Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Command/DbDumpCommand.php \Drupal\Core\Command\DbDumpCommand::getFieldOrder()
2. 8.9.x core/lib/Drupal/Core/Command/DbDumpCommand.php \Drupal\Core\Command\DbDumpCommand::getFieldOrder()
3. 10 core/lib/Drupal/Core/Command/DbDumpCommand.php \Drupal\Core\Command\DbDumpCommand::getFieldOrder()

Gets field ordering for a given table.

Parameters

\Drupal\Core\Database\Connection $connection: The database connection to use.

string $table: The table name.

Return value

string The order string to append to the query.

1 call to DbDumpCommand::getFieldOrder()

DbDumpCommand::getTableData in core/lib/Drupal/Core/Command/DbDumpCommand.php

Gets all data from a given table.

File

core/lib/Drupal/Core/Command/DbDumpCommand.php, line 376

Class

DbDumpCommand

Provides a command to dump the current database to a script.

Namespace

Drupal\Core\Command

Code

protected function getFieldOrder(Connection $connection, $table) {
    // @todo this is MySQL only since there are no Database API functions for
    // table column data.
    // @todo this code is duplicated in `core/scripts/migrate-db.sh`.
    $connection_info = $connection->getConnectionOptions();
    // Order by primary keys.
    $order = '';
    $query = "SELECT `COLUMN_NAME` FROM `information_schema`.`COLUMNS`\n    WHERE (`TABLE_SCHEMA` = '" . $connection_info['database'] . "')\n    AND (`TABLE_NAME` = '{" . $table . "}') AND (`COLUMN_KEY` = 'PRI')\n    ORDER BY COLUMN_NAME";
    $results = $connection->query($query);
    while (($row = $results->fetchAssoc()) !== FALSE) {
        $order .= $row['COLUMN_NAME'] . ', ';
    }
    if (!empty($order)) {
        $order = ' ORDER BY ' . rtrim($order, ', ');
    }
    return $order;
}

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