You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@spark.apache.org by "Yuming Wang (JIRA)" <ji...@apache.org> on 2019/06/15 14:11:00 UTC

[jira] [Created] (SPARK-28061) Support for converting float/double to binary format

Yuming Wang created SPARK-28061:
-----------------------------------

             Summary: Support for converting float/double to binary format
                 Key: SPARK-28061
                 URL: https://issues.apache.org/jira/browse/SPARK-28061
             Project: Spark
          Issue Type: Sub-task
          Components: SQL
    Affects Versions: 3.0.0
            Reporter: Yuming Wang


Examples:
{code:sql}
SELECT float4send('5e-20'::float4);
SELECT float4send('67e14'::float4);
SELECT float4send('985e15'::float4);
SELECT float4send('55895e-16'::float4);
SELECT float4send('7038531e-32'::float4);
SELECT float4send('702990899e-20'::float4);
{code}

float4send:
https://github.com/postgres/postgres/blob/16d489b0fe058e527619f5e9d92fd7ca3c6c2994/src/backend/utils/adt/float.c#L314-L326

float8send:
https://github.com/postgres/postgres/blob/16d489b0fe058e527619f5e9d92fd7ca3c6c2994/src/backend/utils/adt/float.c#L566-L578




--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org