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https://issues.apache.org/jira/browse/DRILL-7948?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17358825#comment-17358825
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ASF GitHub Bot commented on DRILL-7948:
---------------------------------------
vvysotskyi opened a new pull request #2254:
URL: https://github.com/apache/drill/pull/2254
# [DRILL-7948](https://issues.apache.org/jira/browse/DRILL-7948): Unable to
query file with required fixed_len_byte_array decimal columns
## Description
1. Simplified logic for selecting required column reader and fixed some
absent cases
2. Fixed DictionaryVarDecimalReader to handle `FIXED_LEN_BYTE_ARRAY` and
`BINARY` types
## Documentation
NA
## Testing
Added UT.
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> Unable to query file with required fixed_len_byte_array decimal columns
> -----------------------------------------------------------------------
>
> Key: DRILL-7948
> URL: https://issues.apache.org/jira/browse/DRILL-7948
> Project: Apache Drill
> Issue Type: Bug
> Components: Storage - Parquet
> Affects Versions: 1.19.0, 1.18.0
> Environment: Docker: master
> Sys.Version:
> |1.19.0-SNAPSHOT|82c03e44eac3863a10e599d8f2068fc58e986041|
>
> Reporter: Nick Stenroos-Dam
> Assignee: Vova Vysotskyi
> Priority: Blocker
> Attachments: sqlline.log
>
>
> When attempting to query a file with required fixed_len_byte_array decimal
> columns, the exception: *INTERNAL_ERROR ERROR: Error in drill parquet reader*
> is thrown
> Full Exception:
>
> {noformat}
> {{org.apache.drill.common.exceptions.UserRemoteException: INTERNAL_ERROR
> ERROR: Error in drill parquet reader (complex). Message: Failure in setting
> up reader Parquet Metadata: ParquetMetaData{FileMetaData{schema: message
> schema
> { required fixed_len_byte_array(16) Sale (DECIMAL(29,6)); required
> fixed_len_byte_array(16) Cost (DECIMAL(29,6)); }
> , metadata: {}}, blocks: [BlockMetaData{1, 260 [ColumnMetaData
> {SNAPPY [Sale] required fixed_len_byte_array(16) Sale (DECIMAL(29,6)) [RLE,
> PLAIN, PLAIN_DICTIONARY], 36}
> , ColumnMetaData
> {SNAPPY [Cost] required fixed_len_byte_array(16) Cost (DECIMAL(29,6)) [RLE,
> PLAIN, PLAIN_DICTIONARY], 292}
> ]}]} Fragment: 0:0 Please, refer to logs for more information. [Error Id:
> 772dfd77-1eaf-4cbc-9b7b-4d4a1e5c3080 on 67732da24351:31010]}}
> {noformat}
>
> Test Query:
> {code:sql}
> select * from data.`SingleRow_RequiredFixedLength_Decimal.parquet`{code}
> Test File:
> [https://projectbiaps-my.sharepoint.com/:u:/g/personal/nisd_project_bi/ET-9G1pyXmJGm6AaLv9BTMsBBInk-EuvFRWEeA-gAqXDwQ?e=wkAH7H]
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