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Enable skipping locked rows in QueryBuilder
Co-authored-by: Herberto Graca <herberto.graca@lendable.co.uk>
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,16 @@ | ||
<?php | ||
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namespace Doctrine\DBAL\Platforms; | ||
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use Doctrine\DBAL\SQL\Builder\SelectSQLBuilder; | ||
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/** | ||
* Provides the behavior, features and SQL dialect of the MariaDB 10.6 (10.6.0 GA) database platform. | ||
*/ | ||
class MariaDb1060Platform extends MariaDb1052Platform | ||
{ | ||
public function createSelectSQLBuilder(): SelectSQLBuilder | ||
{ | ||
return AbstractPlatform::createSelectSQLBuilder(); | ||
} | ||
} |
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86 changes: 86 additions & 0 deletions
86
src/Platforms/SQLServer/SQL/Builder/SQLServerSelectSQLBuilder.php
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,86 @@ | ||
<?php | ||
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declare(strict_types=1); | ||
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namespace Doctrine\DBAL\Platforms\SQLServer\SQL\Builder; | ||
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use Doctrine\DBAL\Platforms\SQLServerPlatform; | ||
use Doctrine\DBAL\Query\ForUpdate\ConflictResolutionMode; | ||
use Doctrine\DBAL\Query\SelectQuery; | ||
use Doctrine\DBAL\SQL\Builder\SelectSQLBuilder; | ||
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use function count; | ||
use function implode; | ||
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final class SQLServerSelectSQLBuilder implements SelectSQLBuilder | ||
{ | ||
private SQLServerPlatform $platform; | ||
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/** @internal The SQL builder should be instantiated only by database platforms. */ | ||
public function __construct(SQLServerPlatform $platform) | ||
{ | ||
$this->platform = $platform; | ||
} | ||
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public function buildSQL(SelectQuery $query): string | ||
{ | ||
$parts = ['SELECT']; | ||
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if ($query->isDistinct()) { | ||
$parts[] = 'DISTINCT'; | ||
} | ||
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$parts[] = implode(', ', $query->getColumns()); | ||
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$from = $query->getFrom(); | ||
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if (count($from) > 0) { | ||
$parts[] = 'FROM ' . implode(', ', $from); | ||
} | ||
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$forUpdate = $query->getForUpdate(); | ||
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if ($forUpdate !== null) { | ||
$with = ['UPDLOCK', 'ROWLOCK']; | ||
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if ($forUpdate->getConflictResolutionMode() === ConflictResolutionMode::SKIP_LOCKED) { | ||
$with[] = 'READPAST'; | ||
} | ||
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$parts[] = 'WITH (' . implode(', ', $with) . ')'; | ||
} | ||
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$where = $query->getWhere(); | ||
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if ($where !== null) { | ||
$parts[] = 'WHERE ' . $where; | ||
} | ||
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$groupBy = $query->getGroupBy(); | ||
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if (count($groupBy) > 0) { | ||
$parts[] = 'GROUP BY ' . implode(', ', $groupBy); | ||
} | ||
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$having = $query->getHaving(); | ||
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if ($having !== null) { | ||
$parts[] = 'HAVING ' . $having; | ||
} | ||
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$orderBy = $query->getOrderBy(); | ||
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if (count($orderBy) > 0) { | ||
$parts[] = 'ORDER BY ' . implode(', ', $orderBy); | ||
} | ||
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$sql = implode(' ', $parts); | ||
$limit = $query->getLimit(); | ||
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if ($limit->isDefined()) { | ||
$sql = $this->platform->modifyLimitQuery($sql, $limit->getMaxResults(), $limit->getFirstResult()); | ||
} | ||
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return $sql; | ||
} | ||
} |
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