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Test and fix space-flattening bug.

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This commit is contained in:
Daniel Nichter
2012-02-21 13:22:56 -07:00
parent cb7a7946d8
commit 8e9e8eb7a6
5 changed files with 118 additions and 53 deletions
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52
bin/pt-table-checksum
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@@ -1771,41 +1771,43 @@ sub get_create_table {
die "I need a tbl parameter" unless $tbl;
my $q = $self->{Quoter};
my $sql = '/*!40101 SET @OLD_SQL_MODE := @@SQL_MODE, '
. q{@@SQL_MODE := REPLACE(REPLACE(@@SQL_MODE, 'ANSI_QUOTES', ''), ',,', ','), }
. '@OLD_QUOTE := @@SQL_QUOTE_SHOW_CREATE, '
. '@@SQL_QUOTE_SHOW_CREATE := 1 */';
PTDEBUG && _d($sql);
eval { $dbh->do($sql); };
my $new_sql_mode
= '/*!40101 SET @OLD_SQL_MODE := @@SQL_MODE, '
. q{@@SQL_MODE := REPLACE(REPLACE(@@SQL_MODE, 'ANSI_QUOTES', ''), ',,', ','), }
. '@OLD_QUOTE := @@SQL_QUOTE_SHOW_CREATE, '
. '@@SQL_QUOTE_SHOW_CREATE := 1 */';
my $old_sql_mode = '/*!40101 SET @@SQL_MODE := @OLD_SQL_MODE, '
. '@@SQL_QUOTE_SHOW_CREATE := @OLD_QUOTE */';
PTDEBUG && _d($new_sql_mode);
eval { $dbh->do($new_sql_mode); };
PTDEBUG && $EVAL_ERROR && _d($EVAL_ERROR);
$sql = 'USE ' . $q->quote($db);
PTDEBUG && _d($dbh, $sql);
$dbh->do($sql);
my $use_sql = 'USE ' . $q->quote($db);
PTDEBUG && _d($dbh, $use_sql);
$dbh->do($use_sql);
$sql = "SHOW CREATE TABLE " . $q->quote($db, $tbl);
PTDEBUG && _d($sql);
my $show_sql = "SHOW CREATE TABLE " . $q->quote($db, $tbl);
PTDEBUG && _d($show_sql);
my $href;
eval { $href = $dbh->selectrow_hashref($sql); };
eval { $href = $dbh->selectrow_hashref($show_sql); };
if ( $EVAL_ERROR ) {
PTDEBUG && _d($EVAL_ERROR);
PTDEBUG && _d($old_sql_mode);
$dbh->do($old_sql_mode);
return;
}
$sql = '/*!40101 SET @@SQL_MODE := @OLD_SQL_MODE, '
. '@@SQL_QUOTE_SHOW_CREATE := @OLD_QUOTE */';
PTDEBUG && _d($sql);
$dbh->do($sql);
PTDEBUG && _d($old_sql_mode);
$dbh->do($old_sql_mode);
my ($key) = grep { m/create table/i } keys %$href;
if ( $key ) {
PTDEBUG && _d('This table is a base table');
$href->{$key} =~ s/\b[ ]{2,}/ /g;
$href->{$key} .= "\n";
}
else {
PTDEBUG && _d('This table is a view');
($key) = grep { m/create view/i } keys %$href;
my ($key) = grep { m/create (?:table|view)/i } keys %$href;
if ( !$key ) {
die "Error: no 'Create Table' or 'Create View' in result set from "
. "$show_sql: " . Dumper($href);
}
return $href->{$key};