database::protocol Namespace Reference

Classes
struct	connect_request
	Client connection request. More...
struct	connect_response
	Server connection response. More...
struct	error_response
	Error response message. More...
struct	message_header
	Common header for all protocol messages. More...
class	protocol_serializer
	Serialization/deserialization utilities for protocol messages. More...
struct	query_request
	Query execution request. More...
struct	query_response
	Query execution response. More...
struct	transaction_request
	Transaction control request. More...
struct	transaction_response
	Transaction control response. More...

Enumerations
enum class	message_type : uint16_t {   CONNECT_REQUEST = 1 , CONNECT_RESPONSE = 2 , DISCONNECT = 3 , PING = 4 ,   PONG = 5 , QUERY_REQUEST = 10 , QUERY_RESPONSE = 11 , BEGIN_TRANSACTION = 20 ,   COMMIT_TRANSACTION = 21 , ROLLBACK_TRANSACTION = 22 , TRANSACTION_RESPONSE = 23 , PREPARE_STATEMENT = 30 ,   EXECUTE_PREPARED = 31 , CLOSE_PREPARED = 32 , ERROR_RESPONSE = 100 }
	Database protocol message types. More...
enum class	query_operation : uint8_t {   SELECT = 1 , INSERT = 2 , UPDATE = 3 , DELETE = 4 ,   CREATE = 5 , ALTER = 6 , DROP = 7 , OTHER = 99 }
	Type of query operation. More...

Enumeration Type Documentation

message_type

enum class database::protocol::message_type : uint16_t

strong

Database protocol message types.

Binary protocol for client-server communication. Each message has a type, request ID, and payload.

Enumerator
CONNECT_REQUEST
CONNECT_RESPONSE
DISCONNECT
PING
PONG
QUERY_REQUEST
QUERY_RESPONSE
BEGIN_TRANSACTION
COMMIT_TRANSACTION
ROLLBACK_TRANSACTION
TRANSACTION_RESPONSE
PREPARE_STATEMENT
EXECUTE_PREPARED
CLOSE_PREPARED
ERROR_RESPONSE

Definition at line 25 of file database_protocol.h.

                        : uint16_t {
    // Connection management
    CONNECT_REQUEST = 1,
    CONNECT_RESPONSE = 2,
    DISCONNECT = 3,
    PING = 4,
    PONG = 5,
 
    // Query operations
    QUERY_REQUEST = 10,
    QUERY_RESPONSE = 11,
 
    // Transaction management
    BEGIN_TRANSACTION = 20,
    COMMIT_TRANSACTION = 21,
    ROLLBACK_TRANSACTION = 22,
    TRANSACTION_RESPONSE = 23,
 
    // Prepared statements
    PREPARE_STATEMENT = 30,
    EXECUTE_PREPARED = 31,
    CLOSE_PREPARED = 32,
 
    // Error handling
    ERROR_RESPONSE = 100
};

query_operation

enum class database::protocol::query_operation : uint8_t

strong

Type of query operation.

Enumerator
SELECT
INSERT
UPDATE
DELETE
CREATE
ALTER
DROP
OTHER

Definition at line 56 of file database_protocol.h.

                           : uint8_t {
    SELECT = 1,
    INSERT = 2,
    UPDATE = 3,
    DELETE = 4,
    CREATE = 5,
    ALTER = 6,
    DROP = 7,
    OTHER = 99
};