dataset::reader

template<typename DS>
class reader : public queryosity::dataset::source

Custom dataset reader.

Public Functions

template<typename Val>
std::unique_ptr<queryosity::column::reader<Val>> read(unsigned int slot, const std::string &name)

Read a column.

Template Parameters:

Val – Column value type.

Parameters:

• slot – Thread slot number.

• name – Column name.

Returns:

Column implementation.