apache / apache/iotdb

可不可以优化like查询的效率

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Dominant language
Java
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Description

目前测试,100W测点属性以JSON字符串的形式存入,使用like '%%' 查询需要十几秒

Contributor guide

Open the contributing guide

Research direction

No file, test, or entry point is named. Begin by reproducing the reported benchmark with 1 million JSON-string attributes and LIKE '%%', then locate the existing LIKE query path and establish a measured performance baseline; done means faster queries with unchanged results.

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Assessment

Tech stack
java
Domain
databases, performance
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
25/100

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