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Currently for aggregate operator, when selecting COUNT as the aggregation function, an attribute must be given. But in some use cases, there are no suitable attribute to select (e.g. there is no "primary key alike" attribute but users may want to count the occurance).
So a * attribute to support COUNT(*) should be useful.
The text was updated successfully, but these errors were encountered:
Currently for aggregate operator, when selecting COUNT as the aggregation function, an attribute must be given. But in some use cases, there are no suitable attribute to select (e.g. there is no "primary key alike" attribute but users may want to count the occurance).
So a
*
attribute to supportCOUNT(*)
should be useful.The text was updated successfully, but these errors were encountered: