[GitHub] [arrow-rs] Ted-Jiang commented on a diff in pull request #1762: Prepare and construct index from col metadata for skipping pages at reading

[GitBox <gi...@apache.org>]

Ted-Jiang commented on code in PR #1762:
URL: https://github.com/apache/arrow-rs/pull/1762#discussion_r884135406


##########
parquet/src/file/serialized_reader.rs:
##########
@@ -955,4 +992,60 @@ mod tests {
         assert_eq!(metadata.num_row_groups(), 0);
         Ok(())
     }
+
+    #[test]
+    // Use java parquet-tools get below pageIndex info
+    // !```
+    // parquet-tools column-index ./data_index_bloom_encoding_stats.parquet
+    // row group 0:
+    // column index for column String:
+    // Boudary order: ASCENDING
+    // page-0  :
+    // null count                 min                                  max
+    // 0                          Hello                                today
+    //
+    // offset index for column String:
+    // page-0   :
+    // offset   compressed size       first row index
+    // 4               152                     0
+    ///```
+    //
+    fn test_page_index_reader() {
+        let test_file = get_test_file("data_index_bloom_encoding_stats.parquet");

Review Comment:
   Will add more test after add file in `parquet-testing`



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