xudong963 commented on code in PR #16578:
URL: https://github.com/apache/datafusion/pull/16578#discussion_r2191411631
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datafusion/core/src/dataframe/mod.rs:
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@@ -1681,6 +1681,40 @@ impl DataFrame {
})
}
+ /// Calculate the distinct intersection of two [`DataFrame`]s. The two
[`DataFrame`]s must have exactly the same schema
Review Comment:
`exactly the same schema`
Can we relieve the restriction? For example, if the schema is castable, does
it also work?
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