Escape an Underscore Like cause

if you search about Underscore this query will not get a true value

   Where Username Like '%_d'
   Where Username Like '%_d' 

1. <code>
2. Where Username Like '%_d'
3. </code>

<code>
   Where Username Like '%_d'
</code> 

so you need to use :

   Where Username LIKE '%[_]d'
   Where Username LIKE '%[_]d'

1. <code>
2. Where Username LIKE '%[_]d'
3. </code>

<code>
   Where Username LIKE '%[_]d'
</code>