SQL Engine Parse Tree API : SQL Engine Parse Tree functions reference : damex_describeScalarValExp

damex_describeScalarValExp

This function is used to retrieve the description of the scalar value expression. You must pass buffers with enough memory for the scalar function name.

int damex_describeScalarValExp(
    DAM_HSCALAR_VALEXP hScalarValExp,
    char * pName,
    DAM_HVALEXP_LIST * phValExpList)

Table 193. Parameters for damex_describeScalarValExp
Parameter	Type	Description
IN
hScalarValExp	DAM_HSCALAR_VALEXP	The scalar value expression handle.
OUT
pName	char *	The scalar function name.
phValExpList	DAM_HVAL_EXP_LIST *	The handle to the value expression list which contains the arguments to the scalar function. This value is NULL when no arguments exist.
RETURN
	int	DAM_SUCCESS - on success DAM_FAILURE - on failure