function Select::addJoin
Same name in other branches
- 9 core/lib/Drupal/Core/Database/Query/Select.php \Drupal\Core\Database\Query\Select::addJoin()
- 8.9.x core/lib/Drupal/Core/Database/Query/Select.php \Drupal\Core\Database\Query\Select::addJoin()
- 11.x core/lib/Drupal/Core/Database/Query/Select.php \Drupal\Core\Database\Query\Select::addJoin()
Overrides SelectInterface::addJoin
4 calls to Select::addJoin()
- Select::innerJoin in core/
lib/ Drupal/ Core/ Database/ Query/ Select.php - Inner Join against another table in the database.
- Select::join in core/
lib/ Drupal/ Core/ Database/ Query/ Select.php - Default Join against another table in the database.
- Select::leftJoin in core/
lib/ Drupal/ Core/ Database/ Query/ Select.php - Left Outer Join against another table in the database.
- Select::__construct in core/
lib/ Drupal/ Core/ Database/ Query/ Select.php - Constructs a Select object.
File
-
core/
lib/ Drupal/ Core/ Database/ Query/ Select.php, line 632
Class
- Select
- Query builder for SELECT statements.
Namespace
Drupal\Core\Database\QueryCode
public function addJoin($type, $table, $alias = NULL, $condition = NULL, $arguments = []) {
if (empty($alias)) {
if ($table instanceof SelectInterface) {
$alias = 'subquery';
}
else {
$alias = $table;
}
}
$alias_candidate = $alias;
$count = 2;
while (!empty($this->tables[$alias_candidate])) {
$alias_candidate = $alias . '_' . $count++;
}
$alias = $alias_candidate;
if (is_string($condition)) {
$condition = str_replace('%alias', $alias, $condition);
}
$this->tables[$alias] = [
'join type' => $type,
'table' => $table,
'alias' => $alias,
'condition' => $condition,
'arguments' => $arguments,
];
return $alias;
}
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