Escapes a field name string.

Force all field names to be strictly alphanumeric-plus-underscore. For some database drivers, it may also wrap the field name in database-specific escape characters.

Parameters

string $field: An unsanitized field name.

Return value

string The sanitized field name.

Overrides Connection::escapeField

File

core/lib/Drupal/Core/Database/Driver/mysql/Connection.php, line 473

Class

Connection

MySQL implementation of \Drupal\Core\Database\Connection.

Namespace

Drupal\Core\Database\Driver\mysql

Code

public function escapeField($field) {
  $field = parent::escapeField($field);
  return $this->quoteIdentifier($field);
}

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