ZhangYu0123 opened a new issue #4142:
URL: https://github.com/apache/incubator-doris/issues/4142
**Describe the bug**
A clear and concise description of what the bug is.
When alter table add key column in agg module using LinkedSchemaChange
policy, "ALTER, status_code: RUNTIME_ERROR" will be returned.
The error log as follows:
E0721 13:48:18.405797 34117 alpha_rowset.cpp:308] column pruning size is
error.KeysType=AGG_KEYS, zone_maps_size=4, num_key_columns=5, num_columns=5
W0721 13:48:18.405853 34117 alpha_rowset_writer.cpp:227] rowset init failed
when build new rowset, res=-402
**To Reproduce**
Steps to reproduce the behavior:
1. Create table
CREATE TABLE `table13` (
`siteid` varchar(64) NOT NULL COMMENT "",
`siteid2` varchar(64) NOT NULL COMMENT "",
`siteid3` varchar(64) NOT NULL COMMENT ""
) ENGINE=OLAP
AGGREGATE KEY(`siteid`, `siteid2`, `siteid3`)
COMMENT "OLAP"
DISTRIBUTED BY HASH(`siteid`) BUCKETS 1
PROPERTIES (
"replication_num" = "1",
"in_memory" = "false",
"storage_format" = "DEFAULT"
);
2. insert data
3. alter table add key column
alter table `table13` add column b int key default '0' after `siteid2`
4. See error
SHOW ALTER TABLE COLUMN;
**Expected behavior**
sucess
**Screenshots**
If applicable, add screenshots to help explain your problem.
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