A class to store unsigned 64-bit integer values. More...
#include <colValues.h>
Inheritance diagram for ibis::colUBytes:
Public Member Functions | |
| virtual void | bottomk (uint32_t k, array_t< uint32_t > &ind) const |
Return the positions of the k smallest elements. | |
| colUBytes (const ibis::column *c, const ibis::bitvector &hits) | |
| colUBytes (const ibis::column *c, ibis::fileManager::storage *store, const uint32_t start, const uint32_t nelm) | |
| colUBytes (const ibis::column *c) | |
| virtual uint32_t | elementSize () const |
| virtual bool | empty () const |
| virtual void | erase (uint32_t i, uint32_t j) |
| virtual void * | getArray () const |
| Return the pointer to the pointer to underlying array_t<T> object. | |
| virtual double | getDouble (uint32_t i) const |
| virtual float | getFloat (uint32_t i) const |
| virtual int32_t | getInt (uint32_t i) const |
| virtual int64_t | getLong (uint32_t i) const |
| virtual double | getMax () const |
| virtual double | getMin () const |
| virtual double | getSum () const |
| virtual ibis::TYPE_T | getType () const |
| Return the type of the data stored. | |
| virtual uint32_t | getUInt (uint32_t i) const |
| virtual uint64_t | getULong (uint32_t i) const |
| virtual void | nosharing () |
| Make sure the content of the underlying storage is not shared. | |
| virtual void | reduce (const array_t< uint32_t > &starts) |
| Remove the duplicate elements according to the array starts. | |
| virtual void | reduce (const array_t< uint32_t > &starts, ibis::selectClause::AGREGADO func) |
| Remove the duplicate elements according to the array starts. | |
| virtual void | reorder (const array_t< uint32_t > &ind) |
| Reorder the values according to the specified indices. | |
| virtual array_t< uint32_t > * | segment (const array_t< uint32_t > *old=0) const |
| Produce an array of the starting positions of values that are the same. | |
| virtual uint32_t | size () const |
| virtual void | sort (uint32_t i, uint32_t j, bundle *bdl) |
Sort rows in the range [i, j). | |
| virtual void | sort (uint32_t i, uint32_t j, bundle *bdl, colList::iterator head, colList::iterator tail) |
Sort rows in the range [i, j). | |
| virtual void | sort (uint32_t i, uint32_t j, array_t< uint32_t > &neworder) const |
Sort rows in the range [i, j). | |
| virtual void | swap (uint32_t i, uint32_t j) |
| void | swap (colUBytes &rhs) |
| virtual void | topk (uint32_t k, array_t< uint32_t > &ind) const |
Return the positions of the k largest elements. | |
| virtual long | truncate (uint32_t keep) |
Truncate the number element to no more than keep. | |
| virtual long | truncate (uint32_t keep, uint32_t start) |
Truncate the number element to no more than keep. | |
| virtual long | write (FILE *fptr) const |
| Write out whole array as binary. | |
| virtual void | write (std::ostream &out, uint32_t i) const |
| Write ith element as text. | |
Detailed Description
A class to store unsigned 64-bit integer values.
Member Function Documentation
| virtual void ibis::colUBytes::reorder | ( | const array_t< uint32_t > & | ind | ) | [inline, virtual] |
Reorder the values according to the specified indices.
New[i] = Old[ind[i]].
Implements ibis::colValues.
References ibis::util::reorder().
| ibis::array_t< uint32_t > * ibis::colUBytes::segment | ( | const array_t< uint32_t > * | old = 0 | ) | const [virtual] |
Produce an array of the starting positions of values that are the same.
Implements ibis::colValues.
References ibis::array_t< T >::push_back(), and ibis::array_t< T >::size().
| virtual void ibis::colUBytes::sort | ( | uint32_t | i, |
| uint32_t | j, | ||
| bundle * | bdl, | ||
| colList::iterator | head, | ||
| colList::iterator | tail | ||
| ) | [virtual] |
Sort rows in the range [i, j).
Also sort the columns between [head, tail).
Implements ibis::colValues.
| void ibis::colUBytes::sort | ( | uint32_t | i, |
| uint32_t | j, | ||
| array_t< uint32_t > & | neworder | ||
| ) | const [virtual] |
Sort rows in the range [i, j).
Output the new order in array neworder.
Implements ibis::colValues.
References ibis::array_t< T >::clear(), ibis::array_t< T >::push_back(), and ibis::array_t< T >::reserve().
The documentation for this class was generated from the following files:
- colValues.h
- colValues.cpp
