UDAF process all state variables #799
Merged
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Which issue does this PR close?
Closes #797
Rationale for this change
Currently only the first state variable in a user defined aggregate function is passed to the
merge
stage.What changes are included in this PR?
Passes all state variables to the
merge
call.Are there any user-facing changes?
Yes, any user of udaf will need to change their merge stage to use
states[0]
instead ofstates
.