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Added run and prepare to noop, allowing void custom queries
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@ -96,19 +96,20 @@ namespace sqlpp
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template<typename... Parts>
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template<typename... Parts>
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auto custom_query(Parts... parts)
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auto custom_query(Parts... parts)
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-> custom_query_t<void, Parts...>
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-> custom_query_t<void, wrap_operand_t<Parts>...>
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{
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{
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static_assert(sizeof...(Parts) > 0, "custom query requires at least one argument");
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static_assert(sizeof...(Parts) > 0, "custom query requires at least one argument");
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return custom_query_t<void, Parts...>(parts...);
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return custom_query_t<void, wrap_operand_t<Parts>...>(parts...);
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}
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}
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template<typename Database, typename... Parts>
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template<typename Database, typename... Parts>
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auto dynamic_custom_query(const Database&, Parts...)
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auto dynamic_custom_query(const Database&, Parts... parts)
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-> custom_query_t<Database, Parts...>
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-> custom_query_t<Database, wrap_operand_t<Parts>...>
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{
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{
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static_assert(sizeof...(Parts) > 0, "custom query requires at least one query argument");
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static_assert(sizeof...(Parts) > 0, "custom query requires at least one query argument");
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static_assert(std::is_base_of<connection, Database>::value, "Invalid database parameter");
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static_assert(std::is_base_of<connection, Database>::value, "Invalid database parameter");
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return { };
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return custom_query_t<Database, wrap_operand_t<Parts>...>(parts...);
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}
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}
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}
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}
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#endif
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#endif
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@ -30,6 +30,7 @@
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#include <type_traits>
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#include <type_traits>
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#include <sqlpp11/no_value.h>
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#include <sqlpp11/no_value.h>
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#include <sqlpp11/serializer.h>
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#include <sqlpp11/serializer.h>
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#include <sqlpp11/prepared_execute.h>
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namespace sqlpp
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namespace sqlpp
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{
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{
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@ -42,7 +43,52 @@ namespace sqlpp
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template<typename Statement>
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template<typename Statement>
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struct _result_methods_t
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struct _result_methods_t
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{};
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{
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using _statement_t = Statement;
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const _statement_t& _get_statement() const
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{
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return static_cast<const _statement_t&>(*this);
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}
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// Execute
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template<typename Db, typename Composite>
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auto _run(Db& db, const Composite& composite) const -> void
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{
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Composite::_check_consistency();
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static_assert(_statement_t::_get_static_no_of_parameters() == 0, "cannot run execute directly with parameters, use prepare instead");
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return db.execute(composite);
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}
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template<typename Db>
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auto _run(Db& db) const -> void
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{
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_statement_t::_check_consistency();
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static_assert(_statement_t::_get_static_no_of_parameters() == 0, "cannot run insert directly with parameters, use prepare instead");
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return db.execute(_get_statement());
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}
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// Prepare
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template<typename Db, typename Composite>
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auto _prepare(Db& db, const Composite& composite) const
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-> prepared_execute_t<Db, Composite>
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{
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Composite::_check_consistency();
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return {{}, db.prepare_execute(composite)};
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}
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template<typename Db>
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auto _prepare(Db& db) const
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-> prepared_execute_t<Db, _statement_t>
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{
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_statement_t::_check_consistency();
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return {{}, db.prepare_execute(_get_statement())};
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}
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};
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};
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};
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template<typename Context>
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template<typename Context>
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58
include/sqlpp11/prepared_execute.h
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58
include/sqlpp11/prepared_execute.h
Normal file
@ -0,0 +1,58 @@
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/*
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* Copyright (c) 2013-2014, Roland Bock
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SQLPP_PREPARED_EXECUTE_H
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#define SQLPP_PREPARED_EXECUTE_H
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#include <sqlpp11/parameter_list.h>
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#include <sqlpp11/result.h>
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namespace sqlpp
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{
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template<typename Db, typename Statement>
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struct prepared_execute_t
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{
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using _parameter_list_t = make_parameter_list_t<Statement>;
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using _prepared_statement_t = typename Db::_prepared_statement_t;
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auto _run(Db& db) const
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-> size_t
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{
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return db.run_prepared_execute(*this);
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}
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void _bind_params() const
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{
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params._bind(_prepared_statement);
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}
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_parameter_list_t params;
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mutable _prepared_statement_t _prepared_statement;
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};
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}
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#endif
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@ -27,6 +27,7 @@
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#ifndef SQLPP_VERBATIM_H
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#ifndef SQLPP_VERBATIM_H
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#define SQLPP_VERBATIM_H
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#define SQLPP_VERBATIM_H
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#include <sqlpp11/no_value.h>
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#include <sqlpp11/type_traits.h>
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#include <sqlpp11/type_traits.h>
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#include <sqlpp11/serialize.h>
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#include <sqlpp11/serialize.h>
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@ -71,6 +72,11 @@ namespace sqlpp
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return { s };
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return { s };
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}
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}
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auto verbatim(std::string s) -> verbatim_t<no_value_t>
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{
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return { s };
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}
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}
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}
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#endif
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#endif
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@ -37,10 +37,15 @@ int main()
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test::TabFoo f;
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test::TabFoo f;
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test::TabBar t;
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test::TabBar t;
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auto c = custom_query(select(all_of(t)).from(t));
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auto c = custom_query(select(all_of(t)).from(t), sqlpp::verbatim("INTO"), t);
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std::cerr << serialize(c, printer).str() << std::endl;
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db(c);
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db(c);
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auto p = db.prepare(custom_query(select(all_of(t)).from(t).where(t.alpha > sqlpp::parameter(t.alpha))));
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auto p = db.prepare(custom_query(select(all_of(t)).from(t).where(t.alpha > sqlpp::parameter(t.alpha))));
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printer.reset();
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auto x = custom_query(sqlpp::verbatim<sqlpp::boolean>("PRAGMA writeable_schema") == true);
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std::cerr << serialize(x, printer).str() << std::endl;
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return 0;
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return 0;
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}
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}
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