Re: Mention ordered datums in PartitionBoundInfoData comment - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Mention ordered datums in PartitionBoundInfoData comment
Date
Msg-id CA+Tgmoa0nxTn5hcH34CVqMFtt4nNbE=sFR2TEpH8oGhm9DYRrg@mail.gmail.com
Whole thread Raw
In response to Re: Mention ordered datums in PartitionBoundInfoData comment  (Ashutosh Bapat <ashutosh.bapat@enterprisedb.com>)
Responses Re: Mention ordered datums in PartitionBoundInfoData comment
List pgsql-hackers
On Tue, Dec 5, 2017 at 1:03 AM, Ashutosh Bapat
<ashutosh.bapat@enterprisedb.com> wrote:
> Sorry. Thanks for pointing it out. fixed in the attached patch.

+ * The datums in datums array are arranged in the increasing order defined by

Suggest: in increasing order as defined

There's a second place where the same change is needed.

+ * resp. For range and list partitions this simply means that the datums in the

I think you should spell out "respectively" instead of abbreviating to "resp".

+ * datums array are arranged in the increasing order defined by the partition
+ * key collation.

It's not just the collation but also, and I think more importantly,
the operator class.   And there can be multiple columns, and thus
multiple opclases/collations.  Maybe "defined by the partition key's
operator classes and collations".

+ * PartitionBoundInfoData structures for two partitioned tables with exactly
+ * same bounds look exactly same.

This doesn't seem to me to add much.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


pgsql-hackers by date:

Previous
From: Tom Lane
Date:
Subject: Re: Speeding up pg_upgrade
Next
From: Tom Lane
Date:
Subject: Re: Speeding up pg_upgrade