Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

[enhancement](jdbc catalog) Add lowercase column name mapping to Jdbc data source & optimize database and table mapping #27283

Closed
wants to merge 2 commits into from

Conversation

zy-kkk
Copy link
Member

@zy-kkk zy-kkk commented Nov 20, 2023

Proposed changes

Issue Number: close #xxx

from master #27124 #27280

This PR adds the processing of lowercase Column names in Oracle Jdbc Catalog. In the previous behavior, we changed all Oracle columns to uppercase queries by default, but could not handle the lowercase case. This PR can solve this situation and improve All Jdbc Catalog works

Further comments

If this is a relatively large or complex change, kick off the discussion at [email protected] by explaining why you chose the solution you did and what alternatives you considered, etc...

… data source & optimize database and table mapping (apache#27124)

This PR adds the processing of lowercase Column names in Oracle Jdbc Catalog. In the previous behavior, we changed all Oracle columns to uppercase queries by default, but could not handle the lowercase case. This PR can solve this situation and improve All Jdbc Catalog works
@zy-kkk
Copy link
Member Author

zy-kkk commented Nov 20, 2023

run buildall

@github-actions github-actions bot added area/planner Issues or PRs related to the query planner kind/docs Categorizes issue or PR as related to documentation. kind/test labels Nov 20, 2023
@doris-robot
Copy link

(From new machine)TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 47.19 seconds
stream load tsv: 567 seconds loaded 74807831229 Bytes, about 125 MB/s
stream load json: 28 seconds loaded 2358488459 Bytes, about 80 MB/s
stream load orc: 68 seconds loaded 1101869774 Bytes, about 15 MB/s
stream load parquet: 32 seconds loaded 861443392 Bytes, about 25 MB/s
insert into select: 29.4 seconds inserted 10000000 Rows, about 340K ops/s
storage size: 17164422841 Bytes

@zy-kkk
Copy link
Member Author

zy-kkk commented Dec 7, 2023

Reunify Jdbc Catalog case-sensitive behavior, so close this PR

@zy-kkk zy-kkk closed this Dec 7, 2023
@zy-kkk zy-kkk deleted the jdbc_lower_2 branch December 7, 2023 03:02
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
area/planner Issues or PRs related to the query planner kind/docs Categorizes issue or PR as related to documentation. kind/test
Projects
None yet
Development

Successfully merging this pull request may close these issues.

2 participants