title: postgresql search text into array of text
body: <p>i have a table t1 </p>
  
  <pre><code>id  |  names
  ----|-------------------------
  1   |  {jully , alex , sarah}
  2   |  {bety , cate , jenifer}
  3   |  {adam , pit , joee}
  4   |  {piter , mat , andy}
  </code></pre>
  
  <p>so, i need rows have at least one name that start with "a"
  the result i need is in the below</p>
  
  <p>in row 1 : alex</p>
  
  <p>in row 3 : adam</p>
  
  <p>in row 4 : andy</p>
  
  <pre><code>id   |   names
  -----|-------------------------
  1    |  {jully , alex , sarah}
  3    |  {adam , pit , joee}
  4    |  {piter , mat , andy}
  </code></pre>
  
  <p>a query like it</p>
  
  <pre><code>select * from t1 where 'a' like% any t1.name
  </code></pre>