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dam_getGroupByCol/dam_getGroupByColW

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This function returns the column name and position in the schema of the specified group by column.

int dam_getGroupByCol(
    DAM_HSTMT  hstmt, 
    int        iGroupByColNum, 
    int *      piColNum, 
    char *     pColName)

int dam_getGroupByColW(
    DAM_HSTMT  hstmt, 
    int        iGroupByColNum, 
    int *      piColNum, 
    OAWCHAR *  pColName)

Parameters for dam_getGroupByCol/dam_getGroupByColW

Parameter	Type	Description
IN
hstmt	DAM_HSTMT	The statement handle.
iGroupByColNum	int	The GROUP BY column number about which to return information. Valid numbers are 0 - (the value returned from dam_getInfo (DAM_INFO_GROUP_BY_OPTIMIZABLE) -1).
OUT
piColNum	int *	The column number as defined in the schema database
pColName	char * OAWCHAR *	The column name as defined in the schema database. Pass in a buffer of 128 characters.
RETURN
	int	Status of the call: DAM_SUCCESS - on success DAM_FAILURE - wrong value for iGroupByColNum