bool AbstractTable::contentEquals(const hyrise::storage::c_atable_ptr_t& other) const {
if (size() != other->size()) {
return false;
}
if (columnCount() != other->columnCount()) {
return false;
}
for (size_t column = 0; column < columnCount(); column++) {
auto md = metadataAt(column);
auto md2 = other->metadataAt(column);
if (md->getType() != md2->getType()) {
return false;
}
if (md->getName() != md2->getName()) {
return false;
}
for (size_t row = 0; row < size(); row++) {
bool valueEqual = false;
switch (md->getType()) {
case IntegerType:
valueEqual = getValue<hyrise_int_t>(column, row) == other->getValue<hyrise_int_t>(column,
row);
break;
case FloatType:
valueEqual = getValue<hyrise_float_t>(column, row) == other->getValue<hyrise_float_t>(column, row);
break;
case StringType:
valueEqual = getValue<std::string>(column, row).compare(other->getValue<std::string>(column, row)) == 0;
break;
default:
break;
}
if (!valueEqual) {
return false;
}
}
}
return true;
}
::testing::AssertionResult AssertTableContentEquals(const char *left_exp,
const char *right_exp,
const hyrise::storage::c_atable_ptr_t left,
const hyrise::storage::c_atable_ptr_t right) {
if (left->contentEquals(right)) {
return ::testing::AssertionSuccess();
}
std::stringstream buf;
PrettyPrinter::print(left.get(), buf, left_exp);
PrettyPrinter::print(right.get(), buf, right_exp);
return ::testing::AssertionFailure() << buf.str()
<< "The content of " << left_exp << " does not equal the content of " << right_exp;
}
hyrise::storage::c_atable_ptr_t sortTable(hyrise::storage::c_atable_ptr_t table){
size_t c = table->columnCount();
for(size_t f = 0; f < c; f++){
hyrise::access::SortScan so;
so.addInput(table);
so.setSortField(f);
table = so.execute()->getResultTable();
}
return table;
}
void AbstractTable::copyRowFrom(const hyrise::storage::c_atable_ptr_t& source, const size_t src_row, const size_t dst_row, const bool copy_values, const bool use_memcpy) {
if (copy_values) {
for (size_t column = 0; column < source->columnCount(); column++) {
copyValueFrom(source, column, src_row, column, dst_row);
}
} else {
if (use_memcpy) {
// Use slices & memcpy
// Assumes destination (this) is single row container
assert(sliceCount() == 1);
// this only gets the dest pointer, nothing else
value_id_t *dst = (value_id_t *) atSlice(0, dst_row);
size_t inc_width = 0, width = 0;
for (size_t slice = 0; slice < source->sliceCount(); slice++) {
// gets pointer to container at the row
value_id_t *src = (value_id_t *) source->atSlice(slice, src_row);
// slice width tells us how much memory we can copy
width = source->getSliceWidth(slice);
memcpy((char *)(dst) + inc_width, src, width);
inc_width += width;
}
} else {
// Copy single values
for (size_t column = 0; column < source->columnCount(); column++) {
setValueId(column, dst_row, source->getValueId(column, src_row));
}
}
}
}
void AbstractTable::copyValueFrom(const hyrise::storage::c_atable_ptr_t& source, const size_t src_col, const ValueId vid, const size_t dst_col, const size_t dst_row) {
switch (source->typeOfColumn(src_col)) {
case IntegerType:
setValue<hyrise_int_t>(dst_col, dst_row, source->getValueForValueId<hyrise_int_t>(src_col, vid));
break;
case FloatType:
setValue<hyrise_float_t>(dst_col, dst_row, source->getValueForValueId<hyrise_float_t>(src_col, vid));
break;
case StringType:
setValue<hyrise_string_t>(dst_col, dst_row, source->getValueForValueId<hyrise_string_t>(src_col, vid));
break;
default:
break;
}
}
result operator()() {
auto dict = std::dynamic_pointer_cast<OrderPreservingDictionary<R>>(_main->dictionaryAt(_column));
std::set<R> data;
// Build unified dictionary
size_t deltaSize = _delta->size();
for(size_t i=0; i < deltaSize; ++i) {
data.insert(_delta->getValue<R>(_column, i));
}
size_t dictSize = dict->size();
for(size_t i=0; i < dictSize; ++i)
data.insert(dict->getValueForValueId(i));
// Build mapping table for old dictionary
auto start = data.cbegin();
auto end = data.cend();
size_t mapped = 0;
std::vector<value_id_t> mapping;
for(size_t i=0; i < dictSize; ++i) {
auto val = dict->getValueForValueId(i);
// Skip until we are equal
while(start != end && *start != val) {
++mapped; ++start;
}
if (start != end)
++start;
mapping.push_back(mapped++);
}
auto resultDict = std::make_shared<OrderPreservingDictionary<R>>(data.size());
for(auto e : data)
resultDict->addValue(e);
result r = {std::move(mapping), std::move(resultDict)};
return r;
}
size_t hash_value(const hyrise::storage::c_atable_ptr_t &source, const size_t &f, const ValueId &vid) {
hyrise::storage::hash_functor<size_t> fun(source.get(), f, vid);
hyrise::storage::type_switch<hyrise_basic_types> ts;
return ts(source->typeOfColumn(f), fun);
}
