About me:Oracle ACE pro,optimistic,passionate and harmonious. Focus on ORACLE,MySQL and other database programming,peformance tuning,db design, j2ee,Linux/AIX,Architecture tech,etc
全部博文（191）
| 标题 | 阅读 | 评论 | 转发 | 发布日期 | |
|---|---|---|---|---|---|
| 【推荐】 oracle,mysql范围越界的选择率估算 | 458 | 0 | 0 | 2025-03-16 | |
| oracle logical reads(逻辑读)详细分析 | 145 | 0 | 0 | 2025-03-16 | |
| 同时查询min.max索引列，pg,mysql和oracle的区别 | 144 | 0 | 0 | 2025-01-22 | |
| 【推荐】 ORACLE NOT IN:NULL AWARE ANTI JOIN注意点及其改写 | 39433 | 0 | 0 | 2024-04-07 | |
| 自定义函数索引DETERMINISTIC减少函数调用次数 | 716 | 0 | 0 | 2023-05-09 | |
| 执行计划不共享的原因分析 | 955 | 0 | 0 | 2023-05-09 | |
| Cardinality Feedback特性导致的执行计划改变 | 934 | 0 | 0 | 2023-05-09 | |
| Group By Placement查询转换特性导致SQL执行报错 | 776 | 0 | 0 | 2023-05-09 | |
| find implicit conversion sql in oracle | 1532 | 0 | 0 | 2023-05-08 | |
| 使用索引进行高效分页pagination_PART2 | 839 | 0 | 0 | 2023-05-08 | |
| 使用索引进行高效分页pagination_PART1 | 513 | 0 | 0 | 2023-05-08 | |
| HINTS之qb_name和失效情形 | 1013 | 0 | 0 | 2023-05-08 | |
| 使用HINTS控制执行计划 | 915 | 0 | 0 | 2023-05-08 | |
| 使用SQL PROFILE+IGNORE_OPTIM_EMBEDDED_HINTS改变带HINTS的SQL执行计划 | 874 | 0 | 0 | 2023-05-07 | |
| 解析low_value,high_value等raw类型数据 | 708 | 0 | 0 | 2023-05-06 | |
| 让游标失效的方法总结 | 473 | 0 | 0 | 2023-05-06 | |
| ORACLE中获取绑定变量值的各种方法 | 663 | 0 | 0 | 2023-05-06 | |
| rownum prevent query transformation | 302 | 0 | 0 | 2023-05-06 | |
| Optimizer Cost Based Query Transformation基于成本的查询转换简介 | 574 | 0 | 0 | 2023-05-05 | |
| 使用统计信息首选项收集统计信息 | 584 | 0 | 0 | 2023-05-05 |
吻的感觉适2025-07-18 23:11
https://txc.qq.com/products/762795/blog/2019636
https://txc.qq.com/products/762801/blog/2019637
https://txc.qq.com/products/762763/blog/2019638
https://txc.qq.com/products/762772/blog/2019639
https://txc.qq.com/products/762790/blog/2019641
https://txc.qq.com/products/762758/blog/2019640
https://txc.qq.com/products/762786/blog/2019642
https://txc.qq.com/products/762782/blog/2019643
https://txc.qq.com/products/762757/blog/2019644
https://txc.qq.com/products/762805/blog/2019645
https://txc.qq.com/products/762785/blog/2019647
https://txc.qq.com/products/762815/blog/2019646
https://txc.qq.com/products/762787/blog/2019648
https://txc.qq.com/products/762799/blog/2019649
https://txc.qq.com/products/762775/blog/2019650
https://txc.qq.com/products/762759/blog/2019651
https://txc.qq.com/products/762770/blog/2019652
https://txc.qq.com/products/762855/blog/2019654
