diff --git a/database.sql b/database.sql
index d3e75e753e..5e9104b7a2 100644
--- a/database.sql
+++ b/database.sql
@@ -677,7 +677,7 @@ CREATE TABLE IF NOT EXISTS `item` (
 	`psid` int unsigned COMMENT 'ID of the permission set of this post',
 	`resource-id` varchar(32) NOT NULL DEFAULT '' COMMENT 'Used to link other tables to items, it identifies the linked resource (e.g. photo) and if set must also set resource_type',
 	`event-id` int unsigned NOT NULL DEFAULT 0 COMMENT 'Used to link to the event.id',
-	`attach` mediumtext COMMENT 'JSON structure representing attachments to this item',
+	`attach` mediumtext COMMENT 'Deprecated',
 	`allow_cid` mediumtext COMMENT 'Deprecated',
 	`allow_gid` mediumtext COMMENT 'Deprecated',
 	`deny_cid` mediumtext COMMENT 'Deprecated',
diff --git a/include/api.php b/include/api.php
index 86fdeead2f..09184dcf91 100644
--- a/include/api.php
+++ b/include/api.php
@@ -2040,35 +2040,40 @@ function api_statuses_repeat($type)
 
 	Logger::log('API: api_statuses_repeat: '.$id);
 
-	$fields = ['uri-id', 'body', 'title', 'attach', 'author-name', 'author-link', 'author-avatar', 'guid', 'created', 'plink'];
+	$fields = ['uri-id', 'network', 'body', 'title', 'author-name', 'author-link', 'author-avatar', 'guid', 'created', 'plink'];
 	$item = Item::selectFirst($fields, ['id' => $id, 'private' => [Item::PUBLIC, Item::UNLISTED]]);
 
 	if (DBA::isResult($item) && $item['body'] != "") {
-		if (strpos($item['body'], "[/share]") !== false) {
-			$pos = strpos($item['body'], "[share");
-			$post = substr($item['body'], $pos);
+		if (in_array($item['network'], [Protocol::ACTIVITYPUB, Protocol::DFRN, Protocol::TWITTER])) {
+			if (!Item::performActivity($id, 'announce', local_user())) {
+				throw new InternalServerErrorException();
+			}
+		
+			$item_id = $id;
 		} else {
-			$post = BBCode::getShareOpeningTag($item['author-name'], $item['author-link'], $item['author-avatar'], $item['plink'], $item['created'], $item['guid']);
+			if (strpos($item['body'], "[/share]") !== false) {
+				$pos = strpos($item['body'], "[share");
+				$post = substr($item['body'], $pos);
+			} else {
+				$post = BBCode::getShareOpeningTag($item['author-name'], $item['author-link'], $item['author-avatar'], $item['plink'], $item['created'], $item['guid']);
 
-			if (!empty($item['title'])) {
-				$post .= '[h3]' . $item['title'] . "[/h3]\n";
+				if (!empty($item['title'])) {
+					$post .= '[h3]' . $item['title'] . "[/h3]\n";
+				}
+
+				$post .= $item['body'];
+				$post .= "[/share]";
+			}
+			$_REQUEST['body'] = $post;
+			$_REQUEST['profile_uid'] = api_user();
+			$_REQUEST['api_source'] = true;
+
+			if (empty($_REQUEST['source'])) {
+				$_REQUEST["source"] = api_source();
 			}
 
-			$post .= $item['body'];
-			$post .= "[/share]";
+			$item_id = item_post($a);
 		}
-		$_REQUEST['body'] = $post;
-		$_REQUEST['attach'] = $item['attach'];
-		$_REQUEST['profile_uid'] = api_user();
-		$_REQUEST['api_source'] = true;
-
-		if (empty($_REQUEST['source'])) {
-			$_REQUEST["source"] = api_source();
-		}
-
-		$item_id = item_post($a);
-
-		/// @todo Copy tags from the original post to the new one
 	} else {
 		throw new ForbiddenException();
 	}
diff --git a/src/Model/Contact.php b/src/Model/Contact.php
index 74a9619c2f..67b9c90383 100644
--- a/src/Model/Contact.php
+++ b/src/Model/Contact.php
@@ -754,7 +754,6 @@ class Contact
 			$item['title'] = '';
 			$item['guid'] = '';
 			$item['uri-id'] = 0;
-			$item['attach'] = '';
 			$slap = OStatus::salmon($item, $user);
 
 			if (!empty($contact['notify'])) {
@@ -2233,7 +2232,6 @@ class Contact
 				$item['title'] = '';
 				$item['guid'] = '';
 				$item['uri-id'] = 0;
-				$item['attach'] = '';
 
 				$slap = OStatus::salmon($item, $owner);
 
diff --git a/src/Model/Item.php b/src/Model/Item.php
index 25af1ce542..834a1c218d 100644
--- a/src/Model/Item.php
+++ b/src/Model/Item.php
@@ -77,7 +77,7 @@ class Item
 	const DISPLAY_FIELDLIST = [
 		'uid', 'id', 'parent', 'uri-id', 'uri', 'thr-parent', 'parent-uri', 'guid', 'network', 'gravity',
 		'commented', 'created', 'edited', 'received', 'verb', 'object-type', 'postopts', 'plink',
-		'wall', 'private', 'starred', 'origin', 'title', 'body', 'file', 'attach', 'language',
+		'wall', 'private', 'starred', 'origin', 'title', 'body', 'file', 'language',
 		'content-warning', 'location', 'coord', 'app', 'rendered-hash', 'rendered-html', 'object',
 		'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'item_id',
 		'author-id', 'author-link', 'author-name', 'author-avatar', 'author-network',
@@ -95,7 +95,7 @@ class Item
 	const DELIVER_FIELDLIST = ['uid', 'id', 'parent', 'uri-id', 'uri', 'thr-parent', 'parent-uri', 'guid',
 			'parent-guid', 'created', 'edited', 'verb', 'object-type', 'object', 'target',
 			'private', 'title', 'body', 'location', 'coord', 'app',
-			'attach', 'deleted', 'extid', 'post-type', 'gravity',
+			'deleted', 'extid', 'post-type', 'gravity',
 			'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid',
 			'author-id', 'author-link', 'owner-link', 'contact-uid',
 			'signed_text', 'signature', 'signer', 'network'];
@@ -113,7 +113,7 @@ class Item
 			'guid', 'uri-id', 'parent-uri-id', 'thr-parent-id', 'vid',
 			'contact-id', 'type', 'wall', 'gravity', 'extid', 'icid', 'psid',
 			'created', 'edited', 'commented', 'received', 'changed', 'verb',
-			'postopts', 'plink', 'resource-id', 'event-id', 'attach', 'inform',
+			'postopts', 'plink', 'resource-id', 'event-id', 'inform',
 			'file', 'allow_cid', 'allow_gid', 'deny_cid', 'deny_gid', 'post-type',
 			'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark',
 			'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'global', 'network',
@@ -659,7 +659,7 @@ class Item
 			'guid', 'uri-id', 'parent-uri-id', 'thr-parent-id', 'vid', 'causer-id',
 			'contact-id', 'owner-id', 'author-id', 'type', 'wall', 'gravity', 'extid',
 			'created', 'edited', 'commented', 'received', 'changed', 'psid',
-			'resource-id', 'event-id', 'attach', 'post-type', 'file',
+			'resource-id', 'event-id', 'post-type', 'file',
 			'private', 'pubmail', 'moderated', 'visible', 'starred', 'bookmark',
 			'unseen', 'deleted', 'origin', 'forum_mode', 'mention', 'global',
 			'id' => 'item_id', 'network', 'icid',
@@ -1087,7 +1087,7 @@ class Item
 		Logger::info('Mark item for deletion by id', ['id' => $item_id, 'callstack' => System::callstack()]);
 		// locate item to be deleted
 		$fields = ['id', 'uri', 'uri-id', 'uid', 'parent', 'parent-uri', 'origin',
-			'deleted', 'file', 'resource-id', 'event-id', 'attach',
+			'deleted', 'file', 'resource-id', 'event-id',
 			'verb', 'object-type', 'object', 'target', 'contact-id',
 			'icid', 'psid', 'gravity'];
 		$item = self::selectFirst($fields, ['id' => $item_id]);
@@ -1144,10 +1144,9 @@ class Item
 		}
 
 		// If item has attachments, drop them
-		/// @TODO: this should first check if attachment is used elsewhere
-		foreach (explode(",", $item['attach']) as $attach) {
-			preg_match("|attach/(\d+)|", $attach, $matches);
-			if (is_array($matches) && count($matches) > 1) {
+		$attachments = Post\Media::getByURIId($item['uri-id'], [Post\Media::DOCUMENT]);
+		foreach($attachments as $attachment) {
+			if (preg_match("|attach/(\d+)|", $attachment['url'], $matches)) {
 				Attach::delete(['id' => $matches[1], 'uid' => $item['uid']]);
 			}
 		}
@@ -1693,7 +1692,6 @@ class Item
 		$item['private']       = intval($item['private'] ?? self::PUBLIC);
 		$item['body']          = trim($item['body'] ?? '');
 		$item['raw-body']      = trim($item['raw-body'] ?? $item['body']);
-		$item['attach']        = trim($item['attach'] ?? '');
 		$item['app']           = trim($item['app'] ?? '');
 		$item['origin']        = intval($item['origin'] ?? 0);
 		$item['postopts']      = trim($item['postopts'] ?? '');
@@ -2857,14 +2855,19 @@ class Item
 			}
 
 			if ($contact['network'] != Protocol::FEED) {
+				$old_uri_id = $datarray["uri-id"] ?? 0;
 				$datarray["guid"] = System::createUUID();
 				unset($datarray["plink"]);
 				$datarray["uri"] = self::newURI($contact['uid'], $datarray["guid"]);
+				$datarray["uri-id"] = ItemURI::getIdByURI($datarray["uri"]);
 				$datarray["parent-uri"] = $datarray["uri"];
 				$datarray["thr-parent"] = $datarray["uri"];
 				$datarray["extid"] = Protocol::DFRN;
 				$urlpart = parse_url($datarray2['author-link']);
 				$datarray["app"] = $urlpart["host"];
+				if (!empty($old_uri_id)) {
+					Post\Media::copy($old_uri_id, $datarray["uri-id"]);
+				}
 			} else {
 				$datarray['private'] = self::PUBLIC;
 			}
@@ -3921,7 +3924,7 @@ class Item
 		$uid = $item['uid'] ?? 0;
 
 		// first try to fetch the item via the GUID. This will work for all reshares that had been created on this system
-		$shared_item = self::selectFirst(['title', 'body', 'attach'], ['guid' => $shared['guid'], 'uid' => [0, $uid]]);
+		$shared_item = self::selectFirst(['title', 'body'], ['guid' => $shared['guid'], 'uid' => [0, $uid]]);
 		if (!DBA::isResult($shared_item)) {
 			if (empty($shared['link'])) {
 				return $item;
@@ -3934,7 +3937,7 @@ class Item
 				return $item;
 			}
 
-			$shared_item = self::selectFirst(['title', 'body', 'attach'], ['id' => $id]);
+			$shared_item = self::selectFirst(['title', 'body'], ['id' => $id]);
 			if (!DBA::isResult($shared_item)) {
 				return $item;
 			}
diff --git a/src/Model/Post/Media.php b/src/Model/Post/Media.php
index 1a9d4a83ea..441fd52767 100644
--- a/src/Model/Post/Media.php
+++ b/src/Model/Post/Media.php
@@ -86,6 +86,22 @@ class Media
 		}
 	}
 
+	/**
+	 * Copy attachments from one uri-id to another
+	 *
+	 * @param integer $from_uri_id
+	 * @param integer $to_uri_id
+	 * @return void
+	 */
+	public static function copy(int $from_uri_id, int $to_uri_id)
+	{
+		$attachments = self::getByURIId($from_uri_id);
+		foreach ($attachments as $attachment) {
+			$attachment['uri-id'] = $to_uri_id;
+			self::insert($attachment);
+		}
+	}
+
 	/**
 	 * Creates the "[attach]" element from the given attributes
 	 *
diff --git a/src/Module/Diaspora/Fetch.php b/src/Module/Diaspora/Fetch.php
index 028d7e452e..67f6fd0f7e 100644
--- a/src/Module/Diaspora/Fetch.php
+++ b/src/Module/Diaspora/Fetch.php
@@ -52,7 +52,7 @@ class Fetch extends BaseModule
 		// Fetch the item
 		$fields = [
 			'uid', 'title', 'body', 'guid', 'contact-id', 'private', 'created', 'received', 'app', 'location', 'coord', 'network',
-			'event-id', 'resource-id', 'author-link', 'author-avatar', 'author-name', 'plink', 'owner-link', 'attach', 'uri-id'
+			'event-id', 'resource-id', 'author-link', 'author-avatar', 'author-name', 'plink', 'owner-link', 'uri-id'
 		];
 		$condition = ['wall' => true, 'private' => [Item::PUBLIC, Item::UNLISTED], 'guid' => $guid, 'network' => [Protocol::DFRN, Protocol::DIASPORA]];
 		$item = Item::selectFirst($fields, $condition);
diff --git a/src/Module/Like.php b/src/Module/Like.php
index ea6f20e165..4a6831b738 100644
--- a/src/Module/Like.php
+++ b/src/Module/Like.php
@@ -54,7 +54,7 @@ class Like extends BaseModule
 		// @TODO: Replace with parameter from router
 		$itemId = (($app->argc > 1) ? Strings::escapeTags(trim($app->argv[1])) : 0);
 
-		if (in_array($verb, [ 'announce', 'unannounce'])) {
+		if (in_array($verb, ['announce', 'unannounce'])) {
 			$item = Item::selectFirst(['network'], ['id' => $itemId]);
 			if ($item['network'] == Protocol::DIASPORA) {
 				self::performDiasporaReshare($itemId);
@@ -85,7 +85,7 @@ class Like extends BaseModule
 
 	private static function performDiasporaReshare(int $itemId)
 	{
-		$fields = ['uri-id', 'body', 'title', 'attach', 'author-name', 'author-link', 'author-avatar', 'guid', 'created', 'plink'];
+		$fields = ['uri-id', 'body', 'title', 'author-name', 'author-link', 'author-avatar', 'guid', 'created', 'plink'];
 		$item = Item::selectFirst($fields, ['id' => $itemId, 'private' => [Item::PUBLIC, Item::UNLISTED]]);
 		if (!DBA::isResult($item) || ($item['body'] == '')) {
 			return;
@@ -105,7 +105,6 @@ class Like extends BaseModule
 			$post .= '[/share]';
 		}
 		$_REQUEST['body'] = $post;
-		$_REQUEST['attach'] = $item['attach'];
 		$_REQUEST['profile_uid'] = local_user();
 
 		require_once 'mod/item.php';
diff --git a/src/Protocol/ActivityPub/Processor.php b/src/Protocol/ActivityPub/Processor.php
index 5af712fc78..bd7735f5ae 100644
--- a/src/Protocol/ActivityPub/Processor.php
+++ b/src/Protocol/ActivityPub/Processor.php
@@ -135,8 +135,6 @@ class Processor
 			return $item;
 		}
 
-		$item['attach'] = '';
-
 		foreach ($activity['attachments'] as $attach) {
 			switch ($attach['type']) {
 				case 'link':
@@ -189,21 +187,6 @@ class Processor
 						}
 
 						$item['body'] .= "\n[video]" . $attach['url'] . '[/video]';
-					} elseif (!empty($attach['url'])) {
-						if (!empty($item['attach'])) {
-							$item['attach'] .= ',';
-						} else {
-							$item['attach'] = '';
-						}
-
-						$item['attach'] .= Post\Media::getAttachElement(
-							$attach['url'],
-							$attach['length'] ?? 0,
-							$attach['mediaType'] ?? '',
-							$attach['name'] ?? ''
-						);
-					} else {
-						Logger::notice('Unknown attachment', ['attach' => $attach]);
 					}
 			}
 		}
@@ -787,6 +770,10 @@ class Processor
 			$object_actor = $object['actor'];
 		} elseif (!empty($object['attributedTo'])) {
 			$object_actor = $object['attributedTo'];
+			if (is_array($object_actor)) {
+				$compacted = JsonLD::compact($object);
+				$object_actor = JsonLD::fetchElement($compacted, 'as:attributedTo', '@id');
+			}
 		} else {
 			// Shouldn't happen
 			$object_actor = '';
diff --git a/src/Protocol/ActivityPub/Transmitter.php b/src/Protocol/ActivityPub/Transmitter.php
index bb11019b5b..f5ef35337a 100644
--- a/src/Protocol/ActivityPub/Transmitter.php
+++ b/src/Protocol/ActivityPub/Transmitter.php
@@ -829,7 +829,6 @@ class Transmitter
 		$mail['gravity'] = ($mail['reply'] ? GRAVITY_COMMENT: GRAVITY_PARENT);
 
 		$mail['event-type'] = '';
-		$mail['attach'] = '';
 
 		$mail['parent'] = 0;
 
diff --git a/src/Protocol/DFRN.php b/src/Protocol/DFRN.php
index 629962b97b..11c4e3a14d 100644
--- a/src/Protocol/DFRN.php
+++ b/src/Protocol/DFRN.php
@@ -2146,9 +2146,9 @@ class DFRN
 	{
 		$rel = "";
 		$href = "";
-		$type = "";
-		$length = "0";
-		$title = "";
+		$type = null;
+		$length = null;
+		$title = null;
 		foreach ($links as $link) {
 			foreach ($link->attributes as $attributes) {
 				switch ($attributes->name) {
@@ -2165,13 +2165,8 @@ class DFRN
 						$item["plink"] = $href;
 						break;
 					case "enclosure":
-						if (!empty($item["attach"])) {
-							$item["attach"] .= ",";
-						} else {
-							$item["attach"] = "";
-						}
-
-						$item["attach"] .= Post\Media::getAttachElement($href, $length, $type, $title);
+						Post\Media::insert(['uri-id' => $item['uri-id'], 'type' => Post\Media::DOCUMENT,
+							'url' => $href, 'mimetype' => $type, 'size' => $length, 'description' => $title]);
 						break;
 				}
 			}
diff --git a/src/Protocol/Diaspora.php b/src/Protocol/Diaspora.php
index 1077238f71..8c93d7c0f2 100644
--- a/src/Protocol/Diaspora.php
+++ b/src/Protocol/Diaspora.php
@@ -2458,8 +2458,8 @@ class Diaspora
 		}
 
 		// Do we already have this item?
-		$fields = ['body', 'title', 'attach', 'app', 'created', 'object-type', 'uri', 'guid',
-			'author-name', 'author-link', 'author-avatar', 'plink'];
+		$fields = ['body', 'title', 'app', 'created', 'object-type', 'uri', 'guid',
+			'author-name', 'author-link', 'author-avatar', 'plink', 'uri-id'];
 		$condition = ['guid' => $guid, 'visible' => true, 'deleted' => false, 'private' => [Item::PUBLIC, Item::UNLISTED]];
 		$item = Item::selectFirst($fields, $condition);
 
@@ -2502,8 +2502,8 @@ class Diaspora
 			}
 
 			if ($stored) {
-				$fields = ['body', 'title', 'attach', 'app', 'created', 'object-type', 'uri', 'guid',
-					'author-name', 'author-link', 'author-avatar', 'plink'];
+				$fields = ['body', 'title', 'app', 'created', 'object-type', 'uri', 'guid',
+					'author-name', 'author-link', 'author-avatar', 'plink', 'uri-id'];
 				$condition = ['guid' => $guid, 'visible' => true, 'deleted' => false, 'private' => [Item::PUBLIC, Item::UNLISTED]];
 				$item = Item::selectFirst($fields, $condition);
 
@@ -2646,7 +2646,7 @@ class Diaspora
 
 		Tag::storeFromBody($datarray['uri-id'], $datarray["body"]);
 
-		$datarray["attach"] = $original_item["attach"];
+		Post\Media::copy($original_item['uri-id'], $datarray['uri-id']);
 		$datarray["app"]  = $original_item["app"];
 
 		$datarray["plink"] = self::plink($author, $guid);
diff --git a/src/Protocol/Feed.php b/src/Protocol/Feed.php
index ff35e97505..89e7d75423 100644
--- a/src/Protocol/Feed.php
+++ b/src/Protocol/Feed.php
@@ -437,8 +437,8 @@ class Feed
 			$enclosures = $xpath->query("enclosure|atom:link[@rel='enclosure']", $entry);
 			foreach ($enclosures AS $enclosure) {
 				$href = "";
-				$length = 0;
-				$type = "";
+				$length = null;
+				$type = null;
 
 				foreach ($enclosure->attributes AS $attribute) {
 					if (in_array($attribute->name, ["url", "href"])) {
@@ -450,15 +450,9 @@ class Feed
 					}
 				}
 
-				if (!empty($item["attach"])) {
-					$item["attach"] .= ',';
-				} else {
-					$item["attach"] = '';
+				if (!empty($href)) {
+					$attachments[] = ['type' => Post\Media::DOCUMENT, 'url' => $href, 'mimetype' => $type, 'size' => $length];
 				}
-
-				$attachments[] = ["link" => $href, "type" => $type, "length" => $length];
-
-				$item["attach"] .= Post\Media::getAttachElement($href, $length, $type);
 			}
 
 			$taglist = [];
@@ -515,8 +509,8 @@ class Feed
 			if (!empty($contact["fetch_further_information"]) && ($contact["fetch_further_information"] < 3)) {
 				// Handle enclosures and treat them as preview picture
 				foreach ($attachments AS $attachment) {
-					if ($attachment["type"] == "image/jpeg") {
-						$preview = $attachment["link"];
+					if ($attachment["mimetype"] == "image/jpeg") {
+						$preview = $attachment["url"];
 					}
 				}
 
@@ -576,7 +570,7 @@ class Feed
 				$item["body"] = $item["body"] . "\n" . PageInfo::getFooterFromData($data, false);
 				$taglist = $contact["fetch_further_information"] == 2 ? PageInfo::getTagsFromUrl($item["plink"], $preview, $contact["ffi_keyword_denylist"] ?? '') : [];
 				$item["object-type"] = Activity\ObjectType::BOOKMARK;
-				unset($item["attach"]);
+				$attachments = [];
 			} else {
 				if (!empty($summary)) {
 					$item["body"] = '[abstract]' . HTML::toBBCode($summary, $basepath) . "[/abstract]\n" . $item["body"];
@@ -616,11 +610,15 @@ class Feed
 
 			Logger::info("Feed for contact " . $contact["url"] . " stored under id " . $id);
 
-			if (!empty($id) && !empty($taglist)) {
+			if (!empty($id) && (!empty($taglist) || !empty($attachments))) {
 				$feeditem = Item::selectFirst(['uri-id'], ['id' => $id]);
 				foreach ($taglist as $tag) {
 					Tag::store($feeditem['uri-id'], Tag::HASHTAG, $tag);
 				}
+				foreach ($attachments as $attachment) {
+					$attachment['uri-id'] = $feeditem['uri-id']; 
+					Post\Media::insert($attachment);
+				}
 			}
 		}
 
diff --git a/src/Protocol/OStatus.php b/src/Protocol/OStatus.php
index e27e34b6b4..e394877b35 100644
--- a/src/Protocol/OStatus.php
+++ b/src/Protocol/OStatus.php
@@ -1119,16 +1119,9 @@ class OStatus
 						if ($filetype == 'image') {
 							$link_data['add_body'] .= "\n[img]".$attribute['href'].'[/img]';
 						} else {
-							if (!empty($item["attach"])) {
-								$item["attach"] .= ',';
-							} else {
-								$item["attach"] = '';
-							}
-							if (!isset($attribute['length'])) {
-								$attribute['length'] = "0";
-							}
-							$item["attach"] .= Post\Media::getAttachElement($attribute['href'],
-								$attribute['length'], $attribute['type'], $attribute['title'] ?? '');
+							Post\Media::insert(['uri-id' => $item['uri-id'], 'type' => Post\Media::DOCUMENT,
+								'url' => $attribute['href'], 'mimetype' => $attribute['type'],
+								'size' => $attribute['length'] ?? null, 'description' => $attribute['title'] ?? null]);
 						}
 						break;
 					case "related":
diff --git a/static/dbstructure.config.php b/static/dbstructure.config.php
index a3b94e0b27..7df84f81ab 100755
--- a/static/dbstructure.config.php
+++ b/static/dbstructure.config.php
@@ -747,9 +747,8 @@ return [
 			// It has to be decided whether these fields belong to the user or the structure
 			"resource-id" => ["type" => "varchar(32)", "not null" => "1", "default" => "", "comment" => "Used to link other tables to items, it identifies the linked resource (e.g. photo) and if set must also set resource_type"],
 			"event-id" => ["type" => "int unsigned", "not null" => "1", "default" => "0", "relation" => ["event" => "id"], "comment" => "Used to link to the event.id"],
-			// Could possibly be replaced by the "attach" table?
-			"attach" => ["type" => "mediumtext", "comment" => "JSON structure representing attachments to this item"],
 			// Deprecated fields. Will be removed in upcoming versions
+			"attach" => ["type" => "mediumtext", "comment" => "Deprecated"],
 			"allow_cid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 			"allow_gid" => ["type" => "mediumtext", "comment" => "Deprecated"],
 			"deny_cid" => ["type" => "mediumtext", "comment" => "Deprecated"],