seddonm1 commented on a change in pull request #8866:
URL: https://github.com/apache/arrow/pull/8866#discussion_r538750212
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File path: rust/datafusion/src/datasource/datasource.rs
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@@ -24,6 +24,15 @@ use crate::arrow::datatypes::SchemaRef;
use crate::error::Result;
use crate::physical_plan::ExecutionPlan;
+/// The table statistics
+#[derive(Clone)]
+pub struct Statistics {
+ /// The number of table rows
+ pub num_rows: i64,
+ /// total byte of the table rows
+ pub total_byte_size: i64,
Review comment:
i64 was my suggestion to be consistent with
https://github.com/apache/arrow/blob/master/rust/parquet/src/file/metadata.rs#L193
Perhaps that should be change to be `u64` too.
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