AceQL.Client.Api Namespace

AceQLCommand Class

AceQLCommand Members

AceQLCommand Constructor

AceQLCommand Methods

AddBatch Method

ClearBatch Method

ExecuteBatchAsync Method

ExecuteNonQueryAsync Method

ExecuteReaderAsync Method

ExecuteScalar Method

ExecuteScalar Method (CancellationToken)

ExecuteScalar Method

ExecuteServerQueryAsync Method

AceQLCommand Properties

AceQLConnection Class

AceQLCredential Class

AceQLDataReader Class

AceQLException Class

AceQLNullType Enumeration

AceQLNullValue Class

AceQLParameter Class

AceQLParameterCollection Class

AceQLProgressIndicator Class

AceQLTransaction Class

CommandType Enumeration

ConnectionInfo Class

DatabaseInfo Class

HealthCheck Class

IsolationLevel Enumeration

LimitsInfo Class

ParameterDirection Enumeration

PasswordAuthentication Class

ServerMemoryInfo Class

AceQL.Client.Api.Metadata Namespace

CatalogAndSchema Class

ExportedKey Class

ForeignKey Class

ImportedKey Class

JdbcDatabaseMetaData Class

PrimaryKey Class

RemoteDatabaseMetaData Class

AceQL.Client.Api.Metadata.Dto Namespace

HealthCheckInfoDto Class

AceQLCommand..::..ExecuteScalar Method (CancellationToken)

Executes the query, and returns the first column of the first row in the result set returned by the query. Additional columns or rows are ignored.

The cancellation token can be used to can be used to request that the operation be abandoned before the http request timeout

Namespace: AceQL.Client.Api
Assembly: AceQL.Client (in AceQL.Client.dll)

Syntax

public Task<Object> ExecuteScalar(
	CancellationToken cancellationToken
)

Parameters

cancellationToken: Type: CancellationToken
The cancellation instruction.

Return Value

The first column of the first row in the result set, or a null reference if the result set is empty.

Exceptions

Exception	Condition
AceQL.Client.Api..::..AceQLException	If any Exception occurs.

See Also

AceQLCommand Class

ExecuteScalar Overload

AceQL.Client.Api Namespace