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adilek/pandas-sql_19.ipynb

Created June 6, 2018 15:14
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pandas-sql_19.ipynb
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" <td>Oliver</td>\n",
" <td>Nicholas</td>\n",
" <td>1994</td>\n",
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" <td>Leo</td>\n",
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" <td>17</td>\n",
" <td>Intro to Discreet Math</td>\n",
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" <tr>\n",
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" <td>Owen</td>\n",
" <td>Leo</td>\n",
" <td>1981</td>\n",
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" <td>Ryan</td>\n",
" <td>Tyler</td>\n",
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" <td>1996</td>\n",
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" <td>Ryan</td>\n",
" <td>Tyler</td>\n",
" <td>1996</td>\n",
" <td>1</td>\n",
" <td>Intro to Calculus</td>\n",
" <td>Jennifer Lopez</td>\n",
" </tr>\n",
" <tr>\n",
" <th>18</th>\n",
" <td>Samuel</td>\n",
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" <td>Data Science applications</td>\n",
" <td>Michael Jackson</td>\n",
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" <th>93</th>\n",
" <td>Samuel</td>\n",
" <td>Dominic</td>\n",
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" <td>Samuel</td>\n",
" <td>Dominic</td>\n",
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" <td>3</td>\n",
" <td>Intro to Deep Learning</td>\n",
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" <tr>\n",
" <th>27</th>\n",
" <td>Sebastian</td>\n",
" <td>Adam</td>\n",
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" <tr>\n",
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" <td>Sebastian</td>\n",
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" <td>Beyonce</td>\n",
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" <tr>\n",
" <th>146</th>\n",
" <td>Sebastian</td>\n",
" <td>Adam</td>\n",
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" <td>10</td>\n",
" <td>Database management systems</td>\n",
" <td>Shakira</td>\n",
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" <td>Sebastian</td>\n",
" <td>Adam</td>\n",
" <td>1980</td>\n",
" <td>10</td>\n",
" <td>Intro to Deep Learning</td>\n",
" <td>Emma Watson</td>\n",
" </tr>\n",
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" <th>71</th>\n",
" <td>Thomas</td>\n",
" <td>Brandon</td>\n",
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" <td>9</td>\n",
" <td>Intro to Discreet Math</td>\n",
" <td>Beyonce</td>\n",
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" <th>158</th>\n",
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" <td>Brandon</td>\n",
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" <td>9</td>\n",
" <td>Database management systems</td>\n",
" <td>Shakira</td>\n",
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" <th>176</th>\n",
" <td>Thomas</td>\n",
" <td>Brandon</td>\n",
" <td>1988</td>\n",
" <td>9</td>\n",
" <td>Intro to Deep Learning</td>\n",
" <td>Emma Watson</td>\n",
" </tr>\n",
" <tr>\n",
" <th>203</th>\n",
" <td>Thomas</td>\n",
" <td>Brandon</td>\n",
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" <td>9</td>\n",
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" <th>40</th>\n",
" <td>William</td>\n",
" <td>Connor</td>\n",
" <td>1996</td>\n",
" <td>8</td>\n",
" <td>Intro to Computer Science</td>\n",
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" <th>41</th>\n",
" <td>William</td>\n",
" <td>Connor</td>\n",
" <td>1996</td>\n",
" <td>8</td>\n",
" <td>Intro to Computer Science</td>\n",
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" <tr>\n",
" <th>51</th>\n",
" <td>William</td>\n",
" <td>Connor</td>\n",
" <td>1996</td>\n",
" <td>8</td>\n",
" <td>Intro to Discreet Math</td>\n",
" <td>Beyonce</td>\n",
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" <th>178</th>\n",
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" <td>Connor</td>\n",
" <td>1996</td>\n",
" <td>8</td>\n",
" <td>Intro to Deep Learning</td>\n",
" <td>Emma Watson</td>\n",
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" <tr>\n",
" <th>82</th>\n",
" <td>Wyatt</td>\n",
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" <td>2000</td>\n",
" <td>3</td>\n",
" <td>Intro to Discreet Math</td>\n",
" <td>Beyonce</td>\n",
" </tr>\n",
" <tr>\n",
" <th>94</th>\n",
" <td>Wyatt</td>\n",
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" <td>2000</td>\n",
" <td>3</td>\n",
" <td>Intro to Calculus</td>\n",
" <td>Jennifer Lopez</td>\n",
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" <tr>\n",
" <th>148</th>\n",
" <td>Wyatt</td>\n",
" <td>Jason</td>\n",
" <td>2000</td>\n",
" <td>3</td>\n",
" <td>Database management systems</td>\n",
" <td>Shakira</td>\n",
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" <tr>\n",
" <th>200</th>\n",
" <td>Wyatt</td>\n",
" <td>Jason</td>\n",
" <td>2000</td>\n",
" <td>3</td>\n",
" <td>Intro to Deep Learning</td>\n",
" <td>Emma Watson</td>\n",
" </tr>\n",
" </tbody>\n",
"</table>\n",
"<p>206 rows × 6 columns</p>\n",
"</div>"
],
"text/plain": [
" first_name last_name birth_year points course_name \\\n",
"65 Aaron Bentley 1984 4 Intro to Discreet Math \n",
"105 Aaron Bentley 1984 4 Intro to Calculus \n",
"129 Aaron Bentley 1984 4 Intro to Calculus \n",
"159 Aaron Bentley 1984 4 Database management systems \n",
"54 Aiden Jordan 1997 10 Intro to Discreet Math \n",
"153 Aiden Jordan 1997 10 Database management systems \n",
"197 Aiden Jordan 1997 10 Intro to Deep Learning \n",
"77 Alexander Robert 1982 18 Intro to Discreet Math \n",
"122 Alexander Robert 1982 18 Intro to Calculus \n",
"132 Alexander Robert 1982 18 Database management systems \n",
"141 Alexander Robert 1982 18 Database management systems \n",
"59 Andrew Ezra 1980 10 Intro to Discreet Math \n",
"70 Andrew Ezra 1980 10 Intro to Discreet Math \n",
"189 Andrew Ezra 1980 10 Intro to Deep Learning \n",
"201 Andrew Ezra 1980 10 Intro to Deep Learning \n",
"7 Anna Johnson 1964 10 Data Science applications \n",
"50 Anna Johnson 1964 10 Intro to Discreet Math \n",
"120 Anna Johnson 1964 10 Intro to Calculus \n",
"185 Anna Johnson 1964 10 Intro to Deep Learning \n",
"68 Anthony Carson 1989 8 Intro to Discreet Math \n",
"81 Anthony Carson 1989 8 Intro to Discreet Math \n",
"136 Anthony Carson 1989 8 Database management systems \n",
"162 Anthony Carson 1989 8 Database management systems \n",
"92 Benjamin Cameron 1983 11 Intro to Calculus \n",
"138 Benjamin Cameron 1983 11 Database management systems \n",
"195 Benjamin Cameron 1983 11 Intro to Deep Learning \n",
"103 Caleb Leonardo 1988 9 Intro to Calculus \n",
"164 Caleb Leonardo 1988 9 Database management systems \n",
"175 Caleb Leonardo 1988 9 Intro to Deep Learning \n",
"191 Caleb Leonardo 1988 9 Intro to Deep Learning \n",
".. ... ... ... ... ... \n",
"142 Oliver Nicholas 1994 4 Database management systems \n",
"167 Oliver Nicholas 1994 4 Intro to Deep Learning \n",
"187 Oliver Nicholas 1994 4 Intro to Deep Learning \n",
"19 Owen Leo 1981 17 Data Science applications \n",
"58 Owen Leo 1981 17 Intro to Discreet Math \n",
"67 Owen Leo 1981 17 Intro to Discreet Math \n",
"125 Owen Leo 1981 17 Intro to Calculus \n",
"5 Ryan Tyler 1996 1 Data Science applications \n",
"47 Ryan Tyler 1996 1 Intro to Computer Science \n",
"102 Ryan Tyler 1996 1 Intro to Calculus \n",
"114 Ryan Tyler 1996 1 Intro to Calculus \n",
"18 Samuel Dominic 1983 3 Data Science applications \n",
"93 Samuel Dominic 1983 3 Intro to Calculus \n",
"198 Samuel Dominic 1983 3 Intro to Deep Learning \n",
"27 Sebastian Adam 1980 10 Data Science applications \n",
"80 Sebastian Adam 1980 10 Intro to Discreet Math \n",
"146 Sebastian Adam 1980 10 Database management systems \n",
"170 Sebastian Adam 1980 10 Intro to Deep Learning \n",
"71 Thomas Brandon 1988 9 Intro to Discreet Math \n",
"158 Thomas Brandon 1988 9 Database management systems \n",
"176 Thomas Brandon 1988 9 Intro to Deep Learning \n",
"203 Thomas Brandon 1988 9 Intro to Deep Learning \n",
"40 William Connor 1996 8 Intro to Computer Science \n",
"41 William Connor 1996 8 Intro to Computer Science \n",
"51 William Connor 1996 8 Intro to Discreet Math \n",
"178 William Connor 1996 8 Intro to Deep Learning \n",
"82 Wyatt Jason 2000 3 Intro to Discreet Math \n",
"94 Wyatt Jason 2000 3 Intro to Calculus \n",
"148 Wyatt Jason 2000 3 Database management systems \n",
"200 Wyatt Jason 2000 3 Intro to Deep Learning \n",
"\n",
" instructor \n",
"65 Beyonce \n",
"105 Jennifer Lopez \n",
"129 Jennifer Lopez \n",
"159 Shakira \n",
"54 Beyonce \n",
"153 Shakira \n",
"197 Emma Watson \n",
"77 Beyonce \n",
"122 Jennifer Lopez \n",
"132 Shakira \n",
"141 Shakira \n",
"59 Beyonce \n",
"70 Beyonce \n",
"189 Emma Watson \n",
"201 Emma Watson \n",
"7 Michael Jackson \n",
"50 Beyonce \n",
"120 Jennifer Lopez \n",
"185 Emma Watson \n",
"68 Beyonce \n",
"81 Beyonce \n",
"136 Shakira \n",
"162 Shakira \n",
"92 Jennifer Lopez \n",
"138 Shakira \n",
"195 Emma Watson \n",
"103 Jennifer Lopez \n",
"164 Shakira \n",
"175 Emma Watson \n",
"191 Emma Watson \n",
".. ... \n",
"142 Shakira \n",
"167 Emma Watson \n",
"187 Emma Watson \n",
"19 Michael Jackson \n",
"58 Beyonce \n",
"67 Beyonce \n",
"125 Jennifer Lopez \n",
"5 Michael Jackson \n",
"47 John Lennon \n",
"102 Jennifer Lopez \n",
"114 Jennifer Lopez \n",
"18 Michael Jackson \n",
"93 Jennifer Lopez \n",
"198 Emma Watson \n",
"27 Michael Jackson \n",
"80 Beyonce \n",
"146 Shakira \n",
"170 Emma Watson \n",
"71 Beyonce \n",
"158 Shakira \n",
"176 Emma Watson \n",
"203 Emma Watson \n",
"40 John Lennon \n",
"41 John Lennon \n",
"51 Beyonce \n",
"178 Emma Watson \n",
"82 Beyonce \n",
"94 Jennifer Lopez \n",
"148 Shakira \n",
"200 Emma Watson \n",
"\n",
"[206 rows x 6 columns]"
]
},
"execution_count": 25,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"pd.merge(\n",
" pd.merge(attendace[[\"user_id\", \"course_id\"]], users, how='left', left_on='user_id', right_on='id'),\n",
" courses, left_on=\"course_id\", right_on=\"id\")[\n",
" [\"first_name\", \"last_name\", \"birth_year\", \"points\", \"course_name\", \"instructor\"]\n",
"].sort_values([\"first_name\", \"last_name\"])"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.6.5"
}
},
"nbformat": 4,
"nbformat_minor": 2
}
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