Add docs for addLimit

docs/04-functions.md

@@ -5,4 +5,6 @@
 On this page you will find the methods you can use in the query builder.
 
 * [addAggregateWindow()](functions/addAggregateWindow.md)
-* [addDuplicate()](functions/addDuplicate.md)
+* [addDuplicate()](functions/addDuplicate.md)
+* [addGroup()](functions/addGroup.md)
+* [addLimit()](functions/addLimit.md)

docs/functions/addLimit.md

@@ -0,0 +1,46 @@
+# Flux Query Builder Docs
+
+## Functions » addLimit()
+
+### Parameters:
+
+<table>
+  <tbody>
+    <tr>
+      <th>Name</th>
+      <th>Data type</th>
+      <th>Description</th>
+    </tr>
+    <tr>
+      <td>n</td>
+      <td>integer</td>
+      <td>Maximum number of rows to return.</td>
+    </tr>
+    <tr>
+      <td>offset</td>
+      <td>integer</td>
+      <td>Number of rows to skip per table before limiting to <u>n</u>. Default is 0.</td>
+    </tr>
+
+  </tbody>
+</table>
+
+
+### Example
+
+```php
+->addLimit(20, 40)
+```
+
+This will result in the following Flux function part:
+
+```
+|> limit(
+    n: 20,
+    offset: 40
+)
+```
+
+### Extra resources
+
+* [Flux documentation](https://docs.influxdata.com/flux/v0.x/stdlib/universe/limit/)