{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "1e464af6-f306-4f10-9ff9-84a60f752f8c",
   "metadata": {},
   "source": [
    "# The `pivot()` stored procedure"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "id": "c006b554-80d2-48a5-986d-6e5de65e71f6",
   "metadata": {},
   "outputs": [],
   "source": [
    "from data201 import db_connection"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "4543a5dc-7488-418f-b8ec-602ea370c57c",
   "metadata": {},
   "outputs": [],
   "source": [
    "conn = db_connection('pivot_test.ini')\n",
    "cursor = conn.cursor()"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "66b417c1-21ac-4bf1-aa60-0fd0bdca0f66",
   "metadata": {},
   "source": [
    "### Load the `pivot()` stored procedure and its helper `exec_stmt()` stored procedure."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "a0ce1937-424d-4e9e-89a4-a14bf478b188",
   "metadata": {},
   "outputs": [],
   "source": [
    "cursor.execute('DROP PROCEDURE IF EXISTS pivot')\n",
    "cursor.execute('DROP PROCEDURE IF EXISTS exec_stmt')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "a5d3dc6e-12f0-4ae3-9b7b-adc1786da708",
   "metadata": {},
   "outputs": [],
   "source": [
    "with open('pivot.sql', 'r') as pivot_sql:\n",
    "    cursor.execute(pivot_sql.read())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "id": "35c68da8-097d-4e32-899e-3a1d059f6f9b",
   "metadata": {},
   "outputs": [],
   "source": [
    "with open('exec_stmt.sql', 'r') as exec_stmt_sql:\n",
    "    cursor.execute(exec_stmt_sql.read())"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "id": "012e71c8-5910-4a09-9462-ad2c9d53f2ff",
   "metadata": {},
   "outputs": [],
   "source": [
    "cursor.close()\n",
    "conn.close()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "bfe57543-5081-4401-a456-440245a47cce",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "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": "3.12.4"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 5
}