TableFunctions.hpp File Reference

#include "../../QueryEngine/OmniSciTypes.h"
#include "../../Shared/funcannotations.h"
#include "TableFunctionsTesting.hpp"
#include "MLFunctions.hpp"

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Functions
EXTENSION_NOINLINE int32_t	row_copier (const Column< double > &input_col, int copy_multiplier, Column< double > &output_col)
EXTENSION_NOINLINE int32_t	row_adder (const int copy_multiplier, const Column< double > &input_col1, const Column< double > &input_col2, Column< double > &output_col)
EXTENSION_NOINLINE int32_t	row_addsub (const int copy_multiplier, const Column< double > &input_col1, const Column< double > &input_col2, Column< double > &output_col1, Column< double > &output_col2)
EXTENSION_NOINLINE int32_t	get_max_with_row_offset (const Column< int > &input_col, Column< int > &output_max_col, Column< int > &output_max_row_col)
EXTENSION_NOINLINE int32_t	column_list_get__cpu_ (const ColumnList< double > &col_list, const int index, const int m, Column< double > &col)
EXTENSION_NOINLINE int32_t	column_list_first_last (const ColumnList< double > &col_list, const int m, Column< double > &col1, Column< double > &col2)

Function Documentation

EXTENSION_NOINLINE int32_t column_list_first_last	(	const ColumnList< double > &	col_list,
		const int	m,
		Column< double > &	col1,
		Column< double > &	col2
	)

Definition at line 183 of file TableFunctions.hpp.

References ColumnList< T >::getLength(), and Column< T >::getSize().

                                                                        {
  col1 = col_list(0);
  col2 = col_list(col_list.getLength() - 1);
  return col1.getSize();
}

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EXTENSION_NOINLINE int32_t column_list_get__cpu_	(	const ColumnList< double > &	col_list,
		const int	index,
		const int	m,
		Column< double > &	col
	)

Definition at line 169 of file TableFunctions.hpp.

References Column< T >::getSize().

                                                                      {
  col = col_list(index);  // copy the data of col_list item to output column
  return col.getSize();
}

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EXTENSION_NOINLINE int32_t get_max_with_row_offset	(	const Column< int > &	input_col,
		Column< int > &	output_max_col,
		Column< int > &	output_max_row_col
	)

Definition at line 135 of file TableFunctions.hpp.

References Column< T >::getSize(), and i.

                                                                                    {
  if ((output_max_col.getSize() != 1) || output_max_row_col.getSize() != 1) {
    return -1;
  }
#ifdef __CUDACC__
  int32_t start = threadIdx.x + blockDim.x * blockIdx.x;
  int32_t stop = static_cast<int32_t>(input_col.getSize());
  int32_t step = blockDim.x * gridDim.x;
#else
  auto start = 0;
  auto stop = input_col.getSize();
  auto step = 1;
#endif

  int curr_max = -2147483648;
  int curr_max_row = -1;
  for (auto i = start; i < stop; i += step) {
    if (input_col[i] > curr_max) {
      curr_max = input_col[i];
      curr_max_row = i;
    }
  }
  output_max_col[0] = curr_max;
  output_max_row_col[0] = curr_max_row;
  return 1;
}

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EXTENSION_NOINLINE int32_t row_adder	(	const int	copy_multiplier,
		const Column< double > &	input_col1,
		const Column< double > &	input_col2,
		Column< double > &	output_col
	)

Definition at line 57 of file TableFunctions.hpp.

References Column< T >::getSize(), i, Column< T >::isNull(), and Column< T >::setNull().

                                                                 {
  int32_t output_row_count = copy_multiplier * input_col1.getSize();
  if (output_row_count > 100) {
    // Test failure propagation.
    return -1;
  }
  if (output_col.getSize() != output_row_count) {
    return -1;
  }

#ifdef __CUDACC__
  int32_t start = threadIdx.x + blockDim.x * blockIdx.x;
  int32_t stop = static_cast<int32_t>(input_col1.getSize());
  int32_t step = blockDim.x * gridDim.x;
#else
  auto start = 0;
  auto stop = input_col1.getSize();
  auto step = 1;
#endif
  auto stride = input_col1.getSize();
  for (auto i = start; i < stop; i += step) {
    for (int c = 0; c < copy_multiplier; c++) {
      if (input_col1.isNull(i) || input_col2.isNull(i)) {
        output_col.setNull(i + (c * stride));
      } else {
        output_col[i + (c * stride)] = input_col1[i] + input_col2[i];
      }
    }
  }

  return output_row_count;
}

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EXTENSION_NOINLINE int32_t row_addsub	(	const int	copy_multiplier,
		const Column< double > &	input_col1,
		const Column< double > &	input_col2,
		Column< double > &	output_col1,
		Column< double > &	output_col2
	)

Definition at line 98 of file TableFunctions.hpp.

References Column< T >::getSize(), and i.

                                                                   {
  int32_t output_row_count = copy_multiplier * input_col1.getSize();
  if (output_row_count > 100) {
    // Test failure propagation.
    return -1;
  }
  if ((output_col1.getSize() != output_row_count) ||
      (output_col2.getSize() != output_row_count)) {
    return -1;
  }

#ifdef __CUDACC__
  int32_t start = threadIdx.x + blockDim.x * blockIdx.x;
  int32_t stop = static_cast<int32_t>(input_col1.getSize());
  int32_t step = blockDim.x * gridDim.x;
#else
  auto start = 0;
  auto stop = input_col1.getSize();
  auto step = 1;
#endif
  auto stride = input_col1.getSize();
  for (auto i = start; i < stop; i += step) {
    for (int c = 0; c < copy_multiplier; c++) {
      output_col1[i + (c * stride)] = input_col1[i] + input_col2[i];
      output_col2[i + (c * stride)] = input_col1[i] - input_col2[i];
    }
  }
  return output_row_count;
}

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EXTENSION_NOINLINE int32_t row_copier	(	const Column< double > &	input_col,
		int	copy_multiplier,
		Column< double > &	output_col
	)

Definition at line 23 of file TableFunctions.hpp.

References Column< T >::getSize(), and i.

                                                                  {
  int32_t output_row_count = copy_multiplier * input_col.getSize();
  if (output_row_count > 100) {
    // Test failure propagation.
    return -1;
  }
  if (output_col.getSize() != output_row_count) {
    return -1;
  }

#ifdef __CUDACC__
  int32_t start = threadIdx.x + blockDim.x * blockIdx.x;
  int32_t stop = static_cast<int32_t>(input_col.getSize());
  int32_t step = blockDim.x * gridDim.x;
#else
  auto start = 0;
  auto stop = input_col.getSize();
  auto step = 1;
#endif

  for (auto i = start; i < stop; i += step) {
    for (int c = 0; c < copy_multiplier; c++) {
      output_col[i + (c * input_col.getSize())] = input_col[i];
    }
  }

  return output_row_count;
}

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