The DLLINKTYPE function returns the link type value from a DataLink value.
The result of the function is VARCHAR(4). If the argument can be null, the result can be null; if the argument is null, the result is the null value.
The CCSID of the character string is the same as that of DataLink-expression.
INSERT INTO TABLA VALUES( DLVALUE('http://dlfs.almaden.ibm.com/x/y/a.b','URL','A comment') )then the following function operating on that value:
SELECT DLLINKTYPE(COLA) FROM TBLAReturns the value 'URL'.
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