Count Records using the Prepared Statement
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
public class Main {
public static void main(String[] argv) throws Exception {
int records = 0;
Class.forName("com.mysql.jdbc.Driver");
Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/jdbctutorial",
"root", "root");
String sql = "SELECT COUNT(*) FROM mytable" ;
PreparedStatement prest = con.prepareStatement(sql);
ResultSet rs = prest.executeQuery();
while (rs.next()) {
records = rs.getInt(1);
}
System.out.println("Number of records: " + records);
con.close();
}
}
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