Oracle 5.0 Reference Manual page 1933

rawData = New Byte(FileSize) {}
fs.Read(rawData, 0, FileSize)
fs.Close()
conn.Open()
SQL = "INSERT INTO file VALUES(NULL, @FileName, @FileSize, @File)"
cmd.Connection = conn
cmd.CommandText = SQL
cmd.Parameters.AddWithValue("@FileName", strFileName)
cmd.Parameters.AddWithValue("@FileSize", FileSize)
cmd.Parameters.AddWithValue("@File", rawData)
cmd.ExecuteNonQuery()
MessageBox.Show("File Inserted into database successfully!", _
"Success!", MessageBoxButtons.OK, MessageBoxIcon.Asterisk)
conn.Close()
Catch ex As Exception
MessageBox.Show("There was an error: " & ex.Message, "Error", _
MessageBoxButtons.OK, MessageBoxIcon.Error)
End Try
C# Example
MySql.Data.MySqlClient.MySqlConnection conn;
MySql.Data.MySqlClient.MySqlCommand cmd;
conn = new MySql.Data.MySqlClient.MySqlConnection();
cmd = new MySql.Data.MySqlClient.MySqlCommand();
string SQL;
UInt32 FileSize;
byte[] rawData;
FileStream fs;
conn.ConnectionString = "server=127.0.0.1;uid=root;" +
"pwd=12345;database=test;";
try
{
fs = new FileStream(@"c:\image.png", FileMode.Open, FileAccess.Read);
FileSize = fs.Length;
rawData = new byte[FileSize];
fs.Read(rawData, 0, FileSize);
fs.Close();
conn.Open();
SQL = "INSERT INTO file VALUES(NULL, @FileName, @FileSize, @File)";
cmd.Connection = conn;
cmd.CommandText = SQL;
cmd.Parameters.AddWithValue("@FileName", strFileName);
cmd.Parameters.AddWithValue("@FileSize", FileSize);
cmd.Parameters.AddWithValue("@File", rawData);
cmd.ExecuteNonQuery();
MessageBox.Show("File Inserted into database successfully!",
"Success!", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
conn.Close();
}
catch (MySql.Data.MySqlClient.MySqlException ex)
{
MessageBox.Show("Error " + ex.Number + " has occurred: " + ex.Message,
"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
Connector/Net Programming
1913