Mega Code Archive
Cached RS
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import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import javax.sql.rowset.CachedRowSet;
public class CachedRS {
private final static String CRS_FILE_LOC = "cachedrs.crs";
public static void main(String[] args) throws Exception {
FileInputStream fis = new FileInputStream(CRS_FILE_LOC);
ObjectInputStream in = new ObjectInputStream(fis);
CachedRowSet crs = (CachedRowSet) in.readObject();
fis.close();
in.close();
Class.forName("oracle.jdbc.driver.OracleDriver");
crs.setUrl("jdbc:oracle:thin:@localhost:1521:ORCL");
crs.setUsername("yourName");
crs.setPassword("mypwd");
String sql = "SELECT SSN, Name, Salary, Hiredate FROM Employees WHERE SSN=?";
crs.setCommand(sql);
crs.setInt(1, 111111111);
crs.execute();
FileOutputStream fos = new FileOutputStream(CRS_FILE_LOC);
ObjectOutputStream out = new ObjectOutputStream(fos);
out.writeObject(crs);
out.close();
crs.close();
fis = new FileInputStream(CRS_FILE_LOC);
in = new ObjectInputStream(fis);
crs = (CachedRowSet) in.readObject();
fis.close();
in.close();
while (crs.next()) {
System.out.print("SSN: " + crs.getInt("ssn"));
System.out.print(", Name: " + crs.getString("name"));
System.out.print(", Salary: $" + crs.getDouble("salary"));
System.out.print(", HireDate: " + crs.getDate("hiredate"));
}
crs.close();
}
}
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