Prepare for an index or range scan

Registered by rich prohaska

The prepare index scan patch notifies the storage engine that a full index scan is imminent.
The prepare range scan patch notifies the storage engine that a range query is imminent.
This gives tokudb the opportunity to do prelocking which speeds up the scans.

Here are the MySQL 5.6 changes:
https://github.com/Tokutek/mysql56/commit/8f40fedaede783d67d03f2f9a90a923ca7beba66
https://github.com/Tokutek/mysql56/commit/95d8bda68dd27ec13f5e0926db09896ef0cd2110

Blueprint information

Status:
Complete
Approver:
None
Priority:
High
Drafter:
None
Direction:
Approved
Assignee:
Laurynas Biveinis
Definition:
Approved
Series goal:
Accepted for 5.6
Implementation:
Implemented
Milestone target:
milestone icon 5.6.17-65.0
Started by
Laurynas Biveinis
Completed by
Laurynas Biveinis

Sprints

Whiteboard

(?)

Work Items

Dependency tree

* Blueprints in grey have been implemented.

This blueprint contains Public information 
Everyone can see this information.

Subscribers

No subscribers.