Skip to content

TiDB configuration: update the default value of stmt_max_count #6172

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.

Sign up for GitHub

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

Merged
ti-chi-bot merged 1 commit into from
Aug 19, 2021
Merged

TiDB configuration: update the default value of stmt_max_count #6172

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 4 additions & 4 deletions tidb-configuration-file.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -610,16 +610,16 @@ Configuration related to the status of TiDB service.

## stmt-summary <span class="version-mark">New in v3.0.4</span>

Configurations related to the `events_statement_summary_by_digest` table.
Configurations related to the `statements_summary` table.

### max-stmt-count

- The maximum number of SQL categories allowed to be saved in the `events_statement_summary_by_digest` table.
- Default value: `100`
- The maximum number of SQL categories allowed to be saved in the `statements_summary` table.
- Default value: `3000`

### max-sql-length

- The longest display length for the `DIGEST_TEXT` and `QUERY_SAMPLE_TEXT` columns in the `events_statement_summary_by_digest` table.
- The longest display length for the `DIGEST_TEXT` and `QUERY_SAMPLE_TEXT` columns in the `statements_summary` table.
- Default value: `4096`

## pessimistic-txn
Expand Down