Numeric queries can't make use of norms.

DataSetup

DELETE users
POST /users
{
   "settings" : {
        "number_of_shards" : 1,
        "number_of_replicas" : 0
    },
    "mappings":{
    	"user": {		
            "properties": {
               	"likes_as_nums" : {
						  "index" : "not_analyzed",
						  "omit_norms" : false,
						  "type" : "integer"
	          	},
               "likes_as_strings" : {
						  "index" : "not_analyzed",
						  "omit_norms" : false,
						  "type" : "string"
	          	}                               
            }
        }        
    }        
}    

PUT users/user/1
{
    "likes_as_strings":["1","2","3","4","5","6"],
    "likes_as_nums": [1,2,3,4,5]    
}
PUT users/user/2
{
    "likes_as_strings":["1","2"],
    "likes_as_nums": [1,2]    
}

NumericQueriesBreak

POST users/user/_search?explain=true
{
   "query": {
      "bool": {
         "should": [
            {
               "match": {
                  "likes_as_nums": 1
               }
            },
            {
               "match": {
                  "likes_as_nums": 2
               }
            }
            
         ]
      }
   },
   "size": 1
}

POST users/user/_search?explain=true
{
    "query":{
        "terms":{ 
            "likes_as_nums":[1,2]
        }
    },
    "size":1
}
POST users/user/_search?explain=true
{
    "query":{
        "query_string":{ 
            "query":"likes_as_nums:(1 2)"
        }
    },
    "size":1
}

StringBasedQueriesWork

POST users/user/_search?explain=true
{
    "query":{
        "query_string":{
            "query":"likes_as_strings:(1 2)"
        }
    },
    "size":1
}
POST users/user/_search?explain=true
{
    "query":{
        "terms":{
            "likes_as_strings":[1, 2]
        }
    },
    "size":1
}
POST users/user/_search?explain=true
{
   "query": {
      "bool": {
         "should": [
            {
               "match": {
                  "likes_as_strings": "1"
               }
            },
            {
               "match": {
                  "likes_as_strings": "2"
               }
            }
            
         ]
      }
   },
   "size": 1
}