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https://issues.apache.org/jira/browse/BEAM-3615?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16351519#comment-16351519
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Eugene Kirpichov commented on BEAM-3615:
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Thanks for the report. Reading Avro files whose schema is unknown at
construction time is already possible: you need to use
AvroIO.parseGenericRecords().
> Dynamic/Default Coder For Data
> ------------------------------
>
> Key: BEAM-3615
> URL: https://issues.apache.org/jira/browse/BEAM-3615
> Project: Beam
> Issue Type: New Feature
> Components: dsl-sql, sdk-java-extensions
> Affects Versions: 2.2.0
> Reporter: Kishan Kumar
> Assignee: Xu Mingmin
> Priority: Critical
> Labels: newbie, performance
> Fix For: 2.1.0
>
>
> We need to Define Coder Statically in Every Job While Using Beam SQL Like in
> Previous Version 2.1.0 We Were Reading Avro Coder Files Statically But in
> 2.2.0 Now We can Read Dynamically Like that only Feature Needed to Introduced
> So We can Define Dynamically at Run Time Reading From GCS or Table(Table
> Schema) The Coder So Transformation can Be Performed. Which Makes Dataflow
> Template More Efficiend For Single Type of Job We can Use it Multiple Times
> Now We Need to Make Multiple Templates For Different Jobs.
>
>
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