mysqlreader不支持fetchsize的话，抽取数据是否只执行一次sql
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- Dominant language
- Java
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Description
我指定了where条件 create_time between '2022-10-13 00:00:00' and '2023-10-13 00:00:00'
一年中的数据量达几千万条，是否会有oom的问题呢？
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Research direction
Start by reading the MySQLReader handling for fetchsize and the date-range query described in the issue. Verify whether the query is executed once, how the result set is consumed, and whether the reported workload has coverage; done means answering the execution and OOM questions with evidence.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java, mysql
- Domain
- databases
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100