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feat: Implement general array equality checks (#17043)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| use arrow::array::{BinaryArray, FixedSizeBinaryArray}; | ||
| use arrow::bitmap::Bitmap; | ||
| use arrow::types::Offset; | ||
| use polars_utils::total_ord::{TotalEq, TotalOrd}; | ||
|
|
||
| use super::{TotalEqKernel, TotalOrdKernel}; | ||
|
|
||
| impl<O: Offset> TotalEqKernel for BinaryArray<O> { | ||
| type Scalar = [u8]; | ||
|
|
||
| fn tot_eq_kernel(&self, other: &Self) -> Bitmap { | ||
| assert!(self.len() == other.len()); | ||
| self.values_iter() | ||
| .zip(other.values_iter()) | ||
| .map(|(l, r)| l.tot_eq(&r)) | ||
| .collect() | ||
| } | ||
|
|
||
| fn tot_ne_kernel(&self, other: &Self) -> Bitmap { | ||
| assert!(self.len() == other.len()); | ||
| self.values_iter() | ||
| .zip(other.values_iter()) | ||
| .map(|(l, r)| l.tot_ne(&r)) | ||
| .collect() | ||
| } | ||
|
|
||
| fn tot_eq_kernel_broadcast(&self, other: &Self::Scalar) -> Bitmap { | ||
| self.values_iter().map(|l| l.tot_eq(&other)).collect() | ||
| } | ||
|
|
||
| fn tot_ne_kernel_broadcast(&self, other: &Self::Scalar) -> Bitmap { | ||
| self.values_iter().map(|l| l.tot_ne(&other)).collect() | ||
| } | ||
| } | ||
|
|
||
| impl<O: Offset> TotalOrdKernel for BinaryArray<O> { | ||
| type Scalar = [u8]; | ||
|
|
||
| fn tot_lt_kernel(&self, other: &Self) -> Bitmap { | ||
| assert!(self.len() == other.len()); | ||
| self.values_iter() | ||
| .zip(other.values_iter()) | ||
| .map(|(l, r)| l.tot_lt(&r)) | ||
| .collect() | ||
| } | ||
|
|
||
| fn tot_le_kernel(&self, other: &Self) -> Bitmap { | ||
| assert!(self.len() == other.len()); | ||
| self.values_iter() | ||
| .zip(other.values_iter()) | ||
| .map(|(l, r)| l.tot_le(&r)) | ||
| .collect() | ||
| } | ||
|
|
||
| fn tot_lt_kernel_broadcast(&self, other: &Self::Scalar) -> Bitmap { | ||
| self.values_iter().map(|l| l.tot_lt(&other)).collect() | ||
| } | ||
|
|
||
| fn tot_le_kernel_broadcast(&self, other: &Self::Scalar) -> Bitmap { | ||
| self.values_iter().map(|l| l.tot_le(&other)).collect() | ||
| } | ||
|
|
||
| fn tot_gt_kernel_broadcast(&self, other: &Self::Scalar) -> Bitmap { | ||
| self.values_iter().map(|l| l.tot_gt(&other)).collect() | ||
| } | ||
|
|
||
| fn tot_ge_kernel_broadcast(&self, other: &Self::Scalar) -> Bitmap { | ||
| self.values_iter().map(|l| l.tot_ge(&other)).collect() | ||
| } | ||
| } | ||
|
|
||
| impl TotalEqKernel for FixedSizeBinaryArray { | ||
| type Scalar = [u8]; | ||
|
|
||
| fn tot_eq_kernel(&self, other: &Self) -> Bitmap { | ||
| assert!(self.len() == other.len()); | ||
|
|
||
| if self.size() != other.size() { | ||
| return Bitmap::new_zeroed(self.len()); | ||
| } | ||
|
|
||
| (0..self.len()) | ||
| .map(|i| self.value(i) == other.value(i)) | ||
| .collect() | ||
| } | ||
|
|
||
| fn tot_ne_kernel(&self, other: &Self) -> Bitmap { | ||
| assert!(self.len() == other.len()); | ||
|
|
||
| if self.size() != other.size() { | ||
| return Bitmap::new_zeroed(self.len()); | ||
| } | ||
|
|
||
| (0..self.len()) | ||
| .map(|i| self.value(i) == other.value(i)) | ||
| .collect() | ||
| } | ||
|
|
||
| fn tot_eq_kernel_broadcast(&self, other: &Self::Scalar) -> Bitmap { | ||
| if self.size() != other.len() { | ||
| return Bitmap::new_zeroed(self.len()); | ||
| } | ||
|
|
||
| (0..self.len()).map(|i| self.value(i) == other).collect() | ||
| } | ||
|
|
||
| fn tot_ne_kernel_broadcast(&self, other: &Self::Scalar) -> Bitmap { | ||
| if self.size() != other.len() { | ||
| return Bitmap::new_zeroed(self.len()); | ||
| } | ||
|
|
||
| (0..self.len()).map(|i| self.value(i) != other).collect() | ||
| } | ||
| } |
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