Function toLower

extensions/sql/data/Utils.cpp:32–40

namespace utils {

std::string toLower(const std::string& str) {
  std::string ret;

  // (int(*)(int))std::tolower - to avoid compilation error 'no matching overloaded function found'. 
  // It is described in https://stackoverflow.com/questions/5539249/why-cant-transforms-begin-s-end-s-begin-tolower-be-complied-successfu.
  std::transform(str.begin(), str.end(), std::back_inserter(ret), (int(*)(int))std::tolower);

  return ret;
}

std::vector<std::string> inputStringToList(const std::string& str) {
  std::vector<std::string> ret;