Client APIs
API Reference Overview
Register the aggregate function set within the given connection.  
The set requires at least a single valid overload.  
If the set is incomplete or a function with this name already exists DuckDBError is returned.  
###### Syntax {#docs:api:c:api::syntax}  
```c
duckdb_state duckdb_register_aggregate_function_set(
duckdb_connection con,
duckdb_aggregate_function_set set
);
```  
###### Parameters {#docs:api:c:api::parameters}  
* `con`: The connection to register it in.
* `set`: The function set to register  
###### Return Value {#docs:api:c:api::return-value}  
Whether or not the registration was successful.  
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