写入hive数仓,不更新hive metastore的numRows
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- Java
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Description
datax 导入数据到hive表后,不会自动更新hive metastore的numRows数,导致直接进行count(1)查询时一直为0,如何处理这个问题?
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Research direction
Start by reproducing a DataX import into a Hive table and inspect the DataX path that writes the table data. Check how Hive metastore numRows is handled after the import, then define done as count(1) no longer returning 0 because the metadata reflects the imported rows.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- data-engineering, databases
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 32/100