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46
Datenbank.py
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46
Datenbank.py
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import os
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import sqlite3
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class Datenbank_anlegen:
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def __init__(self, pfad_datenbank):
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self.pfad_datenbank = pfad_datenbank
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self.db_anlegen()
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def db_anlegen(self):
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#pfad = r"C:\Users\fabia\OneDrive\Jade HS\Master\MGW2\Masterprojekt_allgemein\Masterprojekt\Programmierung\Campusnetz\Campusnetz.db"
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if not os.path.exists(self.pfad_datenbank):
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con = sqlite3.connect(self.pfad_datenbank)
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cursor = con.cursor()
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cursor.executescript("""CREATE TABLE Netzpunkte (
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punktnummer TEXT(10),
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naeherungx NUMERIC(9,3),
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naeherungy NUMERIC(7,3),
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naeherungz NUMERIC(8,3),
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CONSTRAINT pk_Netzpunkte PRIMARY KEY (punktnummer)
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);
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CREATE TABLE Standpunkte_Tachymeter (
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spID INTEGER PRIMARY KEY AUTOINCREMENT,
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punktnummer TEXT(10),
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orientierunghz NUMERIC(2,5),
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CONSTRAINT fk_Standpunkte_Tachymeter_Netzpunkte FOREIGN KEY (punktnummer)
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REFERENCES Netzpunkte(punktnummer)
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);
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CREATE TABLE Beobachtungen_Tachymeter (
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btID INTEGER PRIMARY KEY AUTOINCREMENT,
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spID INTEGER,
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punktnummer TEXT(10),
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hz NUMERIC(3,5),
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v NUMERIC(3,5),
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distanz NUMERIC(4,4),
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CONSTRAINT fk_Beobachtungen_Tachymeter_Standpunkte_Tachymeter FOREIGN KEY (spID)
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REFERENCES Standpunkte_Tachymeter(spID),
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CONSTRAINT fk_Beobachtungen_Tachymeter_Netzpunkte FOREIGN KEY (punktnummer)
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REFERENCES Netzpunkte(punktnummer)
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);
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""");
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con.commit()
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con.close()
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94
main.ipynb
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94
main.ipynb
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{
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"cells": [
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{
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"metadata": {},
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"cell_type": "code",
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"source": [
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"import csv\n",
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"import Datenbank"
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],
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"id": "9317c939b4662e39",
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"outputs": [],
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"execution_count": null
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},
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{
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"metadata": {},
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"cell_type": "code",
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"source": [
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"# Hier werden die Nutzereingaben vorgenommen:\n",
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"pfad_datenbank = r\"C:\\Users\\fabia\\OneDrive\\Jade HS\\Master\\MGW2\\Masterprojekt_allgemein\\Masterprojekt\\Programmierung\\Campusnetz\\Campusnetz.db\""
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],
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"id": "33969d88a569b138",
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"outputs": [],
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"execution_count": null
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},
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{
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"metadata": {},
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"cell_type": "code",
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"source": [
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"# Es wird geprüft, ob die .db-Datei bereits vorhanden ist. Wenn dies nicht der Fall ist, wird die Datenbank mitsamt aller Tabellen angelegt.\n",
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"Datenbank.Datenbank_anlegen(pfad_datenbank)"
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],
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"id": "c55d4c3fccfa7902",
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"outputs": [],
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"execution_count": null
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},
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{
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"metadata": {
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"collapsed": true
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},
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"cell_type": "code",
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"source": "pfad = r\"C:\\Users\\fabia\\OneDrive\\Jade HS\\Master\\MGW2\\Masterprojekt_allgemein\\Masterprojekt\\Übungsnetz\\Tachymeterdaten\\Masterprobe_2.csv\"",
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"id": "bb3d08220dbf2071",
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"outputs": [],
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"execution_count": null
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},
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{
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"metadata": {},
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"cell_type": "code",
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"source": [
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"with open (pfad, newline='', encoding='utf-8') as csvfile:\n",
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" r = csv.reader(csvfile, delimiter=';')\n",
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" zeilennummer = 0\n",
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" for row in r:\n",
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" zeilennummer += 1\n",
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" if zeilennummer < 4:\n",
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" pass\n",
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" else:\n",
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" print(row)\n"
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],
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"id": "c76a1830f3bbe81a",
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"outputs": [],
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"execution_count": null
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},
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{
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"metadata": {},
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"cell_type": "code",
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"source": "",
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"id": "d200a8b43e3646c",
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"outputs": [],
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"execution_count": null
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 2
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython2",
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"version": "2.7.6"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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