|
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.Statement;
public class Main {
public static void main(String[] args) throws Exception {
Connection conn = getConnection();
Statement stmt = conn.createStatement();
stmt.executeUpdate("create table survey (id int, id2 tinyint, id3 smallint, id4 bigint, id5 real);");
String sql = "INSERT INTO survey (id2,id3,id4,id5) VALUES(?,?,?,?)";
PreparedStatement pstmt = conn.prepareStatement(sql);
byte b = 1;
short s = 2;
pstmt.setByte(1, b);
pstmt.setShort(2, s);
pstmt.setInt(3, 3);
pstmt.setLong(4, 4L);
pstmt.executeUpdate();
ResultSet rs = stmt.executeQuery("SELECT * FROM survey");
while (rs.next()) {
System.out.println(rs.getString(2));
}
rs.close();
stmt.close();
conn.close();
}
private static Connection getConnection() throws Exception {
Class.forName("org.hsqldb.jdbcDriver");
String url = "jdbc:hsqldb:mem:data/tutorial";
return DriverManager.getConnection(url, "sa", "");
}
}
|