慢查询
Topic | Replies | Views | Activity | |
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point_get点查性能异常 |
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5 | 41 | February 3, 2023 |
DataX传输数据时,慢查询中“发送结果耗时” 很长,如何排查 |
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3 | 37 | February 3, 2023 |
插入慢 |
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7 | 61 | February 2, 2023 |
select for update实际执行未命中索引,使用了FORCE INDEX 也没有走到索引上 |
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18 | 147 | February 2, 2023 |
大表中的limit m,n查询,当m增加到千万级的时候,非常慢,请问如何优化? |
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12 | 60 | February 1, 2023 |
tidb-v6 慢查询原因分析 |
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10 | 245 | January 29, 2023 |
update 显示执行时间为50S |
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15 | 117 | January 13, 2023 |
执行计划 |
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12 | 174 | December 29, 2022 |
执行计划分析 |
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9 | 173 | December 23, 2022 |
Prewrite 阶段耗时非常多 |
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12 | 161 | December 13, 2022 |
slow log日志内容与源码预期不符 |
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8 | 194 | December 8, 2022 |
同where条件,有的查询走索引(IndexLookup),有的时候扫表(TableReader) |
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20 | 269 | December 7, 2022 |
删除语句执行时间过长 |
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31 | 330 | December 7, 2022 |
TiDB在“搜索条件具有不定性、模糊性、(极)低区分度的大范围数据分页查询业务”的表现具体如何? |
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4 | 101 | December 3, 2022 |
TiDB 慢查询: Coprocessor 耗时长 |
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8 | 256 | November 23, 2022 |
count 结果不一致 |
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13 | 250 | November 17, 2022 |
dashboard上面慢查询时间统计不对? |
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11 | 323 | November 16, 2022 |
dashboard这个执行时间怎么统计的? |
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3 | 108 | November 15, 2022 |
自定义排序问题 |
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8 | 164 | January 10, 2023 |
TIDB的慢日志是否有限制大小 比如超过某个值就不记录慢SQL了? |
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2 | 70 | November 10, 2022 |
集群卡住两次,出现两批次慢查询 |
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11 | 216 | January 2, 2023 |
dumpling导出的问题 |
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4 | 163 | October 28, 2022 |
TiDB集群联合查询慢 |
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14 | 208 | December 24, 2022 |
tidb server cpu分布不均衡 |
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10 | 165 | November 4, 2022 |
下推黑名单做成hint形式 |
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2 | 315 | October 18, 2022 |
慢SQL咨询 |
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11 | 374 | October 13, 2022 |
count(distinct)语句执行慢 |
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8 | 1776 | July 3, 2022 |
tidb大并发update悲观锁引发的慢查询 |
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12 | 784 | May 28, 2022 |
请问慢查询日志中2个指标的含义 |
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3 | 363 | May 20, 2022 |
select * from CLUSTER_SLOW_QUERY order by Time desc limit 1查询出来的为什么不是集群最新的一条慢日志 |
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7 | 408 | May 19, 2022 |