When Data Model is not Duplicate Key Model, error adding an array type column

[Alittleben]

Steps to reproduce the behavior (Required)

CREATE TABLE test_add_array_column
(
col1 varchar(65533) not NULL COMMENT "",
col2 bigint(20) NULL COMMENT "",
col3 varchar(65533) NULL COMMENT "",
arr1 ARRAY< varchar (65533)> NULL
) ENGINE = OLAP PRIMARY KEY(col1)
DISTRIBUTED BY HASH(col1) BUCKETS 3
PROPERTIES (
"replication_num" = "3",
"in_memory" = "false",
"storage_format" = "DEFAULT",
"enable_persistent_index" = "false"
);

INSERT INTO test_add_array_column
WITH LABEL insert_load_test_add_array_column
VALUES
("did_001", 12455566, "#en.wikipedia", ["apple", "orange", "pear"]),
("did_002", 12455566, "#ca.wikipedia", []);

ALTER TABLE test_add_array_column
ADD COLUMN arr2 ARRAY< varchar (65533)>;

Expected behavior (Required)

Expected add column is ok

Real behavior (Required)

Error mesage: [42000][1064] ARRAY<VARCHAR(65533)>must be used in DUP_KEYS

StarRocks version (Required)

2.3.0

[mofeiatwork]

Array type could only be used in duplicated table right now.