From 7fbd93b2ad66a1ca83ef2a2778128bf2cda06caf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julius=20H=C3=A4rtl?= <jus@bitgrid.net>
Date: Mon, 7 Feb 2022 09:55:39 +0100
Subject: Additional index on oc_preferences to make sure that gettingh values
 without a user filter is fast
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Signed-off-by: Julius Härtl <jus@bitgrid.net>
---
 core/Application.php                               |  7 +++++++
 core/Command/Db/AddMissingIndices.php              | 13 +++++++++++++
 core/Migrations/Version13000Date20170718121200.php |  1 +
 3 files changed, 21 insertions(+)

(limited to 'core')

diff --git a/core/Application.php b/core/Application.php
index 545588ab208..f5c39a20013 100644
--- a/core/Application.php
+++ b/core/Application.php
@@ -213,6 +213,13 @@ class Application extends App {
 						$subject->addHintForMissingSubject($table->getName(), 'direct_edit_timestamp');
 					}
 				}
+
+				if ($schema->hasTable('preferences')) {
+					$table = $schema->getTable('preferences');
+					if (!$table->hasIndex('preferences_app_key')) {
+						$subject->addHintForMissingSubject($table->getName(), 'preferences_app_key');
+					}
+				}
 			}
 		);
 
diff --git a/core/Command/Db/AddMissingIndices.php b/core/Command/Db/AddMissingIndices.php
index a4379ffacc3..8394e75e845 100644
--- a/core/Command/Db/AddMissingIndices.php
+++ b/core/Command/Db/AddMissingIndices.php
@@ -435,6 +435,19 @@ class AddMissingIndices extends Command {
 			}
 		}
 
+		$output->writeln('<info>Check indices of the oc_preferences table.</info>');
+		if ($schema->hasTable('preferences')) {
+			$table = $schema->getTable('preferences');
+			if (!$table->hasIndex('preferences_app_key')) {
+				$output->writeln('<info>Adding preferences_app_key index to the oc_preferences table, this can take some time...</info>');
+
+				$table->addIndex(['appid', 'configkey'], 'preferences_app_key');
+				$this->connection->migrateToSchema($schema->getWrappedSchema());
+				$updated = true;
+				$output->writeln('<info>oc_properties table updated successfully.</info>');
+			}
+		}
+
 		if (!$updated) {
 			$output->writeln('<info>Done.</info>');
 		}
diff --git a/core/Migrations/Version13000Date20170718121200.php b/core/Migrations/Version13000Date20170718121200.php
index 02864830b2c..3e14b4af47a 100644
--- a/core/Migrations/Version13000Date20170718121200.php
+++ b/core/Migrations/Version13000Date20170718121200.php
@@ -333,6 +333,7 @@ class Version13000Date20170718121200 extends SimpleMigrationStep {
 				'notnull' => false,
 			]);
 			$table->setPrimaryKey(['userid', 'appid', 'configkey']);
+			$table->addIndex(['appid', 'configkey'], 'preferences_app_key');
 		}
 
 		if (!$schema->hasTable('properties')) {
-- 
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