FdbTransactionLog.Command

Namespace: FoundationDB.Filters.Logging · class

Base class of all types of operations performed on a transaction

Properties

ArgumentBytes

int? ArgumentBytes { get; }

Total size (in bytes) of the arguments

For selectors, only include the size of the keys

CallSite

StackTrace CallSite { get; }

StackTrace of the method that started this operation

Only if the option is set

Duration

TimeSpan Duration { get; }

Total duration of the command, or TimeSpan.Zero if the command is not yet completed

EndOffset

TimeSpan? EndOffset { get; }

Number of ticks, since the start of the transaction, when the operation completed (or null if it did not complete)

EndStep

int EndStep { get; }

Return the end step number of this command

Error

Exception Error { get; }

Exception thrown by this operation

Mode

Mode Mode { get; }

Return the mode of the operation (Read, Write, Metadata, Watch, ...)

Op

Operation Op { get; }

Return the type of operation

ResultBytes

int? ResultBytes { get; }

Total size (in bytes) of the result, or null if this operation does not produce a result

Includes the keys and values for range reads

ShortName

string ShortName { get; }

Returns the short version of the command name (up to two characters)

Snapshot

bool Snapshot { get; }

If true, the operation was executed in Snapshot mode

StartOffset

TimeSpan StartOffset { get; }

Number of ticks, since the start of the transaction, when the operation was started

Step

int Step { get; }

Return the step number of this command

All commands with the same step number where started in parallel

ThreadId

int ThreadId { get; }

Id of the thread that started the command

Methods

FromJson

static Command FromJson(JsonObject obj)

Deserializes a Command previously serialized with a call to ToJson

static List<Command> FromJson(JsonArray arr)

Deserializes an array of Command

• arr — Array with one or more commands serialized into JSON Objects

GetArguments

string GetArguments(KeyResolver resolver)

Returns a formatted representation of the arguments, for logging purpose

GetResult

string GetResult(KeyResolver resolver)

Returns a formatted representation of the results, for logging purpose

ToJson

JsonObject ToJson(bool readOnly = true)

Serializes this Command into a JsonObject

The object can be deserialized back into a by calling

ToString

string ToString()

string ToString(KeyResolver resolver)