add like query example in demo

zhangchunlin · zhangchunlin · commit 0e18d89e7927 · 2019-01-31T13:36:25.000+08:00
diff --git a/demo/apps/apijson_demo/views.py b/demo/apps/apijson_demo/views.py
@@ -62,6 +62,21 @@ def index():
         }
     },
     "total@":"/moment[]/total"
+}''',
+        },
+        {
+            "label":"Array query: like",
+            "value":'''{
+  "[]":{
+    "@count":4,
+    "@page":0,
+    "user":{
+        "@column":"id,username,nickname,email",
+        "@order":"id-",
+        "@role":"ADMIN",
+        "username$":"%user%"
+    }
+  }
 }''',
         },
     ]
