Thursday, October 28, 2021

mssql database connectivity, Console application or Maven application in java (Netbeans)

>Open netbeans 
>Click on File
 >Click on new project
 >Click java with maven 
>Click on java Application 
>Create new class in src
>main>java>com>mycompany>mavenproject1>NewClass.java >
Also we have to add below code in POM.xml in
<project >tag. 
<dependencies>  
    <dependency> <groupId>com.microsoft.sqlserver</groupId>
    <artifactId>mssql-jdbc</artifactId>
    <version>9.4.0.jre11</version>
    </dependency>
    </dependencies>

 By adding the above code, A mssql-jdbc.jar will automatically created under dependency.
 Code for NewClass.java

package com.mycompany.mavenproject1;

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


/**
 *
 * @author 61021
 */
public class NewClass1 {
    public static void main(String[] args)
    {
        String connectionUrl =
                "jdbc:sqlserver://localhost:1433;"
                //+""
                + "database=test;"
                //+"integratedSecurity=true;";
                + "user=sa1;"
                + "password=sa;";               

        ResultSet resultSet = null;

        try (Connection connection = DriverManager.getConnection(connectionUrl);
                Statement statement = connection.createStatement();) {

            // Create and execute a SELECT SQL statement.
            String selectSql = "SELECT top 10 * from employee";
            resultSet = statement.executeQuery(selectSql);

            // Print results from select statement
            while (resultSet.next()) {
                System.out.println(resultSet.getString(2) + " " + resultSet.getString(3));
            }
        }
        catch (SQLException e) {
            e.printStackTrace();
        }
    }
}


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