huaxingao commented on a change in pull request #35239:
URL: https://github.com/apache/spark/pull/35239#discussion_r794251533
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File path: docs/sql-ref-syntax-ddl-alter-table.md
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@@ -166,6 +167,18 @@ ALTER TABLE table_identifier REPLACE COLUMNS
**Syntax:** `[ database_name. ] table_name`
+* **partition_spec**
+
+ Partition to be replaced. Note that one can use a typed literal (e.g.,
date'2019-01-02') in the partition spec.
+
+ **Syntax:** `PARTITION ( partition_col_name = partition_col_val [ , ... ] )`
+
+* **qualified_col_type_with_position_list**
+
+ The list of the column(s) to be added
+
+ **Syntax:** `( col_name col_type [ col_comment ] [ col_position ] [ , ... ]
)`
Review comment:
nit: I think we don't need the `(` `)`. It is already specified in L159.
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