ICqlQueryAsyncClientSingleOrDefaultAsyncT Method (Cql)

Gets a single T from Cassandra using the CQL statement specified. Will return the default value of T if no records are found. Will throw if more than one record is returned.

Namespace: Cassandra.Mapping
Assembly: Cassandra (in Cassandra.dll) Version: 3.11.0

Syntax

Copy

Task<T> SingleOrDefaultAsync<T>(
	Cql cql
)

Parameters

cql: Type: Cassandra.MappingCql

Type Parameters

T

Return Value

Type: TaskT

Reference

ICqlQueryAsyncClient Interface

SingleOrDefaultAsync Overload

Cassandra.Mapping Namespace

ICqlQueryAsyncClientAddLanguageSpecificTextSet("LSTF38EB23_0?cpp=::|nu=.");SingleOrDefaultAsyncAddLanguageSpecificTextSet("LSTF38EB23_1?cs=&lt;|vb=(Of |cpp=&lt;|fs=&lt;'|nu=(");TAddLanguageSpecificTextSet("LSTF38EB23_2?cs=&gt;|vb=)|cpp=&gt;|fs=&gt;|nu=)"); Method (Cql)

Parameters

Type Parameters

Return Value

Reference

ICqlQueryAsyncClientSingleOrDefaultAsyncT Method (Cql)