Web資料庫範例彙整 - 台大系統訓練班課程網頁 (林奇賦)

11/23 Web資料庫範例程式

Chifu — Sat, 23 Nov 2013 11:06:24 +0000

這篇文章 11/23 Web資料庫範例程式最早出現於台大系統訓練班課程網頁 (林奇賦)。

ASP.NET SQLite Sample 上課範例程式碼

Chifu — Wed, 20 Nov 2013 04:33:21 +0000

        void showdata()
        {
        //建立資料表
        SQLiteConnection conn = new SQLiteConnection("Data source=mydb.sqlite");
        // Open
        conn.Open();
        //要下任何命令先取得該連結的執行命令物件
        SQLiteCommand cmd = conn.CreateCommand();
        // 建立資料表
        cmd.Connection = conn;
        cmd.CommandText = "SELECT * FROM address_book";
        // 執行查詢塞入 sqlite_datareader
        SQLiteDataReader sqlite_datareader = cmd.ExecuteReader();
        GridView1.DataSource = sqlite_datareader;
        GridView1.DataBind();
        conn.Close();
        }

        void executeSQL(string sql)
        {
        SQLiteConnection conn = new SQLiteConnection("Data source=mydb.sqlite");
        conn.Open();
        SQLiteCommand cmd = conn.CreateCommand();
        cmd.Connection = conn;
        cmd.CommandText = sql;
        cmd.ExecuteNonQuery();
        conn.Close();
        }


        protected void GridView1_RowEditing(Object sender, GridViewEditEventArgs e)
        {
            //Set the edit index.
            GridView1.EditIndex = e.NewEditIndex;
            //Bind data to the GridView control.
            showdata();
        }
        protected void GridView1_OnRowCancelingEdit(Object sender, GridViewCancelEditEventArgs e)
        {
            Response.Write("cancel");
            GridView1.EditIndex = -1;
            //Bind data to the GridView control.
            showdata();
        }

        protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
        {

            //Update the values.
            GridViewRow row = GridView1.Rows[e.RowIndex];
            Label1.Text += ((TextBox)(row.Cells[2].Controls[0])).Text+"
";
            Label1.Text += ((TextBox)(row.Cells[3].Controls[0])).Text +"
";
            Label1.Text += ((TextBox)(row.Cells[4].Controls[0])).Text +"
";

            //更新的SQL語法

            string updatesql = "UPDATE address_book SET name='" + ((TextBox)(row.Cells[2].Controls[0])).Text + "', phone='" + ((TextBox)(row.Cells[3].Controls[0])).Text + "',address='" + ((TextBox)(row.Cells[4].Controls[0])).Text + "' where sid=" + ((TextBox)(row.Cells[1].Controls[0])).Text;
            executeSQL(updatesql);

            //Reset the edit index.

            GridView1.EditIndex = -1;

            //Bind data to the GridView control.
            showdata();
        }

資料庫

這篇文章 ASP.NET SQLite Sample 上課範例程式碼最早出現於台大系統訓練班課程網頁 (林奇賦)。

ASP.NET SQLite Sample

Chifu — Tue, 19 Nov 2013 13:21:07 +0000

 //建立資料表
            SQLiteConnection conn = new SQLiteConnection("Data source=mydb.sqlite");
            //Open
            conn.Open();
            //要下任何命令先取得該連結的執行命令物件
            SQLiteCommand cmd = conn.CreateCommand();
            // 建立資料表
            string sql = "CREATE TABLE IF NOT EXISTS 'address_book' (sid INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL , name VARCHAR, phone VARCHAR, address VARCHAR,creation_date DATETIME DEFAULT CURRENT_TIMESTAMP)";
            cmd.Connection = conn;
            cmd.CommandText = sql;
            cmd.ExecuteNonQuery();
            // 輸入參數
            cmd.Parameters.Add(cmd.CreateParameter());
            cmd.Parameters.Add(cmd.CreateParameter());
            cmd.Parameters.Add(cmd.CreateParameter());

            cmd.CommandText = "INSERT INTO 'address_book' ('name', 'phone', 'address' ) VALUES( ?, ?, ?)";
            cmd.Parameters[0].Value = TextBox1.Text;
            cmd.Parameters[1].Value = TextBox2.Text;
            cmd.Parameters[2].Value = TextBox3.Text;
            cmd.ExecuteNonQuery();

            // 查詢資料表
            cmd.CommandText = "SELECT * FROM address_book";
            // 執行查詢塞入 sqlite_datareader
            SQLiteDataReader sqlite_datareader = cmd.ExecuteReader();
            GridView1.DataSource = sqlite_datareader;
            GridView1.DataBind();
            conn.Close();

這篇文章 ASP.NET SQLite Sample 最早出現於台大系統訓練班課程網頁 (林奇賦)。

2013 11/16 Web資料庫上課範例

Chifu — Wed, 06 Nov 2013 13:42:26 +0000

20131106_sample.rar

這篇文章 2013 11/16 Web資料庫上課範例最早出現於台大系統訓練班課程網頁 (林奇賦)。

SQL 語法練習

Chifu — Fri, 25 Oct 2013 02:44:28 +0000

1.列出第11~20筆星巴克
2.列出營業時間 07:00~21:00 的店家
3.台北市的店家數量總數為
4.隨機找出10筆星巴克

http://140.112.31.82/websql/starbucks.xlsx

這篇文章 SQL 語法練習最早出現於台大系統訓練班課程網頁 (林奇賦)。

ASP.NET 連結 Mysql

Chifu — Thu, 15 Aug 2013 15:53:37 +0000

            //建立與mysql連線
            MySqlConnection conn = new MySqlConnection("server=localhost;user id=帳號; password=密碼;database=資料庫名稱");
            conn.Open();
            MySqlCommand cmd = conn.CreateCommand();
            string sql = "CREATE TABLE IF NOT EXISTS address_book (sid INT( 5 ) NOT NULL AUTO_INCREMENT PRIMARY KEY , name VARCHAR( 20 ) NOT NULL , phone VARCHAR( 20 ) NOT NULL , address VARCHAR( 20 ) NOT NULL) ENGINE = MYISAM ;";
            cmd.Connection = conn;
            cmd.CommandText = sql;
            cmd.ExecuteNonQuery();

            cmd.CommandText = "INSERT INTO address_book (name, phone, address ) VALUES('" + TextBox1.Text + "', '" + TextBox2.Text + "', '" + TextBox3.Text + "')";
            cmd.ExecuteNonQuery();

            cmd.CommandText = "SELECT * FROM address_book";
            MySqlDataReader mysql_datareader = cmd.ExecuteReader();
            GridView1.DataSource = mysql_datareader;
            GridView1.DataBind();
            conn.Close();

這篇文章 ASP.NET 連結 Mysql 最早出現於台大系統訓練班課程網頁 (林奇賦)。

update.php

Chifu — Sat, 27 Jul 2013 12:33:58 +0000



Input address book data:










exec("CREATE TABLE address_book (
sid INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL ,
name VARCHAR,
phone VARCHAR,
address VARCHAR,
creation_date DATETIME DEFAULT CURRENT_TIMESTAMP)");

if( isset($_POST['submit']) && $_POST['submit']=='Update' ) {
    // 準備新增資料的語法
    $name = $_POST["name"];
    $phone = $_POST["phone"];
    $address = $_POST["address"];
	$pdo->exec("UPDATE 'address_book' SET name='$name', phone='$phone', address='$address' where sid=$_GET[sid]");
}

if( $_GET['op']=='del' ) {
// 準備刪除資料的語法
$pdo->exec("DELETE FROM 'address_book' WHERE
SID=$_GET[sid]");
}


$pdoStatement = $pdo->query("SELECT * FROM address_book");

/*
while($row = $pdoStatement->fetch() ) {
    print_r( $row );
}
*/
makeTable($pdoStatement);

function makeTable($pdoStatement)
{
	echo $_POST["sql"]."
";
	echo "";
	//設定Title
	echo "";
	echo "";
	echo "";
	echo "";
	echo "";
	//讀取內容
	while($row = $pdoStatement->fetch(PDO::FETCH_ASSOC) ) {
	echo "";
	echo "";
	echo "";
	echo "";
	echo "";
	}
	echo "sid name phone address 
$row[sid] $row[name] $row[phone] $row[address] del";
}





?>

這篇文章 update.php 最早出現於台大系統訓練班課程網頁 (林奇賦)。

add.php

Chifu — Sat, 27 Jul 2013 12:33:25 +0000



Input address book data:










exec("CREATE TABLE address_book (
sid INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL ,
name VARCHAR,
phone VARCHAR,
address VARCHAR,
creation_date DATETIME DEFAULT CURRENT_TIMESTAMP)");

if( isset($_POST['submit']) && $_POST['submit']=='Add' ) {
    // 準備新增資料的語法
    $name = $_POST["name"];
    $phone = $_POST["phone"];
    $address = $_POST["address"];
    $pdo->exec("INSERT INTO 'address_book' ('name', 'phone', 'address' )
    VALUES( '$name', '$phone', '$address')");
}

if( $_GET['op']=='del' ) {
// 準備刪除資料的語法
$pdo->exec("DELETE FROM 'address_book' WHERE
SID=$_GET[sid]");
}

if( $_GET['op']=='sort_sid' ) {
	$pdoStatement = $pdo->query("SELECT * FROM address_book order by sid desc");
}
else if( $_GET['op']=='sort_name' ) {
	$pdoStatement = $pdo->query("SELECT * FROM address_book order by name desc");
}
else {
	$pdoStatement = $pdo->query("SELECT * FROM address_book");
}

makeTable($pdoStatement);

function makeTable($temp)
{
	echo "";
	//設定Title
	echo "";
	echo "";
	echo "";
	echo "";
	echo "";
	echo "";
	//讀取內容
	while($row = $temp->fetch() ) {
	echo "";
	echo "";
	echo "";
	echo "";
	echo "";
	echo "";
	}
	echo "sid name phone address 
$row[sid] $row[name] $row[phone] $row[address] del update";
}

?>

這篇文章 add.php 最早出現於台大系統訓練班課程網頁 (林奇賦)。

ASP.NET 連接 SQLite 範例

Chifu — Wed, 03 Jul 2013 04:28:17 +0000

            //建立資料表
            SQLiteConnection conn = new SQLiteConnection("Data source=mydb.sqlite");
            // Open
            conn.Open();
            //要下任何命令先取得該連結的執行命令物件
            SQLiteCommand cmd = conn.CreateCommand();
            // 建立資料表
            string sql = "CREATE TABLE IF NOT EXISTS 'address_book' (sid INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL , name VARCHAR, phone VARCHAR, address VARCHAR,creation_date DATETIME DEFAULT CURRENT_TIMESTAMP)";
            cmd.Connection = conn;
            cmd.CommandText = sql;
            cmd.ExecuteNonQuery();

            cmd.CommandText = "INSERT INTO 'address_book' ('name', 'phone', 'address' ) VALUES('" + TextBox1.Text +"', '" + TextBox2.Text + "', '" + TextBox3.Text + "')";
            cmd.ExecuteNonQuery();

            // 查詢資料表
            cmd.CommandText = "SELECT * FROM address_book";
            // 執行查詢塞入 sqlite_datareader
            SQLiteDataReader sqlite_datareader = cmd.ExecuteReader();
            GridView1.DataSource = sqlite_datareader;
            GridView1.DataBind();

            conn.Close();

這篇文章 ASP.NET 連接 SQLite 範例最早出現於台大系統訓練班課程網頁 (林奇賦)。

php+mysql 連接範例 add_mysql.php

Chifu — Tue, 02 Jul 2013 03:29:14 +0000



Input address book data:

name:

phone:

address:



0) {
// 準備更新資料的語法
$name = $_POST["name"];
$phone = $_POST["phone"];
$address = $_POST["address"];
mysql_query("INSERT INTO address_book (name, phone, address )
		VALUES( '$name', '$phone', '$address')");
}

$result = mysql_query("SELECT * FROM address_book");
makeTable($result);

function makeTable($result)
{
echo "";
//設定Title
echo "";
echo "";
echo "";
echo "";
echo "";
echo "";
//讀取內容
while($row = mysql_fetch_assoc($result)) {
echo "";
echo "";
echo "";
echo "";
echo "";
echo "";
}
echo "sid name phone address 
$row[sid] $row[name] $row[phone] $row[address] del update";
}
?>

這篇文章 php+mysql 連接範例 add_mysql.php 最早出現於台大系統訓練班課程網頁 (林奇賦)。

sid	name	phone	address
$row[sid]	$row[name]	$row[phone]	$row[address]	del

Web資料庫範例 彙整 - 台大系統訓練班課程網頁 (林奇賦)