public sealed class ReadChangeStreamRequest : IMessage<ReadChangeStreamRequest>, IEquatable<ReadChangeStreamRequest>, IDeepCloneable<ReadChangeStreamRequest>, IBufferMessage, IMessage
Reference documentation and code samples for the Google Bigtable v2 API class ReadChangeStreamRequest.
NOTE: This API is intended to be used by Apache Beam BigtableIO. Request message for Bigtable.ReadChangeStream.
Implements
IMessageReadChangeStreamRequest, IEquatableReadChangeStreamRequest, IDeepCloneableReadChangeStreamRequest, IBufferMessage, IMessageNamespace
GoogleGoogle.CloudGoogle.Cloud.BigtableV2Assembly
Google.Cloud.Bigtable.V2.dll
Constructors
ReadChangeStreamRequest()
public ReadChangeStreamRequest()
ReadChangeStreamRequest(ReadChangeStreamRequest)
public ReadChangeStreamRequest(ReadChangeStreamRequest other)
Parameter | |
---|---|
Name | Description |
other | ReadChangeStreamRequest |
Properties
AppProfileId
public string AppProfileId { get; set; }
This value specifies routing for replication. If not specified, the "default" application profile will be used. Single cluster routing must be configured on the profile.
Property Value | |
---|---|
Type | Description |
string |
ContinuationTokens
public StreamContinuationTokens ContinuationTokens { get; set; }
Tokens that describe how to resume reading a stream where reading
previously left off. If specified, changes will be read starting at the
the position. Tokens are delivered on the stream as part of Heartbeat
and CloseStream
messages.
If a single token is provided, the token’s partition must exactly match the request’s partition. If multiple tokens are provided, as in the case of a partition merge, the union of the token partitions must exactly cover the request’s partition. Otherwise, INVALID_ARGUMENT will be returned.
Property Value | |
---|---|
Type | Description |
StreamContinuationTokens |
EndTime
public Timestamp EndTime { get; set; }
If specified, OK will be returned when the stream advances beyond this time. Otherwise, changes will be continuously delivered on the stream. This value is inclusive and will be truncated to microsecond granularity.
Property Value | |
---|---|
Type | Description |
Timestamp |
HeartbeatDuration
public Duration HeartbeatDuration { get; set; }
If specified, the duration between Heartbeat
messages on the stream.
Otherwise, defaults to 5 seconds.
Property Value | |
---|---|
Type | Description |
Duration |
Partition
public StreamPartition Partition { get; set; }
The partition to read changes from.
Property Value | |
---|---|
Type | Description |
StreamPartition |
StartFromCase
public ReadChangeStreamRequest.StartFromOneofCase StartFromCase { get; }
Property Value | |
---|---|
Type | Description |
ReadChangeStreamRequestStartFromOneofCase |
StartTime
public Timestamp StartTime { get; set; }
Start reading the stream at the specified timestamp. This timestamp must be within the change stream retention period, less than or equal to the current time, and after change stream creation, whichever is greater. This value is inclusive and will be truncated to microsecond granularity.
Property Value | |
---|---|
Type | Description |
Timestamp |
TableName
public string TableName { get; set; }
Required. The unique name of the table from which to read a change stream.
Values are of the form
projects/<project>/instances/<instance>/tables/<table>
.
Change streaming must be enabled on the table.
Property Value | |
---|---|
Type | Description |
string |
TableNameAsTableName
public TableName TableNameAsTableName { get; set; }
Property Value | |
---|---|
Type | Description |
TableName |