Hi everybody,
My requirements was:
+ Made a table charge to be partitioned by carrier and month
+ summarize by charges
+ summarize by users,
+ each summarization must be by month and several others columns.
Here is the database
CREATE TABLE charges.charge
(
id serial NOT NULL,
transaction
You can also have inheritance from animal, in such case you can have
partitioned different animals in different tables with their special
attributes in it.
then you will have:
create table animal(
id serial,
name varchar(20),
age integer
);
create table elephant
(some_attr_that_
