ACCESS的Ole对象读取写入

2024年3月9日发(作者：)

();

}

//it is for reading the data from the database and store it to a file

******* void button2_Click(object sender, EventArgs e)

{

OleDbCommand command = new OleDbCommand("SELECT [object], path FROM 表1", conn);

OleDbDataReader dr = eReader();

FileStream fs;

BinaryWriter writer;

int bufferSize = 100;

byte[] outByte = new byte[bufferSize];

while(())

{

string filename = ing(1);

fs = new FileStream(filename, Create, );

writer = new BinaryWriter(fs);

int startIndex = 0;

long retval = es(0, startIndex, outByte, 0, bufferSize);

while (retval == bufferSize)

{

(outByte);

();

startIndex += bufferSize;

retval = es(0, startIndex, outByte, 0, bufferSize);

}

(outByte, 0, (int)retval - 1);

();

();

();

}

();

}