title: How to set offset with limit clause on AgensGraph?
body: <p>I want to set offset with limit clause on AgensGraph.</p>
  
  <p>But, there is no "offset" token.</p>
  
  <pre><code>agens=# create (:v1{id:1});
  GRAPH WRITE (INSERT VERTEX 1, INSERT EDGE 0)
  agens=# create (:v1{id:2});
  GRAPH WRITE (INSERT VERTEX 1, INSERT EDGE 0)
  agens=# create (:v1{id:3});
  GRAPH WRITE (INSERT VERTEX 1, INSERT EDGE 0)
  agens=# match (n:v1) return n offset 1 limit 1;
  ERROR:  syntax error at or near "offset"
  LINE 1: match (n:v1) return n offset 1 limit 1;
                                ^
  </code></pre>
  
  <p>How to set offset with limit clause on AgensGraph?</p>