Answers for "command to migrate on adding new column"

git how to see changes made by a commit

git show <commit sha1> # Notice that the default option is HEAD.

how to commit changes in git command

git commit -a

add a new column to existing table in a migration

// for Laravel 5+
php artisan make:migration add_email_to_users_table --table=users

public function up()
{
    Schema::table('users', function($table) {
        $table->integer('email');
    });
}

public function down()
{
    Schema::table('users', function($table) {
        $table->dropColumn('email');
    });
}

php artisan migrate