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new af3424a62 [doc] add doc for `drop column` ddl with Hive catalog
(#1780)
af3424a62 is described below
commit af3424a629a700eb4576f149f06f39f75f6f88bf
Author: JunZhang <[email protected]>
AuthorDate: Thu Aug 10 12:18:54 2023 +0800
[doc] add doc for `drop column` ddl with Hive catalog (#1780)
---
docs/content/how-to/altering-tables.md | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/docs/content/how-to/altering-tables.md
b/docs/content/how-to/altering-tables.md
index 61bb3a7d1..b52b4fcc4 100644
--- a/docs/content/how-to/altering-tables.md
+++ b/docs/content/how-to/altering-tables.md
@@ -229,7 +229,8 @@ ALTER TABLE my_table RENAME COLUMN c0 TO c1;
## Dropping Columns
-The following SQL drops two columns `c1` and `c2` from table `my_table`.
+The following SQL drops two columns `c1` and `c2` from table `my_table`. In
hive catalog, you need to ensure disable
`hive.metastore.disallow.incompatible.col.type.changes` in your hive server,
+otherwise this operation may fail, throws an exception like `The following
columns have types incompatible with the existing columns in their respective
positions`.
{{< tabs "drop-columns-example" >}}
