Function libduckdb_sys::duckdb_value_varchar_internal
source · [−]pub unsafe extern "C" fn duckdb_value_varchar_internal(
result: *mut duckdb_result,
col: idx_t,
row: idx_t
) -> *mut c_char
Expand description
returns: The char* value at the specified location. ONLY works on VARCHAR columns and does not auto-cast. If the column is NOT a VARCHAR column this function will return NULL.
The result must NOT be freed.