Client APIs
API Reference Overview
Free a value returned from `duckdb_malloc`, `duckdb_value_varchar`, `duckdb_value_blob`, or
`duckdb_value_string`.  
###### Syntax {#docs:api:c:api::syntax}  
```c
void duckdb_free(
void *ptr
);
```  
###### Parameters {#docs:api:c:api::parameters}  
* `ptr`: The memory region to de-allocate.  
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