#ifndef QUERY_H_7CC5284C #define QUERY_H_7CC5284C #include #include #include #include #include #include "statement.h" #include "order.h" namespace verbly { class database_error : public std::logic_error { public: database_error( std::string msg, std::string sqlMsg) : std::logic_error(msg + " (" + sqlMsg + ")") { } }; template class query { public: query( const database& db, hatkirby::database& ppdb, filter queryFilter, order sortOrder, int limit) : db_(db), ppdb_(ppdb) { if ((sortOrder.getType() == order::type::field) && (sortOrder.getSortField().getObject() != Object::objectType)) { throw std::invalid_argument( "Can only sort query by a field in the result table"); } statement stmt(Object::objectType, std::move(queryFilter)); queryString_ = stmt.getQueryString(Object::select, std::move(sortOrder), limit); bindings_ = stmt.getBindings(); } std::vector all() const { std::vector rows = ppdb_.queryAll(queryString_, bindings_); std::vector result; for (hatkirby::row& r : rows) { result.emplace_back(db_, std::move(r)); } return result; } Object first() const { return { db_, ppdb_.queryFirst(queryString_, bindings_) }; } private: const database& db_; hatkirby::database& ppdb_; std::string queryString_; std::list bindings_; }; }; #endif /* end of include guard: QUERY_H_7CC5284C */ 6764793a1441'>diff stats
path: root/generator/lemma.cpp
blob: e66b1537ebac44a16a4fa97a49b1cc6dadeafb5b (plain) (blame) 
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