#include endpoint SQLServer { connect(ByteString name) => (Optional connection_id) prepare_statement(u64 connection_id, ByteString statement) => (Optional statement_id) execute_statement(u64 statement_id, Vector placeholder_values) => (Optional execution_id) ready_for_next_result(u64 statement_id, u64 execution_id) =| disconnect(u64 connection_id) => () }