Client APIs
API Reference Overview
Sets the cardinality estimate for the table function, used for optimization.  
###### Syntax {#docs:api:c:table_functions::syntax}  
```c
void duckdb_bind_set_cardinality(
duckdb_bind_info info,
idx_t cardinality,
bool is_exact
);
```  
###### Parameters {#docs:api:c:table_functions::parameters}  
* `info`: The bind data object.
* `is_exact`: Whether or not the cardinality estimate is exact, or an approximation  
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