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"text": "{\n \"success\": true,\n \"doc\": {\n \"id\": 83,\n \"parent_id\": 16,\n \"slug\": \"rag-collections\",\n \"path\": \"\/ki-system\/rag-collections\",\n \"title\": \"RAG Collections\",\n \"description\": \"Verwaltung der Qdrant-Collections für RAG-Suche in Chat und Content Studio.\",\n \"content\": \"<![CDATA[<nav class=\\\"breadcrumb\\\">\\n <a href=\\\"\/docs\\\">Dokumentation<\/a> » <a href=\\\"\/docs\/ki-system\\\">KI-System<\/a> » RAG Collections\\n<\/nav>\\n\\n<h1>RAG Collections<\/h1>\\n<p class=\\\"doc-meta\\\"><strong>Erstellt:<\/strong> 2025-12-21 | <strong>Aktualisiert:<\/strong> 2025-12-27<\/p>\\n\\n<p>Verwaltung der Qdrant-Collections für RAG-Suche in Chat und Content Studio.<\/p>\\n\\n<table>\\n <tr><th>Datenbank<\/th><td>ki_dev<\/td><\/tr>\\n <tr><th>Tabelle<\/th><td>rag_collections<\/td><\/tr>\\n <tr><th>Repository<\/th><td>\/src\/Infrastructure\/Persistence\/CollectionRepository.php<\/td><\/tr>\\n <tr><th>Qdrant-API<\/th><td>http:\/\/localhost:6333<\/td><\/tr>\\n<\/table>\\n\\n<h2>Zweck<\/h2>\\n<p>Die Tabelle <code>rag_collections<\/code> synchronisiert Metadaten von Qdrant-Collections mit der Anwendung:<\/p>\\n<ul>\\n <li>Collection-Auswahl in Chat und Content Studio<\/li>\\n <li>Validierung der Embedding-Dimensionen<\/li>\\n <li>Anzeige von Collection-Statistiken<\/li>\\n <li>Steuerung der Suchbarkeit (is_searchable)<\/li>\\n<\/ul>\\n\\n<h2>Schema<\/h2>\\n<table>\\n <thead>\\n <tr><th>Spalte<\/th><th>Typ<\/th><th>Default<\/th><th>Beschreibung<\/th><\/tr>\\n <\/thead>\\n <tbody>\\n <tr><td>id<\/td><td>INT AUTO_INCREMENT<\/td><td>-<\/td><td>Primary Key<\/td><\/tr>\\n <tr><td>collection_id<\/td><td>VARCHAR(100) UNIQUE<\/td><td>-<\/td><td>Qdrant Collection-Name<\/td><\/tr>\\n <tr><td>display_name<\/td><td>VARCHAR(100)<\/td><td>-<\/td><td>Anzeigename in UI<\/td><\/tr>\\n <tr><td>description<\/td><td>TEXT<\/td><td>NULL<\/td><td>Beschreibung<\/td><\/tr>\\n <tr><td>vector_size<\/td><td>INT<\/td><td>NULL<\/td><td>Embedding-Dimension (z.B. 1024)<\/td><\/tr>\\n <tr><td>distance_metric<\/td><td>VARCHAR(20)<\/td><td>NULL<\/td><td>Cosine, Euclidean, Dot<\/td><\/tr>\\n <tr><td>points_count<\/td><td>INT<\/td><td>0<\/td><td>Anzahl Vektoren<\/td><\/tr>\\n <tr><td>embedding_model<\/td><td>VARCHAR(100)<\/td><td>NULL<\/td><td>z.B. mxbai-embed-large<\/td><\/tr>\\n <tr><td>chunk_size<\/td><td>INT<\/td><td>NULL<\/td><td>Chunk-Größe in Zeichen<\/td><\/tr>\\n <tr><td>chunk_overlap<\/td><td>INT<\/td><td>NULL<\/td><td>Chunk-Überlappung<\/td><\/tr>\\n <tr><td>source_type<\/td><td>ENUM<\/td><td>'manual'<\/td><td>nextcloud, mail, manual, system<\/td><\/tr>\\n <tr><td>source_path<\/td><td>VARCHAR(500)<\/td><td>NULL<\/td><td>Quellpfad (z.B. Nextcloud-Ordner)<\/td><\/tr>\\n <tr><td>is_active<\/td><td>TINYINT(1)<\/td><td>1<\/td><td>Collection aktiv<\/td><\/tr>\\n <tr><td>is_searchable<\/td><td>TINYINT(1)<\/td><td>1<\/td><td>In Suche verfügbar<\/td><\/tr>\\n <tr><td>sort_order<\/td><td>INT<\/td><td>0<\/td><td>Sortierung in UI<\/td><\/tr>\\n <tr><td>last_synced_at<\/td><td>DATETIME<\/td><td>NULL<\/td><td>Letzte Synchronisation<\/td><\/tr>\\n <tr><td>created_at<\/td><td>DATETIME<\/td><td>CURRENT_TIMESTAMP<\/td><td>Erstellungszeitpunkt<\/td><\/tr>\\n <tr><td>updated_at<\/td><td>DATETIME<\/td><td>CURRENT_TIMESTAMP<\/td><td>Letzte Änderung<\/td><\/tr>\\n <\/tbody>\\n<\/table>\\n\\n<h2>Aktuelle Collections<\/h2>\\n<table>\\n <tr><th>collection_id<\/th><th>display_name<\/th><th>vector_size<\/th><th>points_count<\/th><\/tr>\\n <tr><td>documents<\/td><td>Dokumente<\/td><td>1024<\/td><td>~6<\/td><\/tr>\\n <tr><td>dokumentation<\/td><td>Dokumentation<\/td><td>1024<\/td><td>~323<\/td><\/tr>\\n <tr><td>mail<\/td><td>E-Mails<\/td><td>1024<\/td><td>~0<\/td><\/tr>\\n<\/table>\\n\\n<h2>Repository-Methoden<\/h2>\\n<pre><code>\/\/ Alle suchbaren Collections abrufen\\n$collections = $collectionRepository->getSearchable();\\n\\n\/\/ Collection-Details\\n$collection = $collectionRepository->findById('documents');\\n\\n\/\/ Statistiken aktualisieren (Qdrant-Sync)\\n$collectionRepository->syncFromQdrant();<\/code><\/pre>\\n\\n<h2>Validierung<\/h2>\\n<p>Bei Multi-Collection-Suche müssen alle Collections die gleiche Embedding-Dimension haben:<\/p>\\n<pre><code>$validator = new CollectionValidator($collectionRepository);\\n$result = $validator->validateSelection(['documents', 'dokumentation']);\\n\\nif (!$result->isValid()) {\\n throw new \\\\InvalidArgumentException($result->getError());\\n}<\/code><\/pre>\\n\\n<h2>UI-Integration<\/h2>\\n<p>Collections werden als Checkbox-Gruppe in Chat und Content Studio angezeigt:<\/p>\\n<pre><code><?php\\n$selected = ['documents'];\\n$variant = 'checkbox';\\ninclude __DIR__ . '\/..\/partials\/form\/collections-select.php';\\n?><\/code><\/pre>\\n\\n<h2>Siehe auch<\/h2>\\n<ul>\\n <li><a href=\\\"\/docs\/ki-system\/qdrant\\\">Qdrant Vektordatenbank<\/a><\/li>\\n <li><a href=\\\"\/docs\/ki-system\/ki-chat\\\">RAG-Chat<\/a><\/li>\\n <li><a href=\\\"\/docs\/ki-system\/ki-datenbank\\\">Datenbank-Schema<\/a><\/li>\\n<\/ul>\\n\\n<h2>Änderungshistorie<\/h2>\\n<table>\\n <tr><th>Datum<\/th><th>Änderung<\/th><\/tr>\\n <tr><td>2025-12-21<\/td><td>Initial erstellt<\/td><\/tr>\\n<\/table>]]>\",\n \"status\": \"published\",\n \"sort_order\": 14,\n \"depth\": 1,\n \"created_at\": \"2025-12-21T23:15:00\",\n \"updated_at\": \"2025-12-27T15:58:19\"\n }\n}"
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