<?php 
/**
 * @api-readonly
 * Returns database table schema
 */
$tables = request('tables');
$result = [];

foreach ($tables as $table) {
    $columns = DB::getSchemaBuilder()->getColumnListing($table);
    $result[] = ['name' => $table, 'columns' => $columns];
}

$json['tables'] = $result;

echo json_encode_tr($json);

?>