Java API Tutorial - Java ResultSet.setFetchSize(int rows)

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Syntax

ResultSet.setFetchSize(int rows) has the following syntax.

void setFetchSize(int rows)   throws SQLException

Example

In the following code shows how to use ResultSet.setFetchSize(int rows) method.

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
//www .  j a va  2s  . c  o m
public class Main {
  public static void main(String[] argv) throws Exception {

    String driverName = "com.jnetdirect.jsql.JSQLDriver";
    Class.forName(driverName);

    String serverName = "127.0.0.1";
    String portNumber = "1433";
    String mydatabase = serverName + ":" + portNumber;
    String url = "jdbc:JSQLConnect://" + mydatabase;
    String username = "username";
    String password = "password";

    Connection connection = DriverManager.getConnection(url, username, password);

    // Get the fetch size of a statement
    Statement stmt = connection.createStatement ();
    int fetchSize = stmt.getFetchSize();

    // Set the fetch size on the statement
    stmt.setFetchSize(100);

    // Create a result set
    ResultSet resultSet = stmt.executeQuery("SELECT * FROM my_table");

    // Change the fetch size on the result set
    resultSet.setFetchSize(100);

  }
}

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