Entrega Projeto Guiado II - Banco ainda com problemas

exercicios/para-casa/Banco de dados Mari.ipynb

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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "id": "3fb51551",
+   "metadata": {},
+   "source": [
+    "## Banco de dados"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 15,
+   "id": "6f065d6e",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import csv\n",
+    "import sqlite3"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 16,
+   "id": "a7aa9973",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "file = open('books_data_clean.csv', 'r', encoding='utf-8') "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 17,
+   "id": "eaaee9c6",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "conteudo = csv.reader(file)\n",
+    "\n",
+    "connection = sqlite3.connect(\"banco_livros.db\")\n",
+    "cursor = connection.cursor()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 25,
+   "id": "25d07ce5",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "cursor.execute('''\n",
+    "    CREATE TABLE IF NOT EXISTS books (\n",
+    "        [Publishing Year] INT,\n",
+    "        [Book Name] VARCHAR,\n",
+    "        author VARCHAR,\n",
+    "        language_code VARCHAR,\n",
+    "        author_rating VARCHAR,\n",
+    "        book_average_rating FLOAT,\n",
+    "        book_ratings_count INT,\n",
+    "        genre VARCHAR,\n",
+    "        gross_sales FLOAT,\n",
+    "        publisher_revenue FLOAT,\n",
+    "        sale_price FLOAT,\n",
+    "        sales_rank FLOAT,\n",
+    "        publisher VARCHAR,\n",
+    "        units_sold FLOAT\n",
+    "    )\n",
+    "''')\n",
+    "\n",
+    "connection.commit()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 27,
+   "id": "20010962",
+   "metadata": {},
+   "outputs": [
+    {
+     "ename": "OperationalError",
+     "evalue": "table books has no column named Publishing Year",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[1;31m---------------------------------------------------------------------------\u001b[0m",
+      "\u001b[1;31mOperationalError\u001b[0m                          Traceback (most recent call last)",
+      "Cell \u001b[1;32mIn[27], line 21\u001b[0m\n\u001b[0;32m      1\u001b[0m inserir_conteudo \u001b[38;5;241m=\u001b[39m \u001b[38;5;124m'''\u001b[39m\n\u001b[0;32m      2\u001b[0m \u001b[38;5;124m    INSERT INTO books (\u001b[39m\n\u001b[0;32m      3\u001b[0m \u001b[38;5;124m        [Publishing Year],\u001b[39m\n\u001b[1;32m   (...)\u001b[0m\n\u001b[0;32m     18\u001b[0m \u001b[38;5;124m    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)\u001b[39m\n\u001b[0;32m     19\u001b[0m \u001b[38;5;124m'''\u001b[39m\n\u001b[1;32m---> 21\u001b[0m \u001b[43mcursor\u001b[49m\u001b[38;5;241;43m.\u001b[39;49m\u001b[43mexecutemany\u001b[49m\u001b[43m(\u001b[49m\u001b[43minserir_conteudo\u001b[49m\u001b[43m,\u001b[49m\u001b[43m \u001b[49m\u001b[43mconteudo\u001b[49m\u001b[43m)\u001b[49m\n\u001b[0;32m     23\u001b[0m connection\u001b[38;5;241m.\u001b[39mcommit()\n",
+      "\u001b[1;31mOperationalError\u001b[0m: table books has no column named Publishing Year"
+     ]
+    }
+   ],
+   "source": [
+    "inserir_conteudo = '''\n",
+    "    INSERT INTO books (\n",
+    "        [Publishing Year],\n",
+    "        book_name,\n",
+    "        author,\n",
+    "        language_code,\n",
+    "        author_rating,\n",
+    "        book_average_rating,\n",
+    "        book_ratings_count,\n",
+    "        genre,\n",
+    "        gross_sales,\n",
+    "        publisher_revenue,\n",
+    "        sale_price,\n",
+    "        sales_rank,\n",
+    "        publisher,\n",
+    "        units_sold\n",
+    "    )\n",
+    "    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)\n",
+    "'''\n",
+    "\n",
+    "cursor.executemany(inserir_conteudo, conteudo)\n",
+    "\n",
+    "connection.commit()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "51ed46b3",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "selecionar_tudo = \"SELECT * FROM books\"\n",
+    "entradas = cursor.execute(selecionar_tudo).fetchall()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "f30ba732",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "for entrada in entradas:\n",
+    "  print(entrada)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "a7dcca72",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "connection.commit()\n",
+    "connection.close()"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "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": "3.11.4"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}