[#MDEV-33412] cost-based optimizer choice for k-NN indexes

[MDEV-33412] cost-based optimizer choice for k-NN indexes Created: 2024-02-07 Updated: 2024-02-07
Status:	Open
Project:	MariaDB Server
Component/s:	None
Fix Version/s:	None

Type:

Task

Priority:

Major

Reporter:

Sergei Golubchik

Assignee:

Unassigned

Resolution:

Unresolved

Votes:

Labels:

None

Issue Links:

Blocks
is blocked by	MDEV-33406	basic optimizer support for k-NN sear...	In Progress
Relates
relates to	MDEV-32887	k-ANN indexes for vectors	In Progress
relates to	MDEV-33409	icp for k-ANN graph searches	Open

Description

optimizer needs to be able to make a cost-based choice whether to use k-NN index for ORDER BY ... LIMIT or not

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