| --! qt:dataset:src |
| set hive.input.format = org.apache.hadoop.hive.ql.io.CombineHiveInputFormat; |
| |
| -- This tests that the schema can be changed for binary serde data |
| create table partition_test_partitioned_n4(key string, value string) partitioned by (dt string) stored as rcfile; |
| alter table partition_test_partitioned_n4 set serde 'org.apache.hadoop.hive.serde2.columnar.LazyBinaryColumnarSerDe'; |
| insert overwrite table partition_test_partitioned_n4 partition(dt='1') select * from src where key = 238; |
| |
| select * from partition_test_partitioned_n4 where dt is not null; |
| select key+key, value from partition_test_partitioned_n4 where dt is not null; |
| set hive.metastore.disallow.incompatible.col.type.changes=false; |
| alter table partition_test_partitioned_n4 change key key int; |
| reset hive.metastore.disallow.incompatible.col.type.changes; |
| select key+key, value from partition_test_partitioned_n4 where dt is not null; |
| select * from partition_test_partitioned_n4 where dt is not null; |
| |
| alter table partition_test_partitioned_n4 add columns (value2 string); |
| |
| select key+key, value from partition_test_partitioned_n4 where dt is not null; |
| select * from partition_test_partitioned_n4 where dt is not null; |