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Added a few examples

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rbock 2014-09-06 04:18:15 +02:00
parent 10fa8693cc
commit 9c048786fd
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1
CMakeLists.txt
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@ -42,6 +42,7 @@ file(GLOB_RECURSE sqlpp_headers ${include_dir}/*.h)
include_directories(${include_dir}) include_directories(${include_dir})
add_subdirectory(tests) add_subdirectory(tests)
add_subdirectory(test_constraints) add_subdirectory(test_constraints)
add_subdirectory(examples)
install(DIRECTORY "${PROJECT_SOURCE_DIR}/include/sqlpp11" DESTINATION include) install(DIRECTORY "${PROJECT_SOURCE_DIR}/include/sqlpp11" DESTINATION include)

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examples/CMakeLists.txt Normal file
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macro (build arg)
# Add headers to sources to enable file browsing in IDEs
include_directories("${CMAKE_BINARY_DIR}/tests")
add_executable("Sqlpp11Example${arg}" "${arg}.cpp" ${sqlpp_headers} "${CMAKE_SOURCE_DIR}/tests/MockDb.h" "${CMAKE_CURRENT_LIST_DIR}/Sample.h")
add_test("${arg}" "${arg}")
endmacro ()
#build(sample)
build(insert)
build(update)
build(remove)
build(select)
#find_package(PythonInterp REQUIRED)
#add_custom_command(
# OUTPUT ${CMAKE_CURRENT_LIST_DIR}/Sample.h
# COMMAND ${PYTHON_EXECUTABLE} ${CMAKE_SOURCE_DIR}/scripts/ddl2cpp ${CMAKE_CURRENT_LIST_DIR}/sample.sql Sample test
# DEPENDS ${CMAKE_CURRENT_LIST_DIR}/sample.sql
# )

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examples/Sample.h Normal file
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#ifndef TEST_SAMPLE_H
#define TEST_SAMPLE_H
#include <sqlpp11/table.h>
#include <sqlpp11/column_types.h>
namespace test
{
namespace TabPerson_
{
struct Id
{
struct _name_t
{
static constexpr const char* _get_name() { return "id"; }
template<typename T>
struct _member_t
{
T id;
T& operator()() { return id; }
const T& operator()() const { return id; }
};
};
using _traits = sqlpp::make_traits<sqlpp::integer, sqlpp::tag::must_not_insert, sqlpp::tag::must_not_update, sqlpp::tag::can_be_null>;
};
struct Name
{
struct _name_t
{
static constexpr const char* _get_name() { return "name"; }
template<typename T>
struct _member_t
{
T name;
T& operator()() { return name; }
const T& operator()() const { return name; }
};
};
using _traits = sqlpp::make_traits<sqlpp::varchar, sqlpp::tag::require_insert>;
};
struct Feature
{
struct _name_t
{
static constexpr const char* _get_name() { return "feature"; }
template<typename T>
struct _member_t
{
T feature;
T& operator()() { return feature; }
const T& operator()() const { return feature; }
};
};
using _traits = sqlpp::make_traits<sqlpp::integer, sqlpp::tag::require_insert>;
};
}
struct TabPerson: sqlpp::table_t<TabPerson,
TabPerson_::Id,
TabPerson_::Name,
TabPerson_::Feature>
{
struct _name_t
{
static constexpr const char* _get_name() { return "tab_person"; }
template<typename T>
struct _member_t
{
T tabPerson;
T& operator()() { return tabPerson; }
const T& operator()() const { return tabPerson; }
};
};
};
namespace TabFeature_
{
struct Id
{
struct _name_t
{
static constexpr const char* _get_name() { return "id"; }
template<typename T>
struct _member_t
{
T id;
T& operator()() { return id; }
const T& operator()() const { return id; }
};
};
using _traits = sqlpp::make_traits<sqlpp::integer, sqlpp::tag::must_not_insert, sqlpp::tag::must_not_update, sqlpp::tag::can_be_null>;
};
struct Name
{
struct _name_t
{
static constexpr const char* _get_name() { return "name"; }
template<typename T>
struct _member_t
{
T name;
T& operator()() { return name; }
const T& operator()() const { return name; }
};
};
using _traits = sqlpp::make_traits<sqlpp::varchar, sqlpp::tag::can_be_null>;
};
struct Fatal
{
struct _name_t
{
static constexpr const char* _get_name() { return "fatal"; }
template<typename T>
struct _member_t
{
T fatal;
T& operator()() { return fatal; }
const T& operator()() const { return fatal; }
};
};
using _traits = sqlpp::make_traits<sqlpp::boolean, sqlpp::tag::require_insert>;
};
}
struct TabFeature: sqlpp::table_t<TabFeature,
TabFeature_::Id,
TabFeature_::Name,
TabFeature_::Fatal>
{
struct _name_t
{
static constexpr const char* _get_name() { return "tab_feature"; }
template<typename T>
struct _member_t
{
T tabFeature;
T& operator()() { return tabFeature; }
const T& operator()() const { return tabFeature; }
};
};
};
}
#endif

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examples/TabSample.h Normal file
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/*
* Copyright (c) 2013-2014, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SQLPP_TAB_SAMPLE_H
#define SQLPP_TAB_SAMPLE_H
#include <sqlpp11/table_base.h>
#include <sqlpp11/column_types.h>
namespace TabFoo_
{
struct Omega
{
struct _name_t
{
static constexpr const char* _get_name() { return "omega"; }
};
template<typename T>
struct _member_t
{
/*
template<typename... TT>
_name_t(TT&&... t): omega(std::forward<TT>(t)...) {}
template<typename TT>
_name_t& operator=(TT&& t) { omega = std::forward<TT>(t); return *this; }
*/
T omega;
};
using _value_type = sqlpp::bigint;
struct _column_type
{
};
};
}
struct TabFoo: sqlpp::table_base_t<
TabFoo,
TabFoo_::Omega
>
{
using _value_type = sqlpp::no_value_t;
struct _name_t
{
static constexpr const char* _get_name() { return "tab_foo"; }
};
template<typename T>
struct _member_t
{
T tabFoo;
};
template<typename Db>
void serialize(std::ostream& os, Db& db) const
{
os << _name_t::_get_name();
}
};
namespace TabSample_
{
struct Alpha
{
struct _name_t
{
static constexpr const char* _get_name() { return "alpha"; }
};
template<typename T>
struct _member_t
{
/*
template<typename... TT>
_name_t(TT&&... t): alpha(std::forward<TT>(t)...) {}
template<typename TT>
_name_t& operator=(TT&& t) { alpha = std::forward<TT>(t); return *this; }
*/
T alpha;
};
using _value_type = sqlpp::bigint;
struct _column_type
{
using _must_not_insert = sqlpp::tag_yes;
using _must_not_update = sqlpp::tag_yes;
using _can_be_null = sqlpp::tag_yes;
using _foreign_key = decltype(TabFoo::omega);
};
};
struct Beta
{
struct _name_t
{
static constexpr const char* _get_name() { return "beta"; }
};
template<typename T>
struct _member_t
{
T beta;
};
using _value_type = sqlpp::varchar;
struct _column_type
{
using _can_be_null = sqlpp::tag_yes;
using _must_not_update = sqlpp::tag_yes;
};
};
struct Gamma
{
struct _name_t
{
static constexpr const char* _get_name() { return "gamma"; }
};
template<typename T>
struct _member_t
{
T gamma;
};
using _value_type = sqlpp::boolean;
struct _column_type
{
using _require_insert = sqlpp::tag_yes;
};
};
}
struct TabSample: sqlpp::table_base_t<
TabSample,
TabSample_::Alpha,
TabSample_::Beta,
TabSample_::Gamma
>
{
using _value_type = sqlpp::no_value_t;
struct _name_t
{
static constexpr const char* _get_name() { return "tab_sample"; }
};
template<typename T>
struct _member_t
{
T tabSample;
};
template<typename Db>
void serialize(std::ostream& os, Db& db) const
{
os << _name_t::_get_name();
}
};
#endif

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examples/insert.cpp Normal file
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@ -0,0 +1,52 @@
/*
* Copyright (c) 2014, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "Sample.h"
#include "MockDb.h"
#include <sqlpp11/sqlpp11.h>
MockDb db;
test::TabPerson p;
test::TabFeature f;
int main()
{
db(insert_into(f).set(f.name = "loves c++", f.fatal = false));
db(insert_into(f).default_values());
auto i = insert_into(p).columns(p.name, p.feature);
i.values.add(p.name = "Roland", p.feature = 1);
i.values.add(p.name = "Zaphod", p.feature = sqlpp::default_value);
db(i);
auto pi = db.prepare(insert_into(p).set(p.name = parameter(f.name), p.feature = parameter(p.feature)));
pi.params.name = "likes java";
pi.params.feature = true;
db(pi);
}

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examples/remove.cpp Normal file
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/*
* Copyright (c) 2014, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "Sample.h"
#include "MockDb.h"
#include <sqlpp11/sqlpp11.h>
MockDb db;
test::TabPerson p;
test::TabFeature q;
int main()
{
db(remove_from(p)
.using_(p, q)
.where(p.feature == q.id and q.fatal == true));
}

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examples/sample.cpp Normal file
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@ -0,0 +1,59 @@
/*
* Copyright (c) 2014, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "Sample.h"
#include "MockDb.h"
#include <sqlpp11/sqlpp11.h>
MockDb db;
test::TabPerson p;
test::TabFeature f;
int main()
{
db(insert_into(f).set(f.name = "Loves C++", p.fatal = false));
db(insert_into(f).set(p.name = "Roland", p.feature = 1));
auto s = select(all_of(p))
.from(p, q)
.where(p.name == any(select(q.name)
.from(q)
.where(true)))
.group_by(q.name)
.having(p.name.like("%Bee%"))
.order_by(p.name.asc())
.limit(3).offset(7);
auto x = s.as(sqlpp::alias::x);
for (const auto& row : db(select(p.id, x.name)
.from(p.join(x).on(p.feature == x.feature))
.where(true)))
{
int id = row.id;
std::string name = row.name;
}
}

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examples/sample.sql Normal file
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@ -0,0 +1,40 @@
/*
* Copyright (c) 2013, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
CREATE TABLE tab_person
(
id int AUTO_INCREMENT PRIMARY KEY,
name varchar(255) NOT NULL,
feature int NOT NULL
);
CREATE TABLE tab_feature
(
id int AUTO_INCREMENT PRIMARY KEY,
name varchar(255) NULL DEFAULT "",
fatal bool NOT NULL
);

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examples/select.cpp Normal file
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/*
* Copyright (c) 2014, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#if defined(__clang__)
#pragma clang diagnostic ignored "-Wunused-variable"
#endif
#if defined(__GNUC__)
#pragma GCC diagnostic ignored "-Wunused-variable"
#endif
#include "Sample.h"
#include "MockDb.h"
#include <sqlpp11/sqlpp11.h>
MockDb db;
test::TabPerson p;
test::TabFeature f;
int main()
{
for (const auto& row : db(select(all_of(p)).from(p).where(true)))
{
int64_t id = row.id;
std::string name = row.name;
int64_t feature = row.feature;
}
#if 0
for (const auto& row : db(select(p.name).from(p).where(true)))
{
int64_t id = row.id;
std::string name = row.name;
int64_t feature = row.feature;
}
#endif
#if 0
for (const auto& row : db(select(p.name, f.name).from(p,f).where(true)))
{
//int64_t id = row.id;
//std::string a = row.a;
std::string name = row.name;
//int64_t feature = row.feature;
}
#endif
#if 0
for (const auto& row : db(select(multi_column(all_of(p)).as(p), multi_column(f.name, f.id).as(f)).from(p,f).where(true)))
{
//int64_t id = row.id;
//std::string a = row.a;
std::string name = row.tabPerson.name;
std::string name1 = row.tabFeature.name;
//int64_t feature = row.feature;
}
#endif
#if 0
auto s = select(all_of(p))
.from(p, f)
.where(p.name == any(select(f.name)
.from(f)
.where(true)))
.group_by(f.name)
.having(p.name.like("%Bee%"))
.order_by(p.name.asc())
.limit(3).offset(7);
auto x = s.as(sqlpp::alias::x);
for (const auto& row : db(select(p.id, x.name)
.from(p.join(x).on(p.feature == x.feature))
.where(true)))
{
int id = row.id;
std::string name = row.name;
}
#endif
}

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examples/update.cpp Normal file
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/*
* Copyright (c) 2014, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "Sample.h"
#include "MockDb.h"
#include <sqlpp11/sqlpp11.h>
MockDb db;
test::TabPerson p;
test::TabFeature q;
int main()
{
db(update(p).set(p.feature = 7).where(p.id == 23));
}