| { type: "AuthenticationOk"; }

| { type: "AuthenticationCleartextPassword"; }

| { type: "AuthenticationMD5Password"; salt: Uint8Array; }

| { type: "BackendKeyData"; pid: number; secretKey: number; }

| { type: "BindComplete"; }

| { type: "CloseComplete"; }

| { type: "CommandComplete"; tag: string; }

| { type: "DataRow"; values: Array<Uint8Array | null>; }

| { type: "EmptyQueryResponse"; }

| { type: "ErrorResponse"; fields: ErrorAndNoticeFields & { severity: "ERROR" | "FATAL" | "PANIC"; }; }

| { type: "NoticeResponse"; fields: ErrorAndNoticeFields & { severity: ; }; }

| { type: "NoData"; }

| { type: "NotificationResponse"; sender: number; channel: string; payload: string; }

| { type: "ParameterDescription"; typeOids: number[]; }

| { type: "ParameterStatus"; name: string; value: string; }

| { type: "ParseComplete"; }

| { type: "ReadyForQuery"; status: TransactionStatus; }

| { type: "RowDescription"; fields: Array<{ name: string; tableOid: number; column: number; typeOid: number; typeSize: number; typeMod: number; format: Format; }>; }