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release-8.3.0.md: refine the description of #54565 (pingcap#18719)
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qiancai authored Aug 27, 2024
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Expand Up @@ -261,7 +261,7 @@ Quick access: [Quick start](https://docs.pingcap.com/tidb/v8.3/quick-start-with-
- Construct more precise index access ranges for filter conditions like `((idx_col_1 > 1) or (idx_col_1 = 1 and idx_col_2 > 10)) and ((idx_col_1 < 10) or (idx_col_1 = 10 and idx_col_2 < 20))` [#54337](https://github.com/pingcap/tidb/issues/54337) @[ghazalfamilyusa](https://github.com/ghazalfamilyusa)
- Use index order to avoid extra sorting operations for SQL queries like `WHERE idx_col_1 IS NULL ORDER BY idx_col_2` [#54188](https://github.com/pingcap/tidb/issues/54188) @[ari-e](https://github.com/ari-e)
- Display analyzed indexes in the `mysql.analyze_jobs` system table [#53567](https://github.com/pingcap/tidb/issues/53567) @[hi-rustin](https://github.com/Rustin170506)
- Support applying the `tidb_redact_log` setting to the output of `EXPLAIN` statements [#54565](https://github.com/pingcap/tidb/issues/54565) @[hawkingrei](https://github.com/hawkingrei)
- Support applying the `tidb_redact_log` setting to the output of `EXPLAIN` statements and further optimize the logic in processing logs [#54565](https://github.com/pingcap/tidb/issues/54565) @[hawkingrei](https://github.com/hawkingrei)
- Support generating the `Selection` operator on `IndexRangeScan` for multi-valued indexes to improve query efficiency [#54876](https://github.com/pingcap/tidb/issues/54876) @[time-and-fate](https://github.com/time-and-fate)
- Support killing automatic `ANALYZE` tasks that are running outside the set time window [#55283](https://github.com/pingcap/tidb/issues/55283) @[hawkingrei](https://github.com/hawkingrei)
- Adjust estimation results from 0 to 1 for equality conditions that do not hit TopN when statistics are entirely composed of TopN and the modified row count in the corresponding table statistics is non-zero [#47400](https://github.com/pingcap/tidb/issues/47400) @[terry1purcell](https://github.com/terry1purcell)
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