[jira] [Updated] (HUDI-1181) Decimal type display issue for record key field

["Wenning Ding (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HUDI-1181?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wenning Ding updated HUDI-1181:
-------------------------------
    Description: 
When using ```fixed_len_byte_array``` decimal type as Hudi record key, Hudi would not correctly display the decimal value, instead, Hudi would display it as a byte array.

During the Hudi writing phase, Hudi would save the parquet source data into Avro Generic Record. For example, the source parquet data has a column with decimal type:

{

optional fixed_len_byte_array(16) LN_LQDN_OBJ_ID (DECIMAL(38,0));
 }
 Then Hudi will convert it into the following avro decimal type:

  was:
When using ```fixed_len_byte_array``` decimal type as Hudi record key, Hudi would not correctly display the decimal value, instead, Hudi would display it as a byte array.

During the Hudi writing phase, Hudi would save the parquet source data into Avro Generic Record. For example, the source parquet data has a column with decimal type:
{
optional fixed_len_byte_array(16) LN_LQDN_OBJ_ID (DECIMAL(38,0));
}
Then Hudi will convert it into the following avro decimal type:



> Decimal type display issue for record key field
> -----------------------------------------------
>
>                 Key: HUDI-1181
>                 URL: https://issues.apache.org/jira/browse/HUDI-1181
>             Project: Apache Hudi
>          Issue Type: Bug
>            Reporter: Wenning Ding
>            Priority: Major
>
> When using ```fixed_len_byte_array``` decimal type as Hudi record key, Hudi would not correctly display the decimal value, instead, Hudi would display it as a byte array.
> During the Hudi writing phase, Hudi would save the parquet source data into Avro Generic Record. For example, the source parquet data has a column with decimal type:
> {
> optional fixed_len_byte_array(16) LN_LQDN_OBJ_ID (DECIMAL(38,0));
>  }
>  Then Hudi will convert it into the following avro decimal type:



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