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Add Indexes to foreign key in ticket replies and attachments fixes slow ticket access issue with many replies with large inline images

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johnnyq
2026-07-31 14:16:19 -04:00
parent 16000efcf7
commit 6a5cf6704a
2 changed files with 18 additions and 3 deletions
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13
admin/database_updates/2.6.3.php Normal file
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@@ -0,0 +1,13 @@
<?php
/*
* ITFlow - Database update to version 2.6.3 (from 2.6.2)
* Included by admin/database_updates.php - do not access directly
*/
defined('FROM_DB_UPDATER') || die("Direct file access is not allowed");
// Add Indexes to Ticket Replies foreign key to ticket_id and same with Attachment Fixes a slow down issue with many Replies with large bodies.
mysqli_query($mysqli, "ALTER TABLE ticket_replies ADD INDEX (ticket_reply_ticket_id, ticket_reply_archived_at)");
mysqli_query($mysqli, "ALTER TABLE ticket_attachments ADD INDEX (ticket_attachment_reply_id)");

8
db.sql
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@@ -2685,7 +2685,8 @@ CREATE TABLE `ticket_attachments` (
`ticket_attachment_created_at` datetime NOT NULL DEFAULT current_timestamp(), `ticket_attachment_created_at` datetime NOT NULL DEFAULT current_timestamp(),
`ticket_attachment_ticket_id` int(11) NOT NULL, `ticket_attachment_ticket_id` int(11) NOT NULL,
`ticket_attachment_reply_id` int(11) DEFAULT NULL, `ticket_attachment_reply_id` int(11) DEFAULT NULL,
PRIMARY KEY (`ticket_attachment_id`) PRIMARY KEY (`ticket_attachment_id`),
KEY `ticket_attachment_reply_id` (`ticket_attachment_reply_id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci; ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
/*!40101 SET character_set_client = @saved_cs_client */; /*!40101 SET character_set_client = @saved_cs_client */;
@@ -2723,7 +2724,8 @@ CREATE TABLE `ticket_replies` (
`ticket_reply_archived_at` datetime DEFAULT NULL, `ticket_reply_archived_at` datetime DEFAULT NULL,
`ticket_reply_by` int(11) NOT NULL, `ticket_reply_by` int(11) NOT NULL,
`ticket_reply_ticket_id` int(11) NOT NULL, `ticket_reply_ticket_id` int(11) NOT NULL,
PRIMARY KEY (`ticket_reply_id`) PRIMARY KEY (`ticket_reply_id`),
KEY `ticket_reply_ticket_id` (`ticket_reply_ticket_id`,`ticket_reply_archived_at`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci; ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;
/*!40101 SET character_set_client = @saved_cs_client */; /*!40101 SET character_set_client = @saved_cs_client */;
@@ -3120,4 +3122,4 @@ CREATE TABLE `vendors` (
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */; /*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */; /*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
-- Dump completed on 2026-07-30 17:07:30 -- Dump completed on 2026-07-31 14:15:12