chore(promql): import parent items through crate paths

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

src/promql/src/histogram_eval/aggregate.rs

@@ -24,8 +24,8 @@ use datatypes::series::histogram::HistogramBatchBuilder;
 use datatypes::series::samples::{SampleRef, Samples, Series, SeriesFields, SeriesSchema};
 use datatypes::series::time::{GridRange, TimeAxis};
 
-use super::float_histogram::FloatHistogram;
-use super::grid_range;
+use crate::histogram_eval::float_histogram::FloatHistogram;
+use crate::histogram_eval::grid_range;
 
 /// A native histogram aggregation.
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]

src/promql/src/histogram_eval/float_histogram.rs

@@ -26,7 +26,7 @@ use datatypes::series::histogram::{
     BucketSideView, CounterResetHint, HistogramBatchBuilder, HistogramView,
 };
 
-use super::native::{CUSTOM_BUCKETS_SCHEMA, bound, kahan_inc};
+use crate::histogram_eval::native::{CUSTOM_BUCKETS_SCHEMA, bound, kahan_inc};
 
 type Buckets = Vec<(i32, f64)>;
 

src/promql/src/histogram_eval/native.rs

@@ -18,7 +18,7 @@
 use datafusion::error::{DataFusionError, Result};
 use datatypes::series::histogram::{BucketSideView, HistogramView};
 
-use super::bounds::EXPONENTIAL_BOUNDS;
+use crate::histogram_eval::bounds::EXPONENTIAL_BOUNDS;
 
 pub(super) const CUSTOM_BUCKETS_SCHEMA: i32 = -53;
 

src/promql/src/range_eval/function.rs

@@ -18,8 +18,8 @@
 //! operation order. Arithmetic that GreptimeDB's range UDFs compute the same way is shared with
 //! them.
 
-use super::{FloatWindow, WindowKernel};
 use crate::functions::{EdgeKind, add_counter_resets, count_edges, extremum, instant_delta};
+use crate::range_eval::{FloatWindow, WindowKernel};
 
 /// A PromQL range-vector function over float samples.
 #[derive(Clone, Copy, Debug, PartialEq)]