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Description
Description
This calls a function to act on the data source. The function is usually implemented on the server side in such languages as Transact-SQL for MS SQL Server or PL/SQL for Oracle.
Note: There's a number of different types of server side functions. Some of functions return a scalar value, but some are capable to return a whole table. This method only can calls functions which returns a scalar value.
Syntax
Syntax
Function CallFunction( func_name, input_params )
Parameters
Parameters
string func_name - The name of the function to call
array input_params - The input parameters (optional)
Return Values
Return Values
variant - the function's return value
Example
Example
Let's say we have created a function written in the Transact-SQL language:
CREATE FUNCTION [dbo].[fVal_MyFunc]( @par1 VARCHAR(500), @par2 INT )
RETURNS INT AS
BEGIN
RETURN 42
END
To call that function we do the following:
Dim result
result = this.DSOut.CallFunction( "dbo.fVal_MyFunc", Array( "val1", 2 ) )
See also
See also
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