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doris/be/test/vec/exec
Ashin Gau 9b7af4c0cf [feature](schema change) unified schema change for parquet and orc reader (#32873)
Following #25138, unified schema change interface for parquet and orc reader, and can be applied to other format readers as well.
Unified schema change interface for all format readers:
- First, read the data according to the column type of the file into source column;
- Second, convert source column to the destination column with type planned by FE.
2024-04-12 15:09:25 +08:00
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