int CustomQuery(int, char* [])
{
const auto foo = test::TabFoo{};
const auto bar = test::TabBar{};
auto db = MockDb{};
// Unconditionally
compare(__LINE__, custom_query(sqlpp::select(), select_flags(sqlpp::distinct), select_columns(foo.omega), from(foo),
sqlpp::unconditionally()),
"SELECT DISTINCT tab_foo.omega FROM tab_foo ");
// A full select statement made individual clauses
compare(__LINE__,
custom_query(sqlpp::select(), select_flags(sqlpp::distinct), select_columns(foo.omega),
from(foo.join(bar).on(foo.omega == bar.alpha)), where(bar.alpha > 17), group_by(foo.omega),
having(avg(bar.alpha) > 19), order_by(foo.omega.asc()), sqlpp::limit(10), sqlpp::offset(100)),
"SELECT DISTINCT tab_foo.omega FROM tab_foo INNER JOIN tab_bar ON (tab_foo.omega=tab_bar.alpha) WHERE "
"(tab_bar.alpha>17) GROUP BY tab_foo.omega HAVING (AVG(tab_bar.alpha)>19) ORDER BY tab_foo.omega ASC "
"LIMIT 10 OFFSET 100");
// A full select statement made individual clauses
compare(
__LINE__,
custom_query(sqlpp::select(), dynamic_select_flags(db, sqlpp::distinct), dynamic_select_columns(db, foo.omega),
dynamic_from(db, foo.join(bar).on(foo.omega == bar.alpha)), dynamic_where(db, bar.alpha > 17),
dynamic_group_by(db, foo.omega), dynamic_having(db, avg(bar.alpha) > 19),
dynamic_order_by(db, foo.omega.asc()), sqlpp::dynamic_limit(db), sqlpp::dynamic_offset(db)),
"SELECT DISTINCT tab_foo.omega FROM tab_foo INNER JOIN tab_bar ON (tab_foo.omega=tab_bar.alpha) WHERE "
"(tab_bar.alpha>17) GROUP BY tab_foo.omega HAVING (AVG(tab_bar.alpha)>19) ORDER BY tab_foo.omega ASC ");
return 0;
}
int CustomQuery(int, char*[])
{
const auto foo = test::TabFoo{};
const auto bar = test::TabBar{};
auto db = MockDb{};
// Unconditionally
compare(__LINE__,
custom_query(sqlpp::select(), select_flags(sqlpp::distinct), select_columns(foo.omega), from(foo),
sqlpp::unconditionally()),
"SELECT DISTINCT tab_foo.omega FROM tab_foo ");
// A full select statement made individual clauses
compare(__LINE__,
custom_query(sqlpp::select(), select_flags(sqlpp::distinct), select_columns(foo.omega),
from(foo.join(bar).on(foo.omega == bar.alpha)), where(bar.alpha > 17), group_by(foo.omega),
having(avg(bar.alpha) > 19), order_by(foo.omega.asc()), sqlpp::limit(10u), sqlpp::offset(100u)),
"SELECT DISTINCT tab_foo.omega FROM tab_foo INNER JOIN tab_bar ON (tab_foo.omega=tab_bar.alpha) WHERE "
"(tab_bar.alpha>17) GROUP BY tab_foo.omega HAVING (AVG(tab_bar.alpha)>19) ORDER BY tab_foo.omega ASC "
"LIMIT 10 OFFSET 100");
// A full select statement made individual clauses
compare(
__LINE__,
custom_query(sqlpp::select(), dynamic_select_flags(db, sqlpp::distinct), dynamic_select_columns(db, foo.omega),
dynamic_from(db, foo.join(bar).on(foo.omega == bar.alpha)), dynamic_where(db, bar.alpha > 17),
dynamic_group_by(db, foo.omega), dynamic_having(db, avg(bar.alpha) > 19),
dynamic_order_by(db, foo.omega.asc(), foo.psi.order(sqlpp::sort_type::desc)),
sqlpp::dynamic_limit(db), sqlpp::dynamic_offset(db)),
"SELECT DISTINCT tab_foo.omega FROM tab_foo INNER JOIN tab_bar ON (tab_foo.omega=tab_bar.alpha) WHERE "
"(tab_bar.alpha>17) GROUP BY tab_foo.omega HAVING (AVG(tab_bar.alpha)>19) ORDER BY tab_foo.omega "
"ASC,tab_foo.psi DESC ");
// A pragma query for sqlite
compare(__LINE__,
custom_query(sqlpp::verbatim("PRAGMA user_version")).with_result_type_of(select(sqlpp::value(1).as(pragma))),
" PRAGMA user_version");
// An insert from select for postgresql
const auto x = 17;
compare(__LINE__,
custom_query(insert_into(foo).columns(foo.omega),
select(sqlpp::value(x).as(foo.omega))
.from(foo)
.where(not exists(select(foo.omega).from(foo).where(foo.omega == x)))),
"INSERT INTO tab_foo (omega) "
"SELECT 17 AS omega FROM tab_foo "
"WHERE (NOT EXISTS(SELECT tab_foo.omega FROM tab_foo WHERE (tab_foo.omega=17)))");
return 0;
}
