>>> [!note] Migrated issue <!-- Drupal.org comment --> <!-- Migrated from issue #3539213. --> Reported by: [kim.pepper](https://www.drupal.org/user/370574) >>> <h3 id="summary-problem-motivation">Problem/Motivation</h3> <p>Currently we have a mix of concepts:</p> <ul> <li>Collection</li> <li>Database</li> <li>Namespace</li> <li>Index</li> </ul> <p>Database and collection seem to be combined to make a unique index in some providers, and a database table name in pgsql and mysql. Index is used by some.</p> <p>Can we clarify what each means and come up with a standard naming convention?</p> <h4 id="summary-steps-reproduce">Steps to reproduce (required for bugs, but not feature requests)</h4> <h3 id="summary-proposed-resolution">Proposed resolution</h3> <h3 id="summary-remaining-tasks">Remaining tasks</h3> <h3>Optional: Other details as applicable (e.g., User interface changes, API changes, Data model changes)</h3>