Merge pull request #402 from OP-TED/feature/TED-1030

Feature/ted 1030

Author: duprijil

notebooks/query_cellar_R.ipynb

@@ -0,0 +1,108 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": false,
+    "pycharm": {
+     "name": "#%%\n"
+    },
+    "vscode": {
+     "languageId": "r"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "# Installing necessary packages\n",
+    "# install.packages('RCurl')\n",
+    "# install.packages('XML')\n",
+    "install.packages('SPARQL_1.16.tar.gz', repos = NULL, type =\"source\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": false,
+    "pycharm": {
+     "name": "#%%\n"
+    },
+    "vscode": {
+     "languageId": "r"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "# Importing necessary libraries\n",
+    "library(SPARQL)\n",
+    "\n",
+    "# Preparing link to endpoint\n",
+    "query_endpoint <- \"https://publications.europa.eu/webapi/rdf/sparql\"\n",
+    "\n",
+    "# Preparing query\n",
+    "query <- '\n",
+    "prefix cdm: <http://publications.europa.eu/ontology/cdm#>\n",
+    "select distinct ?Countries\n",
+    "where {\n",
+    "?Countries a cdm:country\n",
+    "}'"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": false,
+    "pycharm": {
+     "name": "#%%\n"
+    },
+    "vscode": {
+     "languageId": "r"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "# Quering endpoint\n",
+    "query_data <- SPARQL(query_endpoint, query)\n",
+    "\n",
+    "# Access results as table (dataframe)\n",
+    "data_frame <- query_data$results"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "pycharm": {
+     "name": "#%%\n"
+    },
+    "vscode": {
+     "languageId": "r"
+    }
+   },
+   "outputs": [],
+   "source": [
+    "# Print result\n",
+    "print(data_frame)"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "R",
+   "language": "R",
+   "name": "ir"
+  },
+  "language_info": {
+   "codemirror_mode": "r",
+   "file_extension": ".r",
+   "mimetype": "text/x-r-source",
+   "name": "R",
+   "pygments_lexer": "r",
+   "version": "4.2.2"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}