Library: MongoDB
Package: MongoDB
Header: Poco/MongoDB/DeleteRequest.h
Description
A DeleteRequest is used to delete one ore more documents from a database.
Specific flags for this request
- DELETE_DEFAULT: default delete operation
- DELETE_SINGLE_REMOVE: delete only the first document
Inheritance
Direct Base Classes: RequestMessage
All Base Classes: Message, RequestMessage
Member Summary
Member Functions: buildRequest, flags, selector
Inherited Functions: buildRequest, header, messageLength, send
Enumerations
Flags
DELETE_DEFAULT = 0
Default
Delete only the first document.
Constructors
DeleteRequest
DeleteRequest(
const std::string & collectionName,
Flags flags = DELETE_DEFAULT
);
Creates a DeleteRequest for the given collection using the given flags.
The full collection name is the concatenation of the database name with the collection name, using a "." for the concatenation. For example, for the database "foo" and the collection "bar", the full collection name is "foo.bar".
DeleteRequest
DeleteRequest(
const std::string & collectionName,
bool justOne
);
Creates a DeleteRequest for the given collection.
The full collection name is the concatenation of the database name with the collection name, using a "." for the concatenation. For example, for the database "foo" and the collection "bar", the full collection name is "foo.bar".
If justOne is true, only the first matching document will be removed (the same as using flag DELETE_SINGLE_REMOVE).
Destructor
~DeleteRequest 
virtual ~DeleteRequest();
Destructor
Member Functions
flags 
Flags flags() const;
Returns the flags.
flags
void flags(
Flags flag
);
Sets the flags.
selector
Document & selector();
Returns the selector document.
buildRequest 
void buildRequest(
BinaryWriter & writer
);
Writes the OP_DELETE request to the writer.