I want to know how to write a postgres subquery so that the following example will output what I need.
id parent_id postdate
1 -1 2015-03-10
2 1 2015-03-11 (child level 1)
3 1 2015
Tag: Level
Cassandra – Unable to meet the consistency level One: info = {‘Required_replicas’: 1, ‘alive_replicas’: 0, ‘Constensency’: 1}
In my Cassandra setup, it seems that the keyspace copy is not happening correctly. I need some ideas to solve this problem. I have configured a multi-data center cluster, but first I set up the sec