User-defined aggregate (UDA) overview
Users can create user-defined aggregate (UDAs) that use custom logic to manipulate stored data across rows of data, returning a result that is further manipulated by a final function. Retrieving results using standard aggregate functions are also available for queries.
- Creating a user-defined aggregate function (UDA)
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User-Defined Aggregates (UDAs) can be used to manipulate stored data across rows of data, returning a result that is further manipulated by a final function.
- Checking a user-defined aggregate (UDA)
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Check existence of UDA.
- Dropping a user-defined aggregate (UDA)
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Use the DROP AGGREGATE command to drop a UDA.
