Remove copy()

arrow-data/src/ffi.rs

@@ -286,27 +286,6 @@ impl FFI_ArrowArray {
         // If dictionary is not null should be valid for reads of `Self`
         unsafe { self.dictionary.as_ref() }
     }
-
-    /// Create a copy of an existing `FFI_ArrowArray`
-    ///
-    /// As required by the C Data Interface specification, this sets the `release` member of `Self`
-    /// to `None`, but without calling the release callback.
-    pub fn copy(&mut self) -> Self {
-        let new = Self {
-            length: self.length,
-            null_count: self.null_count,
-            offset: self.offset,
-            n_buffers: self.n_buffers,
-            n_children: self.n_children,
-            buffers: self.buffers,
-            children: self.children,
-            dictionary: self.dictionary,
-            release: self.release,
-            private_data: self.private_data,
-        };
-        self.release = None;
-        new
-    }
 }
 
 #[cfg(test)]