Create a function named myfuncout which returns a VARCHAR value;

  

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.Statement;

public class Main {
  public static void main(String[] argv) throws Exception {
    String driverName = "oracle.jdbc.driver.OracleDriver";
    Class.forName(driverName);

    String serverName = "127.0.0.1";
    String portNumber = "1521";
    String sid = "mydatabase";
    String url = "jdbc:oracle:thin:@" + serverName + ":" + portNumber + ":" + sid;
    String username = "username";
    String password = "password";
    Connection connection = DriverManager.getConnection(url, username, password);

    Statement stmt = connection.createStatement();
    String function = "CREATE OR REPLACE FUNCTION myfuncout(x OUT VARCHAR) RETURN VARCHAR IS "
        + "BEGIN " + "x:= 'outvalue'; " + "RETURN 'a returned string'; " + "END;";
    stmt.executeUpdate(function);

  }
}

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Create a function named myfuncout which returns a VARCHAR value; : Store Procedure « Database SQL JDBC « Java

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