jupyterlab

jupyterlab项目

数据库操作.ipynb

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+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import pymysql\n",
+    "db = pymysql.connect(\"localhost\",\"songyi\",\"yylzs\",\"mydata\" )\n",
+    "cursor = db.cursor()\n",
+    "cursor.execute(\"SELECT VERSION()\")\n",
+    "data = cursor.fetchone()\n",
+    "print (\"Database version : %s \" % data)\n",
+    "db.close()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import pymysql\n",
+    "db = pymysql.connect(\"localhost\",\"songyi\",\"yylzs\",\"mydata\" )\n",
+    "cursor = db.cursor()\n",
+    "sql = \"select id,name from sports_person where name= %s\"\n",
+    "cursor.execute(sql, ('张联红',))\n",
+    "result = cursor.fetchone()\n",
+    "print(result)\n",
+    "db.close()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import pymysql\n",
+    "db = pymysql.connect(\"localhost\",\"songyi\",\"yylzs\",\"mydata\" )\n",
+    "cursor = db.cursor()\n",
+    "sql = \"select id,name from sports_person\"\n",
+    "cursor.execute(sql)\n",
+    "result = cursor.fetchone()\n",
+    "print(\"人员信息：\")\n",
+    "print(result)\n",
+    "sql = \"select id,name from sports_item\"\n",
+    "cursor.execute(sql)\n",
+    "result = cursor.fetchone()\n",
+    "print(\"\\n运动项目信息：\")\n",
+    "print(result)\n",
+    "db.close()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import pymysql\n",
+    "db = pymysql.connect(\"localhost\",\"songyi\",\"yylzs\",\"mydata\" )\n",
+    "cursor = db.cursor()\n",
+    "sql = \"select a.target_id,b.name from sports_item_target as a,sports_target as b where a.target_id=b.id\"\n",
+    "cursor.execute(sql)\n",
+    "re_ta = {}\n",
+    "print(\"\\n运动项目信息：\")\n",
+    "results = cursor.fetchall()\n",
+    "for result in results:\n",
+    "#    print (\"%d--%s\" %(result[0],result[1]))\n",
+    "    re_ta[result[0]] = result[1]\n",
+    "    print(\"re_ta[%d]=        #%s\" %(result[0],result[1]))\n",
+    "print(re_ta)\n",
+    "db.close()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import pymysql\n",
+    "db = pymysql.connect(\"localhost\",\"songyi\",\"yylzs\",\"mydata\" )\n",
+    "cursor = db.cursor()\n",
+    "person_id = \n",
+    "record_date = ''\n",
+    "item_id =\n",
+    "re_ta = {}\n",
+    "re_ta[1]=        #运动距离\n",
+    "re_ta[2]=        #运动时间\n",
+    "re_ta[3]=        #平均配速\n",
+    "re_ta[4]=        #平均速度\n",
+    "re_ta[5]=        #平均步频\n",
+    "re_ta[6]=        #平均步幅\n",
+    "re_ta[7]=        #步数\n",
+    "re_ta[8]=        #平均心率\n",
+    "re_ta[9]=        #最大心率\n",
+    "re_ta[10]=        #无氧耐力\n",
+    "re_ta[11]=        #有氧耐力\n",
+    "re_ta[12]=        #最大步频\n",
+    "re_ta[13]=        #最快配速\n",
+    "sql = \"select * from sports_person\"\n",
+    "db.close()"
+   ]
+  }
+ ],
+ "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": "3.8.5"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 4
+}