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https://issues.apache.org/jira/browse/CALCITE-6796?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17916629#comment-17916629
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Mihai Budiu commented on CALCITE-6796:
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What is the connection between BINARY and FLOAT?

> Convert Type from BINARY to VARBINARY in PrestoDialect 
> -------------------------------------------------------
>
>                 Key: CALCITE-6796
>                 URL: https://issues.apache.org/jira/browse/CALCITE-6796
>             Project: Calcite
>          Issue Type: Improvement
>            Reporter: xiaochen.zhou
>            Priority: Minor
>              Labels: pull-request-available
>
> Since BINARY  type is not supported in Presto
> According to the documentation:
> https://prestodb.io/docs/current/language/types.html#varbinary
> ```
> Using {{CAST(xxxx AS 
> [FLOAT|https://prestodb.io/docs/current/language/types.html#varbinary])}} 
> will result in an error:
> ```
> SELECT CAST(message_count AS FLOAT)
> FROM applydata_bigdata.kafka_topic_cluster_user_dept_month_one_day_msg_info
> {{WHERE ymd = 20250105}}
> {{```}}
> !https://note3.oss-cn-hangzhou.aliyuncs.com/source/image-20250109061448068.png!
> It should be converted to the DOUBLE type instead.



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