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: Dse.Mapping
Assembly: Dse (in Dse.dll) Version: 2.6.0

Syntax

Copy

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

Parameters

cql: Type: Dse.MappingCql

Type Parameters

T

Return Value

Type: TaskT

Reference

ICqlQueryAsyncClient Interface

SingleOrDefaultAsync Overload

Dse.Mapping Namespace

ICqlQueryAsyncClientAddLanguageSpecificTextSet("LSTA6E35403_0?cpp=::|nu=.");SingleOrDefaultAsyncAddLanguageSpecificTextSet("LSTA6E35403_1?cs=&lt;|vb=(Of |cpp=&lt;|fs=&lt;'|nu=(");TAddLanguageSpecificTextSet("LSTA6E35403_2?cs=&gt;|vb=)|cpp=&gt;|fs=&gt;|nu=)"); Method (Cql)

Parameters

Type Parameters

Return Value

Reference

ICqlQueryAsyncClientSingleOrDefaultAsyncT Method (Cql)