1 files changed, 8 insertions, 0 deletions
diff --git a/src/proto/row_description.zig b/src/proto/row_description.zig
index ff17716..50e4cb0 100644
--- a/src/proto/row_description.zig
+++ b/src/proto/row_description.zig
@@ -74,6 +74,14 @@ pub fn write(self: RowDescription, a: std.mem.Allocator, stream_writer: anytype)
     try stream_writer.writeAll(al.items);
 }
 
+// Caller owns the result.
+pub fn clone(self: RowDescription, a: std.mem.Allocator) !RowDescription {
+    var ba = ByteArrayList.init(a);
+    errdefer ba.deinit();
+    try self.write(a, ba.writer());
+    return try RowDescription.read(a, ba.items);
+}
+
 pub fn deinit(self: *RowDescription, a: std.mem.Allocator) void {
     a.free(self.fields);
     if (self.buf != null) a.free(self.buf.?);