hequn8128 commented on a change in pull request #8087: [FLINK-12029][table] Add
column operations for TableApi
URL: https://github.com/apache/flink/pull/8087#discussion_r274752419
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File path: docs/dev/table/functions.md
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@@ -5800,3 +5800,284 @@ For Table API, please use `_` for spaces (e.g.,
`DAY_TO_HOUR`).
| | `SQL_TSI_SECOND ` _(SQL-only)_ |
{% top %}
+
+Column Operations
Review comment:
Both Functions and Expressions make sense here. The columns() method is an
Expression and also a Function. However, if we decided to put this method in
`Built-In Functions`, naming it column Functions may be more consistent with
the title? @dawidwys What do you think?
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