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damex_describeCaseValExp

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This method retrieves the description of a conditional CASE expression. It returns a description of two formats for CASE expression, as follows:

Simple CASE expression:

CASE input_expression
WHEN when_expression THEN result_expression
[...]
[ELSE else_result_expression
]END

Searched CASE expression:

CASE
WHEN Boolean_expression THEN result_expression 
[...] 
[ 
ELSE else_result_expression 
] 
END

int damex_describeCaseValExp(
     long hCaseValExp,
     long phInputValExp,
     long phCaseElemList,
     long phElseValExp)

Parameters for damex_describeCaseValExp

Parameter	Type	Description
INPUT
hCaseValExp	long	Case value expression handle.
OUTPUT
phInputValExp	long	Handle to the input expression. This value is set only when the CASE is a simple expression.
phCaseElemList	long	Handle to the input expression. This value is set only when the CASE is a simple CASE expression.
phElseValExp	long	Handle to the WHEN-THEN expression list. Use damex_getFirstCaseElem and damex_getNextCaseElem.
RETURN
	int	DAM_SUCCESS - on success DAM_FAILURE - on failure