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::copyRowFrom(const 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 {
// Copy single values
for (size_t column = 0; column < source->columnCount(); column++) {
setValueId(column, dst_row, source->getValueId(column, src_row));
}
}
}
