DatabaseExporter

StockSharp.Algo.Export

The export into database.

继承自: BaseExporter

构造函数

DatabaseExporter(IDatabaseProvider, DataType, DatabaseConnectionPair, decimal?, decimal?)

The export into database.

dbProvider: IDatabaseProvider
dataType: Data type info.
connection: The connection to DB.
priceStep: Minimum price step.
volumeStep: Minimum volume step.

属性

BatchSize : int

The size of transmitted data package. The default is 50 elements.

CheckUnique : bool

To check uniqueness of data in the database. It effects performance. The default is enabled.

DropExisting : bool

Drop existing table before export. The default is disabled.

PriceStep : decimal?

Minimum price step.

TableNamePrefix : string

Optional prefix for table names (e.g. "SS_").

VolumeStep : decimal?

Minimum volume step.

方法

Export(IAsyncEnumerable<IndicatorValue>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export IndicatorValue asynchronously.

values: Values.
cancellationToken: Cancellation token.

返回值: Count and last time.

Export(IAsyncEnumerable<PositionChangeMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export PositionChangeMessage asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

Export(IAsyncEnumerable<SecurityMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export SecurityMessage asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

Export(IAsyncEnumerable<NewsMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export NewsMessage asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

Export(IAsyncEnumerable<CandleMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export CandleMessage asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

Export(IAsyncEnumerable<Level1ChangeMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export Level1ChangeMessage asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

Export(IAsyncEnumerable<BoardMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export BoardMessage asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

Export(IAsyncEnumerable<BoardStateMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export BoardStateMessage asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

Export(IAsyncEnumerable<QuoteChangeMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export QuoteChangeMessage asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

ExportOrderLogAsync(IAsyncEnumerable<ExecutionMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export OrderLog asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

ExportTicksAsync(IAsyncEnumerable<ExecutionMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export Ticks asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.

ExportTransactionsAsync(IAsyncEnumerable<ExecutionMessage>, CancellationToken) : Task<ValueTuple<int, DateTime?>>

To export Transactions asynchronously.

messages: Messages.
cancellationToken: Cancellation token.

返回值: Count and last time.