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|
#
# test range scan bounds
# output to mysql-test/t/ndb_range_bounds.test
#
# give option --all to generate all cases
#
use strict;
use integer;
use Getopt::Long;
my $opt_all = 0;
my $opt_cnt = 5;
GetOptions("all" => \$opt_all, "cnt=i" => \$opt_cnt)
or die "options are: --all --cnt=N";
my $table = 't';
print <<EOF;
--source include/have_ndb.inc
--disable_warnings
drop table if exists $table;
--enable_warnings
# test range scan bounds
# generated by mysql-test/ndb/ndb_range_bounds.pl
# all selects must return 0
EOF
sub cut ($$@) {
my($op, $key, @v) = @_;
$op = '==' if $op eq '=';
my(@w);
eval "\@w = grep(\$_ $op $key, \@v)";
$@ and die $@;
return @w;
}
sub mkdummy (\@) {
my ($val) = @_;
return {
'dummy' => 1,
'exp' => '9 = 9',
'cnt' => scalar @$val,
};
}
sub mkone ($$$\@) {
my($col, $op, $key, $val) = @_;
my $cnt = scalar cut($op, $key, @$val);
return {
'exp' => "$col $op $key",
'cnt' => $cnt,
};
}
sub mktwo ($$$$$\@) {
my($col, $op1, $key1, $op2, $key2, $val) = @_;
my $cnt = scalar cut($op2, $key2, cut($op1, $key1, @$val));
return {
'exp' => "$col $op1 $key1 and $col $op2 $key2",
'cnt' => $cnt,
};
}
sub mkall ($$$\@) {
my($col, $key1, $key2, $val) = @_;
my @a = ();
my $p = mkdummy(@$val);
push(@a, $p) if $opt_all;
my @ops = qw(< <= = >= >);
for my $op (@ops) {
my $p = mkone($col, $op, $key1, @$val);
push(@a, $p) if $opt_all || $p->{cnt} != 0;
}
my @ops1 = $opt_all ? @ops : qw(= >= >);
my @ops2 = $opt_all ? @ops : qw(<= <);
for my $op1 (@ops1) {
for my $op2 (@ops2) {
my $p = mktwo($col, $op1, $key1, $op2, $key2, @$val);
push(@a, $p) if $opt_all || $p->{cnt} != 0;
}
}
return \@a;
}
for my $nn ("bcd", "") {
my %nn;
for my $x (qw(b c d)) {
$nn{$x} = $nn =~ /$x/ ? "not null" : "null";
}
print <<EOF;
create table $table (
a int primary key,
b int $nn{b},
c int $nn{c},
d int $nn{d},
index (b, c, d)
) engine=ndb;
EOF
my @val = (0..($opt_cnt-1));
my $v0 = 0;
for my $v1 (@val) {
for my $v2 (@val) {
for my $v3 (@val) {
print "insert into $table values($v0, $v1, $v2, $v3);\n";
$v0++;
}
}
}
my $key1 = 1;
my $key2 = 3;
my $a1 = mkall('b', $key1, $key2, @val);
my $a2 = mkall('c', $key1, $key2, @val);
my $a3 = mkall('d', $key1, $key2, @val);
for my $p1 (@$a1) {
my $cnt1 = $p1->{cnt} * @val * @val;
print "select count(*) - $cnt1 from $table";
print " where $p1->{exp};\n";
for my $p2 (@$a2) {
my $cnt2 = $p1->{cnt} * $p2->{cnt} * @val;
print "select count(*) - $cnt2 from $table";
print " where $p1->{exp} and $p2->{exp};\n";
for my $p3 (@$a3) {
my $cnt3 = $p1->{cnt} * $p2->{cnt} * $p3->{cnt};
print "select count(*) - $cnt3 from $table";
print " where $p1->{exp} and $p2->{exp} and $p3->{exp};\n";
}
}
}
print <<EOF;
drop table $table;
EOF
}
# vim: set sw=2:
|
