title: Oracle Increasing Database Block Size in Oracle 12c
body: <p>I have this error :</p>
  
  <pre><code>01144. 00000 -  "File size (%s blocks) exceeds maximum of %s blocks"
  *Cause:    Specified file size is larger than maximum allowable size value.
  *Action:   Specify a smaller size.
  </code></pre>
  
  <p>when creating a TABLESPACE in </p>
  
  <pre><code>Oracle Database 12c Standard Edition Release 12.2.0.1.0 - 64bit Production
  </code></pre>
  
  <p>so I want to increasing Database Block Size, but I don't know how, and when I query the DB I got no results:</p>
  
  <pre><code>select distinct bytes/blocks from user_segments;
  </code></pre>