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filter kernel should work with UnionArray (#1412)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| // Licensed to the Apache Software Foundation (ASF) under one | ||
| // or more contributor license agreements. See the NOTICE file | ||
| // distributed with this work for additional information | ||
| // regarding copyright ownership. The ASF licenses this file | ||
| // to you under the Apache License, Version 2.0 (the | ||
| // "License"); you may not use this file except in compliance | ||
| // with the License. You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, | ||
| // software distributed under the License is distributed on an | ||
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| // KIND, either express or implied. See the License for the | ||
| // specific language governing permissions and limitations | ||
| // under the License. | ||
|
|
||
| use crate::array::ArrayData; | ||
|
|
||
| use super::{Extend, _MutableArrayData}; | ||
|
|
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| pub(super) fn build_extend_sparse(array: &ArrayData) -> Extend { | ||
| let type_ids = array.buffer::<i8>(0); | ||
|
|
||
| if array.null_count() == 0 { | ||
| Box::new( | ||
| move |mutable: &mut _MutableArrayData, | ||
| index: usize, | ||
| start: usize, | ||
| len: usize| { | ||
| // extends type_ids | ||
| mutable | ||
| .buffer1 | ||
| .extend_from_slice(&type_ids[start..start + len]); | ||
|
|
||
| mutable | ||
| .child_data | ||
| .iter_mut() | ||
| .for_each(|child| child.extend(index, start, start + len)) | ||
| }, | ||
| ) | ||
| } else { | ||
| Box::new( | ||
| move |mutable: &mut _MutableArrayData, | ||
| index: usize, | ||
| start: usize, | ||
| len: usize| { | ||
| // extends type_ids | ||
| mutable | ||
| .buffer1 | ||
| .extend_from_slice(&type_ids[start..start + len]); | ||
|
|
||
| (start..start + len).for_each(|i| { | ||
| if array.is_valid(i) { | ||
| mutable | ||
| .child_data | ||
| .iter_mut() | ||
| .for_each(|child| child.extend(index, i, i + 1)) | ||
| } else { | ||
| mutable | ||
| .child_data | ||
| .iter_mut() | ||
| .for_each(|child| child.extend_nulls(1)) | ||
| } | ||
| }) | ||
| }, | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| pub(super) fn build_extend_dense(array: &ArrayData) -> Extend { | ||
| let type_ids = array.buffer::<i8>(0); | ||
| let offsets = array.buffer::<i32>(1); | ||
|
|
||
| if array.null_count() == 0 { | ||
| Box::new( | ||
| move |mutable: &mut _MutableArrayData, | ||
| index: usize, | ||
| start: usize, | ||
| len: usize| { | ||
| // extends type_ids | ||
| mutable | ||
| .buffer1 | ||
| .extend_from_slice(&type_ids[start..start + len]); | ||
| // extends offsets | ||
| mutable | ||
| .buffer2 | ||
| .extend_from_slice(&offsets[start..start + len]); | ||
|
|
||
| (start..start + len).for_each(|i| { | ||
| let type_id = type_ids[i] as usize; | ||
| let offset_start = offsets[start] as usize; | ||
|
|
||
| mutable.child_data[type_id].extend( | ||
| index, | ||
| offset_start, | ||
| offset_start + 1, | ||
| ) | ||
| }) | ||
| }, | ||
| ) | ||
| } else { | ||
| Box::new( | ||
| move |mutable: &mut _MutableArrayData, | ||
| index: usize, | ||
| start: usize, | ||
| len: usize| { | ||
| // extends type_ids | ||
| mutable | ||
| .buffer1 | ||
| .extend_from_slice(&type_ids[start..start + len]); | ||
| // extends offsets | ||
| mutable | ||
| .buffer2 | ||
| .extend_from_slice(&offsets[start..start + len]); | ||
|
|
||
| (start..start + len).for_each(|i| { | ||
| let type_id = type_ids[i] as usize; | ||
| let offset_start = offsets[start] as usize; | ||
|
|
||
| if array.is_valid(i) { | ||
| mutable.child_data[type_id].extend( | ||
| index, | ||
| offset_start, | ||
| offset_start + 1, | ||
| ) | ||
| } else { | ||
| mutable.child_data[type_id].extend_nulls(1) | ||
| } | ||
| }) | ||
| }, | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| pub(super) fn extend_nulls_dense(mutable: &mut _MutableArrayData, len: usize) { | ||
| let mut count: usize = 0; | ||
| let num = len / mutable.child_data.len(); | ||
| mutable | ||
| .child_data | ||
| .iter_mut() | ||
| .enumerate() | ||
| .for_each(|(idx, child)| { | ||
| let n = if count + num > len { len - count } else { num }; | ||
| count += n; | ||
| mutable | ||
| .buffer1 | ||
| .extend_from_slice(vec![idx as i8; n].as_slice()); | ||
| mutable | ||
| .buffer2 | ||
| .extend_from_slice(vec![child.len() as i32; n].as_slice()); | ||
| child.extend_nulls(n) | ||
| }) | ||
| } | ||
|
|
||
| pub(super) fn extend_nulls_sparse(mutable: &mut _MutableArrayData, len: usize) { | ||
| mutable | ||
| .child_data | ||
| .iter_mut() | ||
| .for_each(|child| child.extend_nulls(len)) | ||
| } |
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