title: Is there an equivalent TO_CHAR or TO_DATE SQL function in HSQLDB, ver. 1.8.0?
body: <p>I have an HSQLDB, ver. 1.8.0, database that I would like to run some SQL date functions on (such as a date range select).</p>
  
  <p>Is there an equivalent HSQL function to do this with a column that is defined as a BIGINT?</p>