@attention The statement and the params must remain valid until the returned
result stream is closed.
@param connection The connection.
@param statement The statement to be evaluated. This must be a NULL
terminated string and may contain UTF-8 multi-byte characters.
@param params The parameters for the statement, which must be a value of
type NEO4J_MAP or #neo4j_null.
@return A neo4j_result_stream_t, or NULL on error (errno will be set).
Evaluate a statement.
@attention The statement and the params must remain valid until the returned result stream is closed.
@param connection The connection. @param statement The statement to be evaluated. This must be a NULL terminated string and may contain UTF-8 multi-byte characters. @param params The parameters for the statement, which must be a value of type NEO4J_MAP or #neo4j_null. @return A neo4j_result_stream_t, or NULL on error (errno will be set).