Fix dateFormat for Oracle by invoking dateValue on demand Oracle does not return a date object but a oracle.sql.TIMESTAMP object when querying a date. We now convert to a java date by inviking the method dateValue if it is available.

SYMBOLSET
SYMBOL
  NAME 'point'
  TYPE ELLIPSE
  POINTS
    1 1
  END
  FILLED TRUE
END
SYMBOL
  NAME "square"
  TYPE VECTOR
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    1 1
    1 0
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  END
  FILLED TRUE
END
END