convert_floats.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 {
49 std::unique_ptr<column> to_floats(
50  strings_column_view const& strings,
51  data_type output_type,
52  rmm::cuda_stream_view stream = cudf::get_default_stream(),
53  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
54 
73 std::unique_ptr<column> from_floats(
74  column_view const& floats,
75  rmm::cuda_stream_view stream = cudf::get_default_stream(),
76  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
77 
99 std::unique_ptr<column> is_float(
100  strings_column_view const& input,
101  rmm::cuda_stream_view stream = cudf::get_default_stream(),
102  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
103  // end of doxygen group
105 } // namespace strings
106 } // 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 > is_float(strings_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 boolean column identifying strings in which all characters are valid for conversion to floa...
std::unique_ptr< column > from_floats(column_view const &floats, 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 float values from the provided column into strings.
std::unique_ptr< column > to_floats(strings_column_view const &strings, 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 numeric column by parsing float values from each string in the provided strings column.
cuDF interfaces
Definition: aggregation.hpp:34
Class definition for cudf::strings_column_view.