How to use in VS2017 #1472
Description
`
int main(){
auto storage = sqlite_orm::make_storage("");
storage.sync_schema();
auto now = storage.select(sqlite_orm::datetime("now", "localtime")).front();
std::cout << "now" << now;
return 0;
}
`
this code report a link error,
error LNK2019: 无法解析的外部符号 "class std::tuple<struct sqlite_orm::internal::streaming<5> const &,class std::vector<class std::basic_string<char,struct std::char_traits,class std::allocator >,class std::allocator<class std::basic_string<char,struct std::char_traits,class std::allocator > > > const &> __cdecl std::forward_as_tuple<struct sqlite_orm::internal::streaming<5> const &,class std::vector<class std::basic_string<char,struct std::char_traits,class std::allocator >,class std::allocator<class std::basic_string<char,struct std::char_traits,class std::allocator > > > const &>(struct sqlite_orm::internal::streaming<5> const &,class std::vector<class std::basic_string<char,struct std::char_traits,class std::allocator >,class std::allocator<class std::basic_string<char,struct std::char_traits,class std::allocator > > > const &)" (??$forward_as_tuple@AEBU?$streaming@$04@internal@sqlite_orm@@aebv?$vector@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@v?$allocator@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@@2@@std@@@std@@ya?AV?$tuple@AEBU?$streaming@$04@internal@sqlite_orm@@aebv?$vector@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@v?$allocator@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@@2@@std@@@0@AEBU?$streaming@$04@internal@sqlite_orm@@aebv?$vector@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@v?$allocator@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@@2@@0@@z)，该符号在函数 "public: __cdecl sqlite_orm::internal::streaming<5>::operator()<class std::vector<class std::basic_string<char,struct std::char_traits,class std::allocator >,class std::allocator<class std::basic_string<char,struct std::char_traits,class std::allocator > > > >(class std::vector<class std::basic_string<char,struct std::char_traits,class std::allocator >,class std::allocator<class std::basic_string<char,struct std::char_traits,class std::allocator > > > const &)const " (??$?RV?$vector@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@v?$allocator@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@@2@@std@@@?$streaming@$04@internal@sqlite_orm@@qeba@AEBV?$vector@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@v?$allocator@V?$basic_string@DU?$char_traits@D@std@@v?$allocator@D@2@@std@@@2@@std@@@z) 中被引用
why?