Issue #3283573 by yaslama: Add a drush sqlite:vacuum command

    "require-dev": {

        "drupal/core": "^9.3"

    },

    "require": {}

    "require": {},

    "extra": {

        "drush": {

            "services": {

                "drush.services.yml": "^9"

            }

        }

    }

}

services:

  sqlite_vacuum.commands:

    class: Drupal\sqlite_vacuum\Commands\SqliteVacuumCommands

    tags:

      - { name: drush.command }

<?php

namespace Drupal\sqlite_vacuum\Commands;

use Drush\Drush;

use Drush\Commands\DrushCommands;

use Drupal\Core\Database\Database;

class SqliteVacuumCommands extends DrushCommands {

  /**

   * Vacuum a sqlite database.

   *

   * @param string $target

   *   The target database.

   * @param string $key

   *   The key of the database connection.

   *

   * @command sqlite:vacuum

   * @aliases sqlite-vacuum

   * @usage sqlite:vacuum dbname

   *   vacuum the database named dbname.

   */

  public function vacuum($target = 'default', $key = NULL) {

    $connectipn = Database::getConnection($target, $key);

    if ($connectipn->databaseType() === 'sqlite') {

      $connectipn->query('vacuum;');

    } else {

      Drush::logger()->error(dt('sql:vacuum works only on sqlite databases.'));

    }

  }

}