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Description
create a partition table like Issue #117
Partition infomation:
parent | partition | parttype | partattr | range_min | range_max |
---|---|---|---|---|---|
journal | journal_5 | 2 | dt | 2017-01-01 00:20:00 | 2017-01-01 00:25:00 |
journal | journal_6 | 2 | dt | 2017-01-01 00:25:00 | 2017-01-01 00:30:00 |
In session 1, merge partition #5 & #6:
[xxxx@xxx:54xx/k1 M] [08-31.16:35:17]=# begin;
BEGIN
Time: 0.221 ms
[xxxx@xxx:54xx/k1 M] [08-31.16:35:24]=# select merge_range_partitions('journal_5','journal_6');
merge_range_partitions
------------------------
(1 row)
Time: 244.467 ms
In session 2, do a select:
select count(*) from journal where dt between '2017-01-01 00:20:00' and '2017-01-01 00:30:00';
End transaction in session 1:
[xxxx@xxx:54xx/k1 M] [08-31.16:38:23]=# end;
COMMIT
Time: 39.572 ms
ERROR in session 2:
ERROR: XX000: could not open relation with OID 166068
LOCATION: relation_open, heapam.c:1066