core/sql/exp/exp_interval.h

/**********************************************************************
// @@@ START COPYRIGHT @@@
//
// Licensed to the Apache Software Foundation (ASF) under one
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#ifndef EXP_INTERVAL_H
#define EXP_INTERVAL_H

/* -*-C++-*-
 *****************************************************************************
 *
 * File:         exp_interval.h
 * Description:  Interval Type
 *
 *
 * Created:      8/21/96
 * Language:     C++
 *
 *
 *
 *
 *****************************************************************************
 */

#include "ExpError.h"
#include "exp_attrs.h"
#include "dfs2rec.h"

class ExpInterval : public SimpleType {

public:

static short getIntervalStartField(Lng32 fsDatatype,
				   rec_datetime_field &startField);

static short getIntervalEndField(Lng32 fsDatatype,
				 rec_datetime_field &endField);
  
static Lng32 getStorageSize(rec_datetime_field startField,
			   UInt32 leadingPrecision,
			   rec_datetime_field endField,
			   UInt32 fractionPrecision = 0);
  
static Lng32 getDisplaySize(Lng32 fsDatatype,
			   short leadingPrecision,
			   short fractionPrecision);
  
};

#endif