[jira] [Created] (FLINK-17548) Table API Schema from not working

[Shang Yuanchun (Jira)]

Rafael Wicht created FLINK-17548:
------------------------------------

             Summary: Table API Schema from not working
                 Key: FLINK-17548
                 URL: https://issues.apache.org/jira/browse/FLINK-17548
             Project: Flink
          Issue Type: Bug
          Components: Table SQL / API
    Affects Versions: 1.10.0
            Reporter: Rafael Wicht


The method 'from' of org.apache.flink.table.descriptors.Schema do not work for me.

Maybe I miss something.
h3. Code:

{{.withFormat({color:#cc7832}new {color}Json()}}
{{     .failOnMissingField({color:#cc7832}false{color}))}}
{{.withSchema({color:#cc7832}new {color}Schema()}}
{{     .field({color:#6a8759}"user_server"{color}{color:#cc7832}, {color}DataTypes.STRING()).from({color:#6a8759}"user"{color}))}}
h3. Error:

Caused by: org.apache.flink.table.api.ValidationException: Could not map the schema field 'user_server' to a field from source. Please specify the source field from which it can be derived.
h3. Workaround:

This code works!

{{.withFormat({color:#cc7832}new {color}Json()}}
{{     .failOnMissingField({color:#cc7832}false{color}))}}
{{.withSchema({color:#cc7832}new {color}Schema()}}
{{     .field({color:#6a8759}"user"{color}{color:#cc7832}, {color}DataTypes.STRING())}}
h3.  
h3. From the



--
This message was sent by Atlassian Jira
(v8.3.4#803005)