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performance
查询性能优化
46 Questions
JDBC catalog查询外部数据源(PG库),分解后子查询执行慢,如何优化?
CCCKKK
3
•
asked Apr 17
0
1
13
3.0
catalog
query
performance
分区数量增加导致点查时CPU飙到100%
guozukai
7
•
asked Mar 26
0
1
38
2.1
query
performance
3.0.3 请教 慢sql HASH_JOIN_OPERATOR_DEPENDENCY
35
•
asked Mar 12
0
1
27
3.0
query
performance
3.0.3 请教,Doris在单表出现查询效率低的问题,请大神帮忙分析一下
35
•
asked Mar 10
0
1
48
decoupled
3.0
query
performance
Doris3.0.3 使用mysql catalog查询mysql 视图,性能差
Justin
1
•
asked Mar 4
0
1
31
3.0
catalog
performance
Doris3.0读取Hive分区表,UDF格式化时间,过滤分区,列裁剪没有生效,导致全表扫描
Justin
1
•
asked Feb 26
0
2
53
3.0
catalog
query
performance
logstash-output-doris 上传带宽增量非常大!!!
fuyyee
1
•
asked Feb 24
0
1
60
2.1
ingestion
performance
doris-2.1.5的版本fe出现 the report queue size exceeds the limit: 100. current: 101的问题数据堵塞,导入不了数据
zhou_ing
3
•
asked Feb 12
0
1
74
2.1
ingestion
performance
高并发点查的一些优化措施能否扩展到单表简单查的场景,升级为高并发单表简单查?
天吾97
1
•
asked Jan 24
0
1
56
query
performance
demand
doris 2.1.7 执行show frontends 很慢,30秒左右
笑笑
1
•
asked Jan 20
0
1
55
2.1
performance
1
(current)
2
3
4
5
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