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Add SELECT ... WHERE field IN ( ... ) sample

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This commit is contained in:
fbraem 2015-05-25 20:33:42 +02:00
parent 7cfd70d56f
commit ca1a79f6b1
1 changed files with 30 additions and 0 deletions
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30
MongoDB/samples/SQLToMongo/src/SQLToMongo.cpp
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@ -448,6 +448,35 @@ void sample13(Poco::MongoDB::Connection& connection)
std::cout << "LastError: " << lastError->toString(2) << std::endl; std::cout << "LastError: " << lastError->toString(2) << std::endl;
} }
//SELECT players WHERE birthyear IN (1982, 1983)
void sample14(Poco::MongoDB::Connection& connection)
{
std::cout << "*** SAMPLE 14 ***" << std::endl;
Poco::MongoDB::Cursor cursor("sample", "players");
Poco::MongoDB::Array::Ptr years = new Poco::MongoDB::Array();
years->add("0", 1982);
years->add("1", 1983);
cursor.query().selector().addNewDocument("birthyear").add("$in", years);
Poco::MongoDB::ResponseMessage& response = cursor.next(connection);
while(1)
{
for(Poco::MongoDB::Document::Vector::const_iterator it = response.documents().begin(); it != response.documents().end(); ++it)
{
std::cout << (*it)->get<std::string>("lastname") << ' ' << (*it)->get<std::string>("firstname") << " (" << (*it)->get<int>("birthyear") << ')' << std::endl;
}
// When the cursorID is 0, there are no documents left, so break out ...
if ( response.cursorID() == 0 )
{
break;
}
// Get the next bunch of documents
response = cursor.next(connection);
};
}
int main(int argc, char** argv) int main(int argc, char** argv)
{ {
@ -466,6 +495,7 @@ int main(int argc, char** argv)
sample11(connection); sample11(connection);
sample12(connection); sample12(connection);
sample13(connection); sample13(connection);
sample14(connection);
return 0; return 0;
} }