diff --git a/src/common/base/src/lib.rs b/src/common/base/src/lib.rs
index 790a43c49dd0d..b66ab4a8eecde 100644
--- a/src/common/base/src/lib.rs
+++ b/src/common/base/src/lib.rs
@@ -35,7 +35,6 @@ pub mod http_client;
 pub mod mem_allocator;
 pub mod rangemap;
 pub mod runtime;
-pub mod slice_ext;
 pub mod vec_ext;
 pub mod version;
 
diff --git a/src/common/base/src/slice_ext.rs b/src/common/base/src/slice_ext.rs
deleted file mode 100644
index a2ff8e30cea22..0000000000000
--- a/src/common/base/src/slice_ext.rs
+++ /dev/null
@@ -1,62 +0,0 @@
-// Copyright 2021 Datafuse Labs
-//
-// Licensed 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 std::slice::SliceIndex;
-
-pub trait GetSaferUnchecked<T> {
-    /// # Safety
-    ///
-    /// Calling this method with an out-of-bounds index is *[undefined behavior]*
-    /// even if the resulting reference is not used.
-    unsafe fn get_unchecked_release<I>(&self, index: I) -> &<I as SliceIndex<[T]>>::Output
-    where I: SliceIndex<[T]>;
-
-    /// # Safety
-    ///
-    /// Calling this method with an out-of-bounds index is *[undefined behavior]*
-    /// even if the resulting reference is not used.
-    unsafe fn get_unchecked_release_mut<I>(
-        &mut self,
-        index: I,
-    ) -> &mut <I as SliceIndex<[T]>>::Output
-    where
-        I: SliceIndex<[T]>;
-}
-
-impl<T> GetSaferUnchecked<T> for [T] {
-    #[inline(always)]
-    unsafe fn get_unchecked_release<I>(&self, index: I) -> &<I as SliceIndex<[T]>>::Output
-    where I: SliceIndex<[T]> {
-        if cfg!(debug_assertions) {
-            &self[index]
-        } else {
-            unsafe { self.get_unchecked(index) }
-        }
-    }
-
-    #[inline(always)]
-    unsafe fn get_unchecked_release_mut<I>(
-        &mut self,
-        index: I,
-    ) -> &mut <I as SliceIndex<[T]>>::Output
-    where
-        I: SliceIndex<[T]>,
-    {
-        if cfg!(debug_assertions) {
-            &mut self[index]
-        } else {
-            unsafe { self.get_unchecked_mut(index) }
-        }
-    }
-}
diff --git a/src/query/expression/src/kernels/take.rs b/src/query/expression/src/kernels/take.rs
index f4957a1c19f3e..e142be5b4140a 100644
--- a/src/query/expression/src/kernels/take.rs
+++ b/src/query/expression/src/kernels/take.rs
@@ -19,7 +19,6 @@ use databend_common_arrow::arrow::array::Array;
 use databend_common_arrow::arrow::array::Utf8ViewArray;
 use databend_common_arrow::arrow::bitmap::Bitmap;
 use databend_common_arrow::arrow::buffer::Buffer;
-use databend_common_base::slice_ext::GetSaferUnchecked;
 use databend_common_exception::Result;
 use string::StringColumnBuilder;
 
@@ -258,7 +257,7 @@ where I: databend_common_arrow::arrow::types::Index
         let result: Vec<T> = self
             .indices
             .iter()
-            .map(|index| unsafe { *col.get_unchecked_release(index.to_usize()) })
+            .map(|index| unsafe { *col.get_unchecked(index.to_usize()) })
             .collect();
         result.into()
     }
diff --git a/src/query/expression/src/types/string.rs b/src/query/expression/src/types/string.rs
index bc06218b358fa..185e2a991fbcd 100644
--- a/src/query/expression/src/types/string.rs
+++ b/src/query/expression/src/types/string.rs
@@ -18,7 +18,6 @@ use std::ops::Range;
 use databend_common_arrow::arrow::array::MutableBinaryViewArray;
 use databend_common_arrow::arrow::array::Utf8ViewArray;
 use databend_common_arrow::arrow::trusted_len::TrustedLen;
-use databend_common_base::slice_ext::GetSaferUnchecked;
 use databend_common_exception::ErrorCode;
 use databend_common_exception::Result;
 
@@ -293,8 +292,8 @@ impl StringColumn {
     }
 
     pub fn compare(col_i: &Self, i: usize, col_j: &Self, j: usize) -> Ordering {
-        let view_i = unsafe { col_i.data.views().as_slice().get_unchecked_release(i) };
-        let view_j = unsafe { col_j.data.views().as_slice().get_unchecked_release(j) };
+        let view_i = unsafe { col_i.data.views().as_slice().get_unchecked(i) };
+        let view_j = unsafe { col_j.data.views().as_slice().get_unchecked(j) };
 
         if view_i.prefix == view_j.prefix {
             unsafe {
@@ -311,7 +310,7 @@ impl StringColumn {
     }
 
     pub fn compare_str(col: &Self, i: usize, value: &str) -> Ordering {
-        let view = unsafe { col.data.views().as_slice().get_unchecked_release(i) };
+        let view = unsafe { col.data.views().as_slice().get_unchecked(i) };
         let prefix = load_prefix(value.as_bytes());
 
         if view.prefix == prefix {