dbMergeSignal

dbMergeSignal( 
d_sig1Id 
d_sig2Id 
)
=> d_sig1Id / nil

Merges two signals into one signal.

d_sig1Id	The database ID of the first signal to be merged.
d_sig2Id	The database ID of the second signal to be merged.

d_sig1Id	Return the database ID of the single merged signal.
`nil`	An error occurred during execution.

dbMergeSignal(sigId1 sigId2)