GitHub user gallenvara opened a pull request:
https://github.com/apache/flink/pull/2074
[FLINK-2985] [Table API] Allow different field names for unionAll() in
Table API.
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It is not necessary that the corresponding columns in each SELECT statement
have the same name, but they do need to be the same data types. This PR
supports allowing different field names for union/unionAll in Table API.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/gallenvara/flink flink-2985
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/2074.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #2074
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commit e84d836efbb290fb79d14e3d3c6c9e13db567b72
Author: gallenvara <gallenv...@126.com>
Date: 2016-06-06T08:30:41Z
Allow different field names for union in Table API.
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