CalculateCU calculate CU cost the result only keep 3 decimal places Tips: CU is long-tailed numbers.

CalculateCUCpu Be careful of the number overflow.

CalculateCUMem Be careful of the number overflow.

CalculateCUv1 calculate CU cost.

GetAllTables Deprecated: use table.GetAllTables() instead.

GetSchemaForAccount return account's table, and view's schema.

Init initializes the tracer with the given options.

InitSchema PS: only in standalone or CN node can init schema.

InitSchemaByInnerExecutor init schema, which can access db by io.InternalExecutor on any Node.

InitSchema2 PS: only in system bootstrap init schema with `executor.TxnExecutor`.

ReportError send to BatchProcessor.

WithNode give id as NodeId, t as NodeType.

DecimalNSThreshold default 100 sec.

ResponseErrPacketSize avg prefix size for mysql packet response error.

TcpIpv4HeaderSize default tcp header bytes.

GetTracerProvider returns the global TracerProvider.

MOErrorHolder implement export.IBuffer2SqlItem and export.CsvFields.

MOSpan implement export.IBuffer2SqlItem and export.CsvFields.

MOTracer is the creator of Spans.

MOZapLog implement export.IBuffer2SqlItem and export.CsvFields.

TracerProviderOption configures a TracerProvider.