public Upsert::execute()
Runs the query against the database.
\Drupal\Core\Database\StatementInterface|null A prepared statement, or NULL if the query is not valid.
Overrides Query::execute
public function execute() { if (!$this->preExecute()) { return NULL; } $max_placeholder = 0; $values = array(); foreach ($this->insertValues as $insert_values) { foreach ($insert_values as $value) { $values[':db_insert_placeholder_' . $max_placeholder++] = $value; } } $last_insert_id = $this->connection->query((string) $this, $values, $this->queryOptions); // Re-initialize the values array so that we can re-use this query. $this->insertValues = array(); return $last_insert_id; }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Database!Query!Upsert.php/function/Upsert::execute/8.1.x