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merged pt-archiver-skipping-rows-on-partitioned-tables-1376561

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This commit is contained in:
Frank Cizmich
2014-11-06 19:09:39 -02:00
parent 9103f83de4 5051753c6f
commit 40046f238c
4 changed files with 15 additions and 4 deletions
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11
bin/pt-archiver
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@@ -5811,7 +5811,18 @@ sub main {
$next_sql .= " AND $sel_stmt->{where}";
}
# Obtain index cols so we can order them when ascending
# this ensures returned sets are disjoint when ran on partitioned tables
# issue 1376561
my $index_cols;
if ( $sel_stmt->{index}
&& $src->{info}->{keys}->{$sel_stmt->{index}}->{cols}
) {
$index_cols = $src->{info}->{keys}->{$sel_stmt->{index}}->{colnames};
}
foreach my $thing ( $first_sql, $next_sql ) {
$thing .= " ORDER BY $index_cols" if $index_cols;
$thing .= " LIMIT $limit";
if ( $o->get('for-update') ) {
$thing .= ' FOR UPDATE';

2
t/pt-archiver/basics.t
View File

@@ -161,7 +161,7 @@ $output = output(
my $t = time - $t0;
ok(
$t >= 2 && $t <= 3.5,
$t >= 2 && $t <= ($ENV{PERCONA_SLOW_BOX} ? 5 : 3),
"--sleep between SELECT (bug 979092)"
) or diag($output, "t=", $t);

2
t/pt-archiver/indexes.t
View File

@@ -97,7 +97,7 @@ is($output, '', "No output when --no-ascend");
# Check ascending only first column
$output = `$cmd --where 1=1 --dry-run --ascend-first --source D=test,t=table_5,F=$cnf --purge --limit 50 2>&1`;
like ( $output, qr/WHERE \(1=1\) AND \(\(`a` >= \?\)\) LIMIT/, 'Can ascend just first column');
like ( $output, qr/WHERE \(1=1\) AND \(\(`a` >= \?\)\) ORDER BY `a`,`b`,`c`,`d` LIMIT/, 'Can ascend just first column');
# #############################################################################
# Done.

4
t/pt-archiver/samples/issue-248.txt
View File

@@ -1,3 +1,3 @@
SELECT /*!40001 SQL_NO_CACHE */ `film_id`,`title`,`description`,`release_year`,`language_id`,`original_language_id`,`rental_duration`,`rental_rate`,`length`,`replacement_cost`,`rating`,`special_features`,`last_update` FROM `sakila`.`film` FORCE INDEX(`PRIMARY`) WHERE (film_id < 100) AND (`film_id` < '1000') LIMIT 1
SELECT /*!40001 SQL_NO_CACHE */ `film_id`,`title`,`description`,`release_year`,`language_id`,`original_language_id`,`rental_duration`,`rental_rate`,`length`,`replacement_cost`,`rating`,`special_features`,`last_update` FROM `sakila`.`film` FORCE INDEX(`PRIMARY`) WHERE (film_id < 100) AND (`film_id` < '1000') AND ((`film_id` >= ?)) LIMIT 1
SELECT /*!40001 SQL_NO_CACHE */ `film_id`,`title`,`description`,`release_year`,`language_id`,`original_language_id`,`rental_duration`,`rental_rate`,`length`,`replacement_cost`,`rating`,`special_features`,`last_update` FROM `sakila`.`film` FORCE INDEX(`PRIMARY`) WHERE (film_id < 100) AND (`film_id` < '1000') ORDER BY `film_id` LIMIT 1
SELECT /*!40001 SQL_NO_CACHE */ `film_id`,`title`,`description`,`release_year`,`language_id`,`original_language_id`,`rental_duration`,`rental_rate`,`length`,`replacement_cost`,`rating`,`special_features`,`last_update` FROM `sakila`.`film` FORCE INDEX(`PRIMARY`) WHERE (film_id < 100) AND (`film_id` < '1000') AND ((`film_id` >= ?)) ORDER BY `film_id` LIMIT 1
DELETE FROM `sakila`.`film` WHERE (`film_id` = ?)