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https://issues.apache.org/jira/browse/HIVE-18048?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Colin Ma updated HIVE-18048:
----------------------------
Description:
Struct type is not supported in MapWork with vectorization, it should be
supported to improve the performance.
The following improvements will be implemented:
1. Add fields of struct type to VectorizedRowBatchCtx.
2. Improve the VectorizedParquetRecordReader to support the struct type
for parquet file.
Note: 1. Orc file won't be supported.
2. Filter operator won't be supported.
was:Struct type is not supported in MapWork with vectorization, it should be
supported to improve the performance.
> Support Struct type with vectorization for Parquet file
> -------------------------------------------------------
>
> Key: HIVE-18048
> URL: https://issues.apache.org/jira/browse/HIVE-18048
> Project: Hive
> Issue Type: Sub-task
> Reporter: Colin Ma
> Assignee: Colin Ma
>
> Struct type is not supported in MapWork with vectorization, it should be
> supported to improve the performance.
> The following improvements will be implemented:
> 1. Add fields of struct type to VectorizedRowBatchCtx.
> 2. Improve the VectorizedParquetRecordReader to support the struct type
> for parquet file.
> Note: 1. Orc file won't be supported.
> 2. Filter operator won't be supported.
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