title: How to search star query on AgensGraph?
body: <p>I want to find star pattern on AgensGraph using CYPHER?</p>
  
  <p>But CYPHER pattern present linear pattern only?</p>
  
  <p>How to find star pattern on AgensGraph?</p>
  
  <p>I want to get following result from query.</p>
  
  <pre><code>agens=# create (:v{id:1})-[:e]-&gt;(:v{id:2})-[:e]-&gt;(:v{id:3});
  GRAPH WRITE (INSERT VERTEX 3, INSERT EDGE 2)
  agens=# match (n:v{id:2}) create (n)-[:e]-&gt;(:v{id:4});
  GRAPH WRITE (INSERT VERTEX 1, INSERT EDGE 1)
  agens=# match some-pattern
  agens-# return n1, r1, n2, r2, n3, r3, n4;
         n1        |        r1         |       n2        |        r2         |       n3        |        r3         |       n4        
  -----------------+-------------------+-----------------+-------------------+-----------------+-------------------+-----------------
   v[3.1]{"id": 1} | e[4.1][3.1,3.2]{} | v[3.2]{"id": 2} | e[4.2][3.2,3.3]{} | v[3.3]{"id": 3} | e[4.3][3.2,3.4]{} | v[3.4]{"id": 4}
  (1 row)
  </code></pre>