Remove deprecated types and APIs

cpp/include/cudf/io/parquet.hpp

@@ -1599,14 +1599,6 @@ class chunked_parquet_writer {
   std::unique_ptr<parquet::detail::writer> writer;
 };
 
-/**
- * @brief Deprecated type alias for the `chunked_parquet_writer`
- *
- * @deprecated Use chunked_parquet_writer instead. This alias will be removed in a future release.
- */
-using parquet_chunked_writer [[deprecated("Use chunked_parquet_writer instead")]] =
-  chunked_parquet_writer;
-
 /** @} */  // end of group
 
 }  // namespace io

cpp/include/cudf/null_mask.hpp

@@ -101,30 +101,6 @@ void set_null_mask(bitmask_type* bitmask,
                    bool valid,
                    rmm::cuda_stream_view stream = cudf::get_default_stream());
 
-/**
- * @brief Sets a vector of non-overlapping pre-allocated bitmask buffers to given states in the
- * corresponding non-aliasing ranges in bulk
- *
- * Sets bit ranges `[begin_bit, end_bit)` of given bitmasks to specified valid states. The bitmask
- * bit ranges must be non-overlapping and non-aliasing. i.e., attempting to concurrently set bits
- * within the same physical word across bitmasks will result in undefined behavior. This utility is
- * optimized for bulk operation on 16 or more bitmasks sized 2^24 bits or less.
- *
- * @deprecated in 25.08 and to be removed in a future release. Use `cudf::set_null_masks_unsafe`
- * instead.
- *
- * @param bitmasks Pointers to bitmasks (e.g. returned by `column_view::null_mask()`)
- * @param begin_bits Indices of the first bits to set (inclusive)
- * @param end_bits Indices of the last bits to set (exclusive)
- * @param valids Booleans indicating if the corresponding bitmasks should be set to valid or null
- * @param stream CUDA stream used for device memory operations and kernel launches
- */
-[[deprecated]] void set_null_masks(cudf::host_span<bitmask_type*> bitmasks,
-                                   cudf::host_span<size_type const> begin_bits,
-                                   cudf::host_span<size_type const> end_bits,
-                                   cudf::host_span<bool const> valids,
-                                   rmm::cuda_stream_view stream = cudf::get_default_stream());
-
 /**
  * @brief Sets a vector of non-overlapping pre-allocated bitmask buffers to given states in the
  * corresponding ranges in bulk

cpp/src/bitmask/null_mask.cu

@@ -298,17 +298,6 @@ void set_null_mask(bitmask_type* bitmask,
   return detail::set_null_mask(bitmask, begin_bit, end_bit, valid, stream);
 }
 
-// Deprecated: Bulk set pre-allocated null masks to corresponding valid state without handling
-// intra-word aliasing in the corresponding bit ranges
-void set_null_masks(cudf::host_span<bitmask_type*> bitmasks,
-                    cudf::host_span<size_type const> begin_bits,
-                    cudf::host_span<size_type const> end_bits,
-                    cudf::host_span<bool const> valids,
-                    rmm::cuda_stream_view stream)
-{
-  return set_null_masks_unsafe(bitmasks, begin_bits, end_bits, valids, stream);
-}
-
 // Bulk set pre-allocated null masks to corresponding valid state safely handling intra-word
 // aliasing in the corresponding bit ranges
 void set_null_masks_safe(cudf::host_span<bitmask_type*> bitmasks,