Fixed genres array name / structure

Author: dfreniche

javascript/101_aggregation_pipeline_arrays.ipynb

@@ -79,13 +79,17 @@
    "source": [
     "// Aggregation pipeline\n",
     "const pipeline = [\n",
-    "    { $match: {\n",
-    "        'genre.name': { $all: ['Police', 'Fiction'] }\n",
-    "    } },\n",
-    "    { $project: {\n",
-    "        title: 1,\n",
-    "        genre: 1\n",
-    "    } }\n",
+    "  {\n",
+    "    $match: {\n",
+    "      genres: { $all: [\"Police\", \"Fiction\"] },\n",
+    "    },\n",
+    "  },\n",
+    "  {\n",
+    "    $project: {\n",
+    "      title: 1,\n",
+    "      genre: 1,\n",
+    "    },\n",
+    "  },\n",
     "];\n",
     "\n",
     "// Execute the aggregate operation\n",
@@ -114,13 +118,17 @@
    "source": [
     "// Aggregate pipeline\n",
     "const pipeline = [\n",
-    "    { $match: {\n",
-    "        'genre.name': { $in: ['Police', 'Fiction'] }\n",
-    "    } },\n",
-    "    { $project: {\n",
-    "        title: 1,\n",
-    "        genre: 1\n",
-    "    } }\n",
+    "  {\n",
+    "    $match: {\n",
+    "      genres: { $in: [\"Police\", \"Fiction\"] },\n",
+    "    },\n",
+    "  },\n",
+    "  {\n",
+    "    $project: {\n",
+    "      title: 1,\n",
+    "      genre: 1,\n",
+    "    },\n",
+    "  },\n",
     "];\n",
     "\n",
     "// Execute the aggregate operation\n",
@@ -146,7 +154,7 @@
    "name": "typescript",
    "nbconvert_exporter": "script",
    "pygments_lexer": "typescript",
-   "version": "5.8.3"
+   "version": "5.9.2"
   }
  },
  "nbformat": 4,

javascript/102_aggregation_pipeline_unwind.ipynb

@@ -78,14 +78,18 @@
    "source": [
     "// Aggregation pipeline\n",
     "const pipeline = [\n",
-    "    { $match: {\n",
-    "        \"_id\": \"60187778\"\n",
-    "    } },\n",
-    "    { $unwind: \"$attributes\" },\n",
-    "    { $project: {\n",
-    "        title: 1,\n",
-    "        attributes: 1\n",
-    "    } }\n",
+    "  {\n",
+    "    $match: {\n",
+    "      _id: \"0060930284\",\n",
+    "    },\n",
+    "  },\n",
+    "  { $unwind: \"$attributes\" },\n",
+    "  {\n",
+    "    $project: {\n",
+    "      title: 1,\n",
+    "      attributes: 1,\n",
+    "    },\n",
+    "  },\n",
     "];\n",
     "\n",
     "// Execute the aggregate operation\n",

javascript/103_aggregation_pipeline_lookup.ipynb

@@ -13,7 +13,7 @@
    "id": "3b936925-e295-489a-b508-2b99c0160217",
    "metadata": {},
    "source": [
-    "# Aggregation Pipeline\n",
+    "# Aggregation Pipeline - $lookup\n",
     "    "
    ]
   },
@@ -77,14 +77,23 @@
    "source": [
     "// Aggregation pipeline\n",
     "const pipeline = [\n",
-    "    {$lookup: {\n",
-    "        from: \"books\",          // read from books collection\n",
-    "        localField: \"books\",    // authors have a books array with books ids\n",
-    "        foreignField: \"_id\",    // join using the _id field\n",
-    "        as: \"booksWritten\"      // add a new field with the results\n",
-    "    } },\n",
-    "    {$limit: 10},\n",
-    "    {$project: {_id: 0}}\n",
+    "  {\n",
+    "    $lookup: {\n",
+    "      from: \"books\", // read from books collection\n",
+    "      localField: \"books\", // authors have a books array with books ids\n",
+    "      foreignField: \"_id\", // join using the _id field\n",
+    "      as: \"booksWritten\", // add a new field with the results\n",
+    "    },\n",
+    "  },\n",
+    "  { $limit: 10 },\n",
+    "  {\n",
+    "    $project: {\n",
+    "      _id: 0,\n",
+    "      title: 1,\n",
+    "      books: 1,\n",
+    "      booksWritten: 1,\n",
+    "    },\n",
+    "  },\n",
     "];\n",
     "\n",
     "// Execute the aggregate operation\n",

javascript/11_find_arrays.ipynb

@@ -76,7 +76,7 @@
    "outputs": [],
    "source": [
     "const cursor = await books.find(\n",
-    "\t{ \"genre.name\": \"Poetry\"}\n",
+    "\t{ \"genres\": \"Poetry\"}\n",
     ")\n",
     "\n",
     "await cursor.forEach((book) => {\n",
@@ -100,15 +100,15 @@
    "outputs": [],
    "source": [
     "const cursor = await books.find(\n",
-    "\t{ \"genre.name\": { $all: [\n",
-    "        \"Poetry\",\n",
+    "\t{ \"genres\": { $all: [\n",
+    "        \"Family Life\",\n",
     "        \"Fiction\"\n",
     "    ]}\n",
     "    }\n",
     ")\n",
     "\n",
     "await cursor.forEach((book) => {\n",
-    "    console.log(book.title + \" - \" + JSON.stringify(book.genre));\n",
+    "    console.log(book.title + \" - \" + JSON.stringify(book.genres));\n",
     "});\n"
    ]
   },
@@ -128,15 +128,15 @@
    "outputs": [],
    "source": [
     "const cursor = await books.find(\n",
-    "\t{ \"genre.name\": { $in: [\n",
+    "\t{ \"genres\": { $in: [\n",
     "        \"Poetry\",\n",
     "        \"Fiction\"\n",
     "    ]}\n",
     "    }\n",
     ")\n",
     "\n",
     "await cursor.forEach((book) => {\n",
-    "    console.log(book.title + \" - \" + JSON.stringify(book.genre));\n",
+    "    console.log(book.title + \" - \" + JSON.stringify(book.genres));\n",
     "});"
    ]
   },
@@ -158,7 +158,7 @@
    "outputs": [],
    "source": [
     "const cursor = await books.find(\n",
-    "\t{ \"genre.name\": [\n",
+    "\t{ \"genres\": [\n",
     "        \"Poetry\",\n",
     "        \"Fiction\"\n",
     "    ]}\n",