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Type:
Sub-task
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Status: Open
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Priority:
Major
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Resolution: Unresolved
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Affects Version/s: None
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Fix Version/s: None
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Component/s: Query Execution
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Labels:None
If we convert the data type in scan node, it would cost too much time, so we refactor the vtype. now we storage the Datum in vtype data struct, we do not care about the actual data types of the attributes in scan node.
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