docs(langchain-redis): add delete documents by IDs documentation (#8960)

Author: akhunters

docs/core_docs/docs/integrations/vectorstores/redis.ipynb

@@ -179,7 +179,7 @@
       "id": "dcf1b905",
       "metadata": {},
       "source": [
-        "Top-level document ids and deletion are currently not supported."
+        "Top-level document ids are currently not supported, but you can delete documents by providing their IDs directly to the vector store."
       ]
     },
     {
@@ -304,9 +304,19 @@
       "id": "069f1b5f",
       "metadata": {},
       "source": [
-        "## Deleting an index\n",
+        "## Deleting documents\n",
         "\n",
-        "You can delete an entire index with the following command:"
+        "You can delete documents from the vector store in two ways:\n"
+      ]
+    },
+    {
+      "cell_type": "markdown",
+      "id": "dde32a56",
+      "metadata": {},
+      "source": [
+        "### Delete all documents\n",
+        "\n",
+        "You can delete an entire index and all its documents with the following command:"
       ]
     },
     {
@@ -319,6 +329,27 @@
         "await vectorStore.delete({ deleteAll: true });"
       ]
     },
+    {
+      "cell_type": "markdown",
+      "id": "b77fa077",
+      "metadata": {},
+      "source": [
+        "### Delete specific documents by ID\n",
+        "\n",
+        "You can also delete specific documents by providing their IDs. Note that the configured key prefix will be automatically added to the IDs you provide:\n"
+      ]
+    },
+    {
+      "cell_type": "code",
+      "execution_count": 11,
+      "id": "cb7a85ee",
+      "metadata": {},
+      "outputs": [],
+      "source": [
+        "// The key prefix will be automatically added to each ID\n",
+        "await vectorStore.delete({ ids: [\"doc1\", \"doc2\", \"doc3\"] });\n"
+      ]
+    },
     {
       "cell_type": "markdown",
       "id": "bf2357b3",
@@ -331,7 +362,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 11,
+      "execution_count": 12,
       "id": "48a98cba",
       "metadata": {},
       "outputs": [],