[ https://issues.apache.org/jira/browse/PARQUET-810?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wes McKinney closed PARQUET-810. -------------------------------- > [C++] Read from file with schema evolution > ------------------------------------------ > > Key: PARQUET-810 > URL: https://issues.apache.org/jira/browse/PARQUET-810 > Project: Parquet > Issue Type: Improvement > Components: parquet-cpp > Reporter: Wes McKinney > Priority: Major > > In a large dataset, new optional fields may appear later in the data's > lifetime. Assuming we know the current schema and all fields, we must provide > an API to read from an older file that is missing some of the optional fields > in its metadata. -- This message was sent by Atlassian JIRA (v7.6.3#76005)