PART:3 ###################################
+####
+#### Okay..Next thing we'll do is a simple select $opt_loop_count times.
+####
+
+$dbh = DBI->connect($server->{'data_source'}, $opt_user, $opt_password,
+ { PrintError => 0}) || die $DBI::errstr;
+
+if ($limits->{'select_without_from'})
+{
+ print "Test simple select\n";
+ $loop_time=new Benchmark;
+ for ($i=0 ; $i < $opt_loop_count ; $i++)
+ {
+ $sth = $dbh->do("select $i") or die $DBI::errstr;
+ }
+ $end_time=new Benchmark;
+ print "Time for select_simple ($opt_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+}
+
+###########################################################################
+#### The same as the previous test, but always execute the same select
+#### This is done to test the query cache for real simple selects.
+
+if ($limits->{'select_without_from'})
+{
+ print "Test simple select\n";
+ $loop_time=new Benchmark;
+ for ($i=0 ; $i < $opt_loop_count ; $i++)
+ {
+ $sth = $dbh->do("select 10000") or die $DBI::errstr;
+ }
+ $end_time=new Benchmark;
+ print "Time for select_simple_cache ($opt_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+}
+
+##########################################################################
+#### First, we'll create a simple table 'bench1'
+#### Then we shall do $opt_loop_count selects from this table.
+#### Table will contain very simple data.
+
+$sth = $dbh->do("drop table bench1" . $server->{'drop_attr'});
+do_many($dbh,$server->create("bench1",
+ ["a int NOT NULL",
+ "i int",
+ "s char(10)"],
+ ["primary key (a)"]));
+$sth = $dbh->do("insert into bench1 values(1,100,'AAA')") or die $DBI::errstr;
+
+if ($opt_fast && defined($server->{vacuum}))
+{
+ $server->vacuum(0,\$dbh);
+}
+if (!$main::opt_temporary_tables)
+{
+ $dbh->disconnect;
+}
+
+#
+# First test connect/select/disconnect
+#
+if (!$main::opt_temporary_tables)
+{
+ print "Testing connect/select 1 row from table/disconnect\n";
+
+ $loop_time=new Benchmark;
+ $errors=0;
+
+ for ($i=0 ; $i < $small_loop_count ; $i++)
+ {
+ for ($j=0; $j < $max_test ; $j++)
+ {
+ last if ($dbh = DBI->connect($server->{'data_source'}, $opt_user, $opt_password));
+ $errors++;
+ }
+ die $DBI::errstr if ($j == $max_test);
+
+ $sth = $dbh->do("select a,i,s,$i from bench1") # Select * from table with 1 record
+ or die $DBI::errstr;
+ $dbh->disconnect;
+ }
+
+ $end_time=new Benchmark;
+ print "Warning: $errors connections didn't work without a time delay\n" if ($errors);
+ print "Time to connect+select_1_row ($small_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+
+ $dbh = $server->connect();
+}
+
+#
+# The same test, but without connect/disconnect
+#
+print "Testing select 1 row from table\n";
+
+$loop_time=new Benchmark;
+
+for ($i=0 ; $i < $opt_loop_count ; $i++)
+{
+ $sth = $dbh->do("select a,i,s,$i from bench1") # Select * from table with 1 record
+ or die $DBI::errstr;
+}
+
+$end_time=new Benchmark;
+print "Time to select_1_row ($opt_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+
+#
+# Same test (as with one row) but now with a cacheable query
+#
+
+$loop_time=new Benchmark;
+
+for ($i=0 ; $i < $opt_loop_count ; $i++)
+{
+ $sth = $dbh->do("select a,i,s from bench1") # Select * from table with 1 record
+ or die $DBI::errstr;
+}
+$end_time=new Benchmark;
+print "Time to select_1_row_cache ($opt_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+
+#
+# The same test, but with 2 rows (not cacheable).
+#
+
+print "Testing select 2 rows from table\n";
+
+$sth = $dbh->do("insert into bench1 values(2,200,'BBB')")
+ or die $DBI::errstr;
+
+$loop_time=new Benchmark;
+
+for ($i=0 ; $i < $opt_loop_count ; $i++)
+{
+ $sth = $dbh->do("select a,i,s,$i from bench1") # Select * from table with 2 record
+ or die $DBI::errstr;
+}
+
+$end_time=new Benchmark;
+print "Time to select_2_rows ($opt_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+
+#
+# Simple test to test speed of functions.
+#
+
+if ($limits->{'functions'})
+{
+ print "Test select with aritmetic (+)\n";
+ $loop_time=new Benchmark;
+
+ for ($i=0; $i < $opt_loop_count; $i++)
+ {
+ $sth = $dbh->do("select a+a+a+a+a+a+a+a+a+$i from bench1") or die $DBI::errstr;
+ }
+ $end_time=new Benchmark;
+ print "Time for select_column+column ($opt_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+}
+
+$sth = $dbh->do("drop table bench1" . $server->{'drop_attr'})
+ or die $DBI::errstr;
+
+if ($opt_fast && defined($server->{vacuum}))
+{
+ $server->vacuum(0,\$dbh);
+}
+
+################################# PART:5 ###################################
+#### We'll create one table with a single blob field,but with a
+#### huge record in it and then we'll do $opt_loop_count selects
+#### from it.
+
+goto skip_blob_test if (!$limits->{'working_blobs'});
+
+print "Testing retrieval of big records ($str_length bytes)\n";
+
+do_many($dbh,$server->create("bench1", ["b blob"], []));
+$dbh->{LongReadLen}= $str_length; # Set retrieval buffer
+
+my $string=(A) x ($str_length); # This will make a string $str_length long.
+$sth = $dbh->prepare("insert into bench1 values(?)") or die $dbh->errstr;
+$sth->execute($string) or die $sth->errstr;
+undef($string);
+if ($opt_fast && defined($server->{vacuum}))
+{
+ $server->vacuum(0,\$dbh);
+}
+
+$loop_time=new Benchmark;
+
+for ($i=0 ; $i < $small_loop_count ; $i++)
+{
+ $sth = $dbh->prepare("select b,$i from bench1");
+ if (!$sth->execute || !(@row = $sth->fetchrow_array) ||
+ length($row[0]) != $str_length)
+ {
+ warn "$DBI::errstr - ".length($row[0])." - $str_length **\n";
+ }
+ $sth->finish;
+}
+
+$end_time=new Benchmark;
+print "Time to select_big_str ($small_loop_count): " .
+ timestr(timediff($end_time, $loop_time),"all") . "\n\n";
+
+$sth = $dbh->do("drop table bench1" . $server->{'drop_attr'})
+ or do
+{
+ # Fix for Access 2000
+ die $dbh->errstr if (!$server->abort_if_fatal_error());
+};
+
+if ($opt_fast && defined($server->{vacuum}))
+{
+ $server->vacuum(0,\$dbh);
+}
+
+skip_blob_test:
+
+################################ END ###################################
+####
+#### End of the test...Finally print time used to execute the
+#### whole test.
+
+$dbh->disconnect;
+end_benchmark($start_time);