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Fix NULL vs. NULL comparison.

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Daniel Nichter
2013-06-26 12:26:34 -07:00
parent cefc0d3065
commit 362d80f7e8
2 changed files with 6 additions and 24 deletions
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4
bin/pt-upgrade
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@@ -10255,6 +10255,10 @@ sub identical_rows {
my $n_vals = $size_array1 - 1; # arrays are zero-indexed
for my $i ( 0..$n_vals ) {
# NULL == NULL
# https://bugs.launchpad.net/percona-toolkit/+bug/1168434
next if !defined $array1->[$i] && !defined $array2->[$i];
if ( defined $array1->[$i] && defined $array2->[$i] ) {
return 0 unless $array1->[$i] eq $array2->[$i];
}