Fix for nightly

rust-toolchain

@@ -0,0 +1 @@
+nightly

src/arrow_reader.rs

@@ -321,7 +321,7 @@ impl NaiveStripeDecoder {
         let mut decoders = Vec::with_capacity(stripe.columns.len());
         let number_of_rows = stripe
             .columns
-            .get(0)
+            .first()
             .map(|c| c.number_of_rows())
             .unwrap_or_default();
         for col in &stripe.columns {
@@ -346,6 +346,7 @@ impl NaiveStripeDecoder {
                 crate::proto::r#type::Kind::Date => Decoder::Date(new_date_iter(col)?),
                 crate::proto::r#type::Kind::Varchar => Decoder::String(StringDecoder::new(col)?),
                 crate::proto::r#type::Kind::Char => Decoder::String(StringDecoder::new(col)?),
+                crate::proto::r#type::Kind::TimestampInstant => todo!(),
             };
             decoders.push(decoder);
         }

src/arrow_reader/column.rs

@@ -169,7 +169,7 @@ impl Column {
 
     pub fn encoding(&self) -> ColumnEncoding {
         let column = self.column.column_id();
-        self.footer.columns[column]
+        self.footer.columns[column].clone()
     }
 
     pub fn number_of_rows(&self) -> usize {

src/reader/schema.rs

@@ -64,6 +64,7 @@ pub fn create_field((name, typ): (&str, &Arc<TypeDescription>)) -> Field {
         Kind::Date => Field::new(name, DataType::Date32, true),
         Kind::Varchar => Field::new(name, DataType::Utf8, true),
         Kind::Char => Field::new(name, DataType::Utf8, true),
+        Kind::TimestampInstant => todo!(),
     }
 }
 
@@ -226,5 +227,6 @@ pub fn create_schema(types: &[Type], root_column: usize) -> Result<Arc<TypeDescr
             root_column,
         ))),
         Kind::Decimal => Ok(Arc::new(TypeDescription::new(DECIMAL.clone(), root_column))),
+        Kind::TimestampInstant => todo!(),
     }
 }