wgtmac commented on code in PR #69: URL: https://github.com/apache/parquet-site/pull/69#discussion_r1667870201
########## content/en/docs/File Format/_index.md: ########## @@ -11,29 +11,29 @@ This file and the thrift definition should be read together to understand the fo ``` 4-byte magic number "PAR1" - <Column 1 Chunk 1 + Column Metadata> - <Column 2 Chunk 1 + Column Metadata> + <Column 1 Chunk 1> + <Column 2 Chunk 1> ... - <Column N Chunk 1 + Column Metadata> - <Column 1 Chunk 2 + Column Metadata> - <Column 2 Chunk 2 + Column Metadata> + <Column N Chunk 1> + <Column 1 Chunk 2> + <Column 2 Chunk 2> ... - <Column N Chunk 2 + Column Metadata> + <Column N Chunk 2> ... - <Column 1 Chunk M + Column Metadata> - <Column 2 Chunk M + Column Metadata> + <Column 1 Chunk M> + <Column 2 Chunk M> ... - <Column N Chunk M + Column Metadata> + <Column N Chunk M> File Metadata 4-byte length in bytes of file metadata (little endian) 4-byte magic number "PAR1" ``` In the above example, there are N columns in this table, split into M row -groups. The file metadata contains the locations of all the column metadata +groups. The file metadata contains the locations of all the column chunk start locations. More details on what is contained in the metadata can be found in the Thrift definition. -Metadata is written after the data to allow for single pass writing. +File Metadata is written after the data to allow for single pass writing. Review Comment: ```suggestion File metadata is written after the data to allow for single pass writing. ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: dev-unsubscr...@parquet.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org