convert_fixed_point.hpp
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16 #pragma once
17 
18 #include <cudf/column/column.hpp>
20 
21 #include <rmm/mr/device/per_device_resource.hpp>
22 #include <rmm/resource_ref.hpp>
23 
24 namespace cudf {
25 namespace strings {
63 std::unique_ptr<column> to_fixed_point(
64  strings_column_view const& input,
65  data_type output_type,
66  rmm::cuda_stream_view stream = cudf::get_default_stream(),
67  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
68 
94 std::unique_ptr<column> from_fixed_point(
95  column_view const& input,
96  rmm::cuda_stream_view stream = cudf::get_default_stream(),
97  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
98 
125 std::unique_ptr<column> is_fixed_point(
126  strings_column_view const& input,
127  data_type decimal_type = data_type{type_id::DECIMAL64},
128  rmm::cuda_stream_view stream = cudf::get_default_stream(),
129  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
130  // end of doxygen group
132 } // namespace strings
133 } // namespace cudf
A non-owning, immutable view of device data as a column of elements, some of which may be null as ind...
Indicator for the logical data type of an element in a column.
Definition: types.hpp:241
Given a column-view of strings type, an instance of this class provides a wrapper on this compound co...
Class definition for cudf::column.
rmm::cuda_stream_view const get_default_stream()
Get the current default stream.
std::unique_ptr< column > from_fixed_point(column_view const &input, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=rmm::mr::get_current_device_resource())
Returns a new strings column converting the fixed-point values into a strings column.
std::unique_ptr< column > to_fixed_point(strings_column_view const &input, data_type output_type, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=rmm::mr::get_current_device_resource())
Returns a new fixed-point column parsing decimal values from the provided strings column.
std::unique_ptr< column > is_fixed_point(strings_column_view const &input, data_type decimal_type=data_type{type_id::DECIMAL64}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=rmm::mr::get_current_device_resource())
Returns a boolean column identifying strings in which all characters are valid for conversion to fixe...
@ DECIMAL64
Fixed-point type with int64_t.
cuDF interfaces
Definition: aggregation.hpp:34
Class definition for cudf::strings_column_view.