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Add covar, covar_pop and covar_samp aggregate functions - #1551
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realno
commented
Jan 12, 2022
| Ok(()) | ||
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| #[test] |
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Added some test for variance to test merge rules.
realno
commented
Jan 12, 2022
| Ok(()) | ||
| } | ||
| #[test] |
ContributorAuthor
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Added tests for merge rule.
liukun4515
commented
Jan 13, 2022
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Thank you for your works! @realno |
alamb
commented
Jan 13, 2022
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Thanks @realno@houqp and @liukun4515 -- I didn't review this code but I trust your reviews 👍 |
covar, covar_pop and covar_samp aggregate functions
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Which issue does this PR close?
Closes#1548 .
Rationale for this change
This PR adds
covar,covar_popandcovar_sampstatistical functions as aggregators to DataFusion.What changes are included in this PR?
Are there any user-facing changes?
The following operators are added:
covarcovar_popcovar_sampNo breaking changes.