| set hive.parquet.write.int64.timestamp=true; |
| set hive.parquet.timestamp.time.unit=micros; |
| CREATE TABLE hive_26658_table (ts TIMESTAMP) STORED AS PARQUET; |
| |
| INSERT INTO hive_26658_table VALUES ('2022-10-21 15:58:32'); |
| INSERT INTO hive_26658_table VALUES ('1970-01-01 00:00:00.000009'); |
| |
| SELECT * FROM hive_26658_table; |
| |
| set metastore.disallow.incompatible.col.type.changes=false; |
| ALTER TABLE hive_26658_table CHANGE ts ts TINYINT; |
| |
| SELECT * FROM hive_26658_table; |
| |
| ALTER TABLE hive_26658_table CHANGE ts ts SMALLINT; |
| |
| SELECT * FROM hive_26658_table; |
| |
| ALTER TABLE hive_26658_table CHANGE ts ts INT; |
| |
| SELECT * FROM hive_26658_table; |
| |
| ALTER TABLE hive_26658_table CHANGE ts ts BIGINT; |
| |
| SELECT * FROM hive_26658_table; |
| |
| ALTER TABLE hive_26658_table CHANGE ts ts DOUBLE; |
| |
| SELECT * FROM hive_26658_table; |
| |
| ALTER TABLE hive_26658_table CHANGE ts ts FLOAT; |
| |
| SELECT * FROM hive_26658_table; |
| |
| ALTER TABLE hive_26658_table CHANGE ts ts Decimal; |
| |
| SELECT * FROM hive_26658_table; |
