QdbClusterContinuousQuery Method

Run the provided query at repeated interval and sends a table directory with the results into the callback.

Namespace: Quasardb
Assembly: Quasardb (in Quasardb.dll) Version: 3.15.0.0 (3.15.0.0)

Syntax

public QdbContinuousQuery ContinuousQuery(
	string query,
	QdbContinuousQueryMode mode,
	TimeSpan refresh_rate,
	Func<QdbQueryResult, int> callback
)

Public Function ContinuousQuery ( 
	query As String,
	mode As QdbContinuousQueryMode,
	refresh_rate As TimeSpan,
	callback As Func(Of QdbQueryResult, Integer)
) As QdbContinuousQuery

Parameters

query: Type: SystemString
The string representing the query to perform.
mode: Type: Quasardb.QueryQdbContinuousQueryMode
The continuous query mode, one of (Full, NewValuesOnly).
refresh_rate: Type: SystemTimeSpan
The resfresh rate of the query, in milliseconds.
callback: Type: SystemFuncQdbQueryResult, Int32
Your callback function, it will be invoked with the result from the query.

Return Value

Type: QdbContinuousQuery
A QdbContinuousQuery holding the results of the query.

Remarks

Queries are transactional. The complexity of this function is dependent on the complexity of the query.

Reference

QdbCluster Class

Quasardb Namespace

Quasardb.QueryQdbContinuousQuery

QdbClusterAddLanguageSpecificTextSet("LST60F94B43_0?cpp=::|nu=.");ContinuousQuery Method

Parameters

Return Value

Reference

QdbClusterContinuousQuery Method