message: feat(types): Add Decimal to types::prelude
diff: @@ -29,6 +29,7 @@ pub mod prelude {
  pub use error::{Error, Result};
  pub use frame::{TryFromRow, TryFromUDT};
  pub use types::blob::Blob;
  + pub use types::decimal::Decimal;
  pub use types::list::List;
  pub use types::map::Map;
  pub use types::rows::Row;
  