repeat_strings.hpp
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16 #pragma once
17 
18 #include <cudf/scalar/scalar.hpp>
20 
21 #include <rmm/mr/device/per_device_resource.hpp>
22 #include <rmm/resource_ref.hpp>
23 
24 namespace cudf {
25 namespace strings {
60 std::unique_ptr<string_scalar> repeat_string(
61  string_scalar const& input,
62  size_type repeat_times,
63  rmm::cuda_stream_view stream = cudf::get_default_stream(),
64  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
65 
91 std::unique_ptr<column> repeat_strings(
92  strings_column_view const& input,
93  size_type repeat_times,
94  rmm::cuda_stream_view stream = cudf::get_default_stream(),
95  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
96 
128 std::unique_ptr<column> repeat_strings(
129  strings_column_view const& input,
130  column_view const& repeat_times,
131  rmm::cuda_stream_view stream = cudf::get_default_stream(),
132  rmm::device_async_resource_ref mr = rmm::mr::get_current_device_resource());
133  // end of doxygen group
135 } // namespace strings
136 } // namespace cudf
A non-owning, immutable view of device data as a column of elements, some of which may be null as ind...
An owning class to represent a string in device memory.
Definition: scalar.hpp:430
Given a column-view of strings type, an instance of this class provides a wrapper on this compound co...
rmm::cuda_stream_view const get_default_stream()
Get the current default stream.
std::unique_ptr< column > repeat_strings(strings_column_view const &input, size_type repeat_times, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=rmm::mr::get_current_device_resource())
Repeat each string in the given strings column a given number of times.
std::unique_ptr< string_scalar > repeat_string(string_scalar const &input, size_type repeat_times, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=rmm::mr::get_current_device_resource())
Repeat the given string scalar a given number of times.
int32_t size_type
Row index type for columns and tables.
Definition: types.hpp:93
cuDF interfaces
Definition: aggregation.hpp:34
Class definitions for cudf::scalar.
Class definition for cudf::strings_column_view.