# 不支持的 DDL
<a name="unsupported-ddl"></a>

Athena SQL 不支持以下 DDL 语句。有关 Athena 中 Iceberg 表支持的 DDL 语句，请参阅 [Iceberg 表架构演进](querying-iceberg-evolving-table-schema.md) 和 [对 Iceberg 表这些其他 DDL 操作](querying-iceberg-additional-operations.md)。
+ ALTER INDEX
+ ALTER TABLE *table\$1name* ARCHIVE PARTITION
+ ALTER TABLE *table\$1name* CLUSTERED BY
+ ALTER TABLE *table\$1name* DROP COLUMN（支持 Iceberg 表）
+ ALTER TABLE *table\$1name* EXCHANGE PARTITION
+ ALTER TABLE *table\$1name* NOT CLUSTERED
+ ALTER TABLE *table\$1name* NOT SKEWED
+ ALTER TABLE *table\$1name* NOT SORTED
+ ALTER TABLE *table\$1name* NOT STORED AS DIRECTORIES
+ ALTER TABLE *table\$1name* partitionSpec CHANGE COLUMNS
+ ALTER TABLE *table\$1name* partitionSpec COMPACT
+ ALTER TABLE *table\$1name* partitionSpec CONCATENATE
+ ALTER TABLE *table\$1name* partitionSpec SET FILEFORMAT
+ ALTER TABLE *table\$1name* RENAME TO（支持 Iceberg 表）
+ ALTER TABLE *table\$1name* SET SERDEPROPERTIES
+ ALTER TABLE *table\$1name* SET SKEWED LOCATION
+ ALTER TABLE *table\$1name* SKEWED BY
+ ALTER TABLE *table\$1name* TOUCH
+ ALTER TABLE *table\$1name* UNARCHIVE PARTITION
+ COMMIT
+ CREATE INDEX
+ CREATE ROLE
+ CREATE TABLE *table\$1name* LIKE *existing\$1table\$1name* 
+ CREATE TEMPORARY MACRO
+ DELETE FROM
+ DESCRIBE DATABASE
+ DFS
+ DROP INDEX
+ DROP ROLE
+ DROP TEMPORARY MACRO
+ EXPORT TABLE
+ GRANT ROLE
+ IMPORT TABLE
+ LOCK DATABASE
+ LOCK TABLE
+ REVOKE ROLE
+ ROLLBACK
+ SHOW COMPACTIONS
+ SHOW CURRENT ROLES
+ SHOW GRANT
+ SHOW INDEXES
+ SHOW LOCKS
+ SHOW PRINCIPALS
+ SHOW ROLE GRANT
+ SHOW ROLES
+ SHOW STATS
+ SHOW TRANSACTIONS
+ START TRANSACTION
+ UNLOCK DATABASE
+ UNLOCK TABLE