chore: Add missing links indexes on fetched columns

Author: marienfressinaud

src/migrations/Migration202511300001AddMissingIndexesOnLinks.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace App\migrations;
+
+class Migration202511300001AddMissingIndexesOnLinks
+{
+    public function migrate(): bool
+    {
+        $database = \Minz\Database::get();
+
+        $database->exec(<<<'SQL'
+            CREATE INDEX idx_links_fetched_at ON links(fetched_at) WHERE fetched_at IS NULL;
+            CREATE INDEX idx_links_fetched_retry_at ON links(fetched_retry_at) WHERE fetched_retry_at IS NOT NULL;
+        SQL);
+
+        return true;
+    }
+
+    public function rollback(): bool
+    {
+        $database = \Minz\Database::get();
+
+        $database->exec(<<<'SQL'
+            DROP INDEX idx_links_fetched_at;
+            DROP INDEX idx_links_fetched_retry_at;
+        SQL);
+
+        return true;
+    }
+}

src/schema.sql

@@ -182,6 +182,7 @@ CREATE INDEX idx_links_user_id_url_hash ON links USING btree(user_id, url_hash);
 CREATE INDEX idx_links_url_hash ON links USING hash(url_hash);
 CREATE INDEX idx_links_url ON links USING gin (url gin_trgm_ops);
 CREATE INDEX idx_links_to_be_fetched ON links(to_be_fetched) WHERE to_be_fetched = true;
+CREATE INDEX idx_links_fetched_at ON links(fetched_at) WHERE fetched_at IS NULL;
 CREATE INDEX idx_links_fetched_retry_at ON links(fetched_retry_at) WHERE fetched_retry_at IS NOT NULL;
 CREATE INDEX idx_links_image_filename ON links(image_filename) WHERE image_filename IS NOT NULL;
 CREATE INDEX idx_links_search ON links USING GIN (search_index);