[#MCOL-5287] Optimizer: cost-based JOIN order optimization

[MCOL-5287] Optimizer: cost-based JOIN order optimization Created: 2022-11-01 Updated: 2023-12-15
Status:	Stalled
Project:	MariaDB ColumnStore
Component/s:	ExeMgr, PrimProc
Affects Version/s:	22.08.2
Fix Version/s:	None

Type:

Task

Priority:

Major

Reporter:

Roman

Assignee:

Denis Khalikov

Resolution:

Unresolved

Votes:

Labels:

None

Description

MCS now supports MCV statistics so it is possible to implement a basic cost-based JOIN order optimizations.
The design doc for optimizer: https://docs.google.com/document/d/1T5XqeV0aJ2JBKPCNMcwu7ZD1ZQwenqWN/edit

Comments

Comment by JiraAutomate [ 2023-12-15 ]

Automated message:
----------------------------
Since this issue has not been updated since 6 weeks, it's time to move it back to Stalled.

Generated at Thu Feb 08 02:56:45 UTC 2024 using Jira 8.20.16#820016-sha1:9d11dbea5f4be3d4cc21f03a88dd11d8c8687422.