ReadRequest class

The request for Read and StreamingRead.

Constructors

ReadRequest({List<String>? columns, bool? dataBoostEnabled, DirectedReadOptions? directedReadOptions, String? index, KeySet? keySet, String? limit, String? partitionToken, RequestOptions? requestOptions, String? resumeToken, String? table, TransactionSelector? transaction})
ReadRequest.fromJson(Map json_)

Properties

columns ↔ List<String>?
The columns of table to be returned for each row matching this request.
getter/setter pair
dataBoostEnabled ↔ bool?
If this is for a partitioned read and this field is set to true, the request is executed with Spanner Data Boost independent compute resources.
getter/setter pair
directedReadOptions ↔ DirectedReadOptions?
Directed read options for this request.
getter/setter pair
hashCode → int
The hash code for this object.
no setterinherited
index ↔ String?
If non-empty, the name of an index on table.
getter/setter pair
keySet ↔ KeySet?
key_set identifies the rows to be yielded.
getter/setter pair
limit ↔ String?
If greater than zero, only the first limit rows are yielded.
getter/setter pair
partitionToken ↔ String?
If present, results will be restricted to the specified partition previously created using PartitionRead().
getter/setter pair
partitionTokenAsBytes ↔ List<int>
getter/setter pair
requestOptions ↔ RequestOptions?
Common options for this request.
getter/setter pair
resumeToken ↔ String?
If this request is resuming a previously interrupted read, resume_token should be copied from the last PartialResultSet yielded before the interruption.
getter/setter pair
resumeTokenAsBytes ↔ List<int>
getter/setter pair
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
table ↔ String?
The name of the table in the database to be read.
getter/setter pair
transaction ↔ TransactionSelector?
The transaction to use.
getter/setter pair

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toJson() → Map<String, dynamic>
toString() → String
A string representation of this object.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited