PREHOOK: query: create table alter_partition_change_col_dup_col (c1 string, c2 decimal(10,0)) partitioned by (p1 string) PREHOOK: type: CREATETABLE PREHOOK: Output: database:default PREHOOK: Output: default@alter_partition_change_col_dup_col POSTHOOK: query: create table alter_partition_change_col_dup_col (c1 string, c2 decimal(10,0)) partitioned by (p1 string) POSTHOOK: type: CREATETABLE POSTHOOK: Output: database:default POSTHOOK: Output: default@alter_partition_change_col_dup_col PREHOOK: query: alter table alter_partition_change_col_dup_col add partition (p1='abc') PREHOOK: type: ALTERTABLE_ADDPARTS PREHOOK: Output: default@alter_partition_change_col_dup_col POSTHOOK: query: alter table alter_partition_change_col_dup_col add partition (p1='abc') POSTHOOK: type: ALTERTABLE_ADDPARTS POSTHOOK: Output: default@alter_partition_change_col_dup_col POSTHOOK: Output: default@alter_partition_change_col_dup_col@p1=abc PREHOOK: query: -- should fail because of duplicate name c1 alter table alter_partition_change_col_dup_col change c2 c1 decimal(14,4) PREHOOK: type: ALTERTABLE_RENAMECOL PREHOOK: Input: default@alter_partition_change_col_dup_col PREHOOK: Output: default@alter_partition_change_col_dup_col FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. Duplicate column name: c1