title: relation "table name" does not exist (postgresql)
body: <p>i wrote this code in the SQL Editor of postgresql for my database</p>
  
  <pre><code>CREATE TABLE flights.LINES
  (
    LID int NOT NULL,
    ORIGIN varchar(255) NOT NULL,
    DESTINATION varchar(255) NOT NULL,
    DISTANCE float NOT NULL,
    TIMETOARRIVE varchar(255) NOT NULL,
    PRIMARY KEY (LID)
  );
  
  CREATE INDEX PIndex
  ON LINES (lID)
  </code></pre>
  
  <p>and i am trying to execute this script on clicking execute Query
  but i got this error!</p>
  
  <pre><code>ERROR: relation "lines" does not exist
  SQL state: 42P01
  </code></pre>