Configure URL for sake of SEO

I have a site that using view_article/112 structure for get Article.
112 is article ID.  there is also a column at DB for slug.

So I can do something like this view_article/$slug
But I am not good with mvc.

So I want to view_article/the-article-title type structure.

Which source you can share with me to setup this.
I look for google and found only this