Re: WIP: Covering + unique indexes.

Anastasia Lubennikova <a.lubennikova@postgrespro.ru>

From: Anastasia Lubennikova <a.lubennikova@postgrespro.ru>
To: Amit Kapila <amit.kapila16@gmail.com>
Cc: Andrey Borodin <amborodin@acm.org>, pgsql-hackers <pgsql-hackers@postgresql.org>, Anastasia Lubennikova <lubennikovaav@gmail.com>
Date: 2016-09-14T14:58:50Z
Lists: pgsql-hackers

Attachments

One more update.

I added ORDER BY clause to regression tests.
It was done as a separate bugfix patch by Tom Lane some time ago,
but it definitely should be included into the patch.

-- 
Anastasia Lubennikova
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company

Commits

  1. Adjust INCLUDE index truncation comments and code.

  2. Add commentary explaining why MaxIndexTuplesPerPage calculation is safe.

  3. Indexes with INCLUDE columns and their support in B-tree

  4. Add amcheck verification of heap relations belonging to btree indexes.

  5. Doc: move info for btree opclass implementors into main documentation.

  6. Doc: mention that you can't PREPARE TRANSACTION after NOTIFY.

  7. Remove dedicated B-tree root-split record types.

  8. Restructure index access method API to hide most of it at the C level.

  9. Split _bt_insertonpg to two functions.

  10. Major overhaul of btree index code. Eliminate special BTP_CHAIN logic for