improve module comments

apache · Feb 1, 2024 · 1edf4f0 · 1edf4f0
1 parent fa9bc83
commit 1edf4f0
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/datafusion/physical-expr/src/aggregate/count_distinct/native.rs b/datafusion/physical-expr/src/aggregate/count_distinct/native.rs
@@ -15,6 +15,11 @@
 // specific language governing permissions and limitations
 // under the License.
 
+//! Specialized implementation of `COUNT DISTINCT` for "Native" arrays such as
+//! [`Int64Array`] and [`Float64Array`]
+//!
+//! [`Int64Array`]: arrow::array::Int64Array
+//! [`Float64Array`]: arrow::array::Float64Array
 use std::cmp::Eq;
 use std::collections::HashSet;
 use std::fmt::Debug;

diff --git a/datafusion/physical-expr/src/aggregate/count_distinct/strings.rs b/datafusion/physical-expr/src/aggregate/count_distinct/strings.rs
@@ -15,7 +15,11 @@
 // specific language governing permissions and limitations
 // under the License.
 
-//! Specialized implementation of `COUNT DISTINCT` for `StringArray` and `LargeStringArray`
+//! Specialized implementation of `COUNT DISTINCT` for [`StringArray`]
+//! and [`LargeStringArray`]
+//!
+//! [`StringArray`]: arrow::array::StringArray
+//! [`LargeStringArray`]: arrow::array::LargeStringArray
 
 use ahash::RandomState;
 use arrow_array::cast::AsArray;