In my hosted app I have one text field which contains username. I have write following query in lists schema.xml
<View>
<Query>
<Where>
<Contains>
<FieldRef Name='Title'/>
<Value Type='Text'>uname</Value>
</Contains>
</Where>
</Query>
</View>
I want to replace the uname by current user login name.I dont know this will work or not . Please suggest some help for this situation