[ https://issues.apache.org/jira/browse/PARQUET-484?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Liwei Lin updated PARQUET-484: ------------------------------ Description: Below is documented in https://github.com/Parquet/parquet-format/blob/master/LogicalTypes.md#decimal: {quote} int32: for 1 <= precision <= 9 int64: for 1 <= precision <= 18; precision < 10 will produce a warning {quote} This JIRA proposes to implement the `precision < 10 will produce a warning` part. was: As is documented in https://github.com/Parquet/parquet-format/blob/master/LogicalTypes.md: int32: for 1 <= precision <= 9 int64: for 1 <= precision <= 18; precision < 10 will produce a warning This JIRA proposes to implements the waring part. > Warn when Decimal is stored as INT64 while could be stored as INT32 > ------------------------------------------------------------------- > > Key: PARQUET-484 > URL: https://issues.apache.org/jira/browse/PARQUET-484 > Project: Parquet > Issue Type: Improvement > Components: parquet-mr > Affects Versions: 1.8.0, 1.8.1 > Reporter: Liwei Lin > Assignee: Liwei Lin > > Below is documented in > https://github.com/Parquet/parquet-format/blob/master/LogicalTypes.md#decimal: > {quote} int32: for 1 <= precision <= 9 > int64: for 1 <= precision <= 18; precision < 10 will produce a warning {quote} > This JIRA proposes to implement the `precision < 10 will produce a warning` > part. -- This message was sent by Atlassian JIRA (v6.3.4#6332)