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Posted to issues@trafodion.apache.org by "Alice Chen (JIRA)" <ji...@apache.org> on 2015/07/22 20:17:24 UTC

[jira] [Created] (TRAFODION-568) LP Bug: 1359957 - Splitting not possible with non-salted, single region table that has stats.

Alice Chen created TRAFODION-568:
------------------------------------

             Summary: LP Bug: 1359957 - Splitting not possible with non-salted, single region table that has stats.
                 Key: TRAFODION-568
                 URL: https://issues.apache.org/jira/browse/TRAFODION-568
             Project: Apache Trafodion
          Issue Type: Bug
          Components: sql-cmp
            Reporter: Julie Thai
            Assignee: Qifan Chen
            Priority: Critical
             Fix For: 0.9 (pre-incubation)


>>cqd hbase_partitioning 'system';

--- SQL operation complete.
--non-salted, single partition table with stats
>>explain options 'f' select * from nosalt_1reg_orders order by o_orderkey;

LC   RC   OP   OPERATOR              OPT       DESCRIPTION           CARD
---- ---- ---- --------------------  --------  --------------------  ---------

1    .    2    root                                                  3.00E+006
.    .    1    trafodion_scan                  NOSALT_1REG_ORDERS    3.00E+006

--- SQL operation complete.
>>cqd hbase_min_bytes_per_esp_partition '10';

--- SQL operation complete.
--non-salted, single partition table with stats
>>explain options 'f' select * from nosalt_1reg_orders order by o_orderkey;

LC   RC   OP   OPERATOR              OPT       DESCRIPTION           CARD
---- ---- ---- --------------------  --------  --------------------  ---------

1    .    2    root                                                  3.00E+006
.    .    1    trafodion_scan                  NOSALT_1REG_ORDERS    3.00E+006

--- SQL operation complete.
--non-salted, multi-partitioned table with stats
>>explain options 'f' select * from nosalt_mreg_orders order by o_orderkey;

LC   RC   OP   OPERATOR              OPT       DESCRIPTION           CARD
---- ---- ---- --------------------  --------  --------------------  ---------

1    .    2    root                                                  3.00E+006
.    .    1    trafodion_scan                  NOSALT_MREG_ORDERS    3.00E+006

--- SQL operation complete.



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