PolyglotNotebooksStudy/Docs/多语言笔记.2.2.连接SQLite.ipynb

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 "cells": [
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   "source": [
    "连接到 SQLite 数据库\n",
    "============================== "
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "连接到 SQLite 数据库,并操作数据。注意：此功能在 Microsoft.DotNet.Interactive.ExtensionLab 扩展库中，要先引用 Nuget 包。"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 设置Nuget包源"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "dotnet_interactive": {
     "language": "csharp"
    },
    "polyglot_notebook": {
     "kernelName": "csharp"
    }
   },
   "outputs": [],
   "source": [
    "#i \"https://api.nuget.org/v3/index.json\""
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 引用 Nuget 包"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "dotnet_interactive": {
     "language": "csharp"
    },
    "polyglot_notebook": {
     "kernelName": "csharp"
    }
   },
   "outputs": [],
   "source": [
    "#r \"nuget:  Microsoft.DotNet.Interactive.ExtensionLab,*-*\""
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 连接到 SQLite 数据库"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "引用扩展库后，使用 #!connect sqlite 命令连接到SQLite数据库！"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "dotnet_interactive": {
     "language": "csharp"
    },
    "polyglot_notebook": {
     "kernelName": "csharp"
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   "source": [
    "#!connect sqlite --kernel-name MySQLiteDemo \"Data Source=sqlite\\\\SQLiteDemo.db\"\n",
    "\n",
    "/*\n",
    "    相对目录位置\n",
    "    #!connect sqlite --kernel-name MySQLiteDemo \"Data Source=Database\\SQLiteDemo.db;\"\n",
    "    \n",
    "    缓存共享\n",
    "    #!connect sqlite --kernel-name MySQLiteDemo \"Data Source=Database\\SQLiteDemo.db;Cache=Shared;\"\n",
    "\n",
    "    使用带密码\n",
    "    #!connect sqlite --kernel-name MySQLiteDemo \"Data Source=SQLiteDemo.db;Cache=Shared;Password=MyEncryptionKey;\"\n",
    "    \n",
    "    只读模式\n",
    "    #!connect sqlite --kernel-name MySQLiteDemo \"Data Source=SQLiteDemo.db;Mode=ReadOnly\"\n",
    "\n",
    "    读写创建模式\n",
    "    #!connect sqlite --kernel-name MySQLiteDemo \"Data Source=SQLiteDemo.db;Mode=ReadWriteCreate\"\n",
    "\n",
    "    读写模式\n",
    "    #!connect sqlite --kernel-name MySQLiteDemo \"Data Source=SQLiteDemo.db;Mode=ReadWrite\"\n",
    "\n",
    "    私有内存模式\n",
    "    #!connect sqlite --kernel-name MySQLiteDemo \"Data Source=:memory:\"\n",
    "\n",
    "    共享内存模式\n",
    "    #!connect sqlite --kernel-name MySQLiteDemo \"Data Source=Sharable;Mode=Memory;Cache=Shared\"\n",
    "*/"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 使用连接操作数据库"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "dotnet_interactive": {
     "language": "sql-MySQLiteDemo"
    },
    "polyglot_notebook": {
     "kernelName": "sql-MySQLiteDemo"
    }
   },
   "outputs": [],
   "source": [
    "#!sql-MySQLiteDemo\n",
    "\n",
    "select * from person;"
   ]
  },
  {
   "attachments": {},
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## C#中使用"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "dotnet_interactive": {
     "language": "csharp"
    },
    "polyglot_notebook": {
     "kernelName": "csharp"
    }
   },
   "outputs": [],
   "source": [
    "//直接引用包，使用类库操作就可以了，不需要使用 上下文连接"
   ]
  }
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