[MCOL-4586] Significant cpimport performance degradation Created: 2021-03-05  Updated: 2021-03-05  Resolved: 2021-03-05

Status: Closed
Project: MariaDB ColumnStore
Component/s: cpimport
Affects Version/s: 5.5.2
Fix Version/s: 5.5.2

Type: Bug Priority: Blocker
Reporter: Daniel Lee (Inactive) Assignee: David Hall (Inactive)
Resolution: Cannot Reproduce Votes: 0
Labels: None


 Description   

Build tested: 5.5.2-1 (Jenkin #1560)

10g dbt3 database cpimport performance is about 4.5X slower than 5.5.1-1
Elapsed time in seconds

TableName	5.5.1-1	5.5.2-1
nation	1.084	1.370
region	1.112	1.088
customer	4.234	63.072
orders	24.210	188.024
supplier	1.157	2.621
partsupp	16.202	70.898
part	4.124	18.149
lineitem	111.366	418.178
Total	163.487	763.399
 


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