Client APIs
API Reference Overview
Appends a pre-filled data chunk to the specified appender.  
The types of the data chunk must exactly match the types of the table, no casting is performed.
If the types do not match or the appender is in an invalid state, DuckDBError is returned.
If the append is successful, DuckDBSuccess is returned.  
###### Syntax {#docs:api:c:appender::syntax}  
```c
duckdb_state duckdb_append_data_chunk(
duckdb_appender appender,
duckdb_data_chunk chunk
);
```  
###### Parameters {#docs:api:c:appender::parameters}  
* `appender`: The appender to append to.
* `chunk`: The data chunk to append.  
###### Return Value {#docs:api:c:appender::return-value}  
The return state.  
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