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DbQuery: handle strange NULL comparision results 

refs #12852
This commit is contained in:
Alexander A. Klimov 2016-10-20 15:40:33 +02:00
parent 00880710ed
commit 7d94c1fddb
1 changed files with 6 additions and 3 deletions
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9
library/Icinga/Data/Db/DbQuery.php
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@ -301,7 +301,7 @@ class DbQuery extends SimpleQuery
if ($sign === '=') {
return $col . ' IN (' . $this->escapeForSql($expression) . ')';
} elseif ($sign === '!=') {
return $col . ' NOT IN (' . $this->escapeForSql($expression) . ')';
return $col . ' NOT IN (' . $this->escapeForSql($expression) . ') OR ' . $col . ' IS NULL';
}
throw new QueryException('Unable to render array expressions with operators other than equal or not equal');
@ -316,9 +316,12 @@ class DbQuery extends SimpleQuery
return new Zend_Db_Expr('FALSE');
}
return $col . ' NOT LIKE ' . $this->escapeForSql($this->escapeWildcards($expression));
return $col . ' NOT LIKE ' . $this->escapeForSql($this->escapeWildcards($expression))
. ' OR ' . $col . ' IS NULL';
} else {
return $col . ' ' . $sign . ' ' . $this->escapeForSql($expression);
return $col . ' ' . $sign . ' ' . $this->escapeForSql($expression) . (
$sign === '!=' ? ' OR ' . $col . ' IS NULL' : ''
);
}
}