polars-lazy-0.44.2
- polars-lazy 0.44.2
- Permalink
- Docs.rs crate page
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- Links
- Homepage
- Repository
- crates.io
- Source
- Owners
- ritchie46
- jorgecarleitao
- Dependencies
- ahash >=0.8.5 normal
  
  polars-arrow ^0.44.2 normal
  
  bitflags ^2 normal
  
  futures ^0.3.25 normal optional
  
  memchr ^2.6 normal
  
  once_cell ^1 normal
  
  polars-core ^0.44.2 normal
  
  polars-expr ^0.44.2 normal
  
  polars-io ^0.44.2 normal
  
  polars-json ^0.44.2 normal optional
  
  polars-mem-engine ^0.44.2 normal
  
  polars-ops ^0.44.2 normal
  
  polars-pipe ^0.44.2 normal optional
  
  polars-plan ^0.44.2 normal
  
  polars-stream ^0.44.2 normal optional
  
  polars-time ^0.44.2 normal optional
  
  polars-utils ^0.44.2 normal
  
  pyo3 ^0.21 normal optional
  
  rayon ^1.9 normal
  
  tokio ^1.26 normal optional
  
  serde_json ^1 dev
  
  version_check ^0.9.4 build
- Versions
- 83.33% of the crate is documented
Platform
- i686-unknown-linux-gnu
- x86_64-unknown-linux-gnu
Feature flags

Rust

polars_lazy0.44.2

In polars_lazy::dsl

polars_lazy::dsl

Function cov

pub fn cov(a: Expr, b: Expr, ddof: u8) -> Expr

Expand description

Compute the covariance between two columns.