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Add/Ascending Descending import #40

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Add/Ascending Descending import #40

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32 changes: 29 additions & 3 deletions python/20_project_sort_limit.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -32,7 +32,7 @@
"outputs": [],
"source": [
"# Import the MongoDB Driver\n",
"from pymongo import MongoClient\n",
"from pymongo import MongoClient, ASCENDING, DESCENDING\n",
"\n",
"# Set your connection String\n",
"mongoDBURI = \"mongodb://admin:mongodb@localhost:27017/?directConnection=true\";\n",
Expand All @@ -52,7 +52,7 @@
"id": "4",
"metadata": {},
"source": [
"## Sort books by descending number of pages"
"## Sort books by ascending number of pages"
]
},
{
Expand All @@ -67,7 +67,33 @@
" \"pages\": 1\n",
"}\n",
"\n",
"cursor = books.find({}, projection).sort(\"pages\", -1).limit(10)\n",
"cursor = books.find({}, projection).sort(\"pages\", ASCENDING).limit(10)\n",
"\n",
"for book in cursor:\n",
" print(book)"
]
},
{
"cell_type": "markdown",
"id": "bd686877",
"metadata": {},
"source": [
"## Sort books by descending number of pages"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "40544ad2",
"metadata": {},
"outputs": [],
"source": [
"projection = {\n",
" \"title\": 1,\n",
" \"pages\": 1\n",
"}\n",
"\n",
"cursor = books.find({}, projection).sort(\"pages\", DESCENDING).limit(10)\n",
"\n",
"for book in cursor:\n",
" print(book)"
Expand Down