protected override string CqlString()
{
var visitor = new CqlExpressionVisitor();
visitor.Evaluate(Expression);
return(visitor.GetCount());
}
public new Task <TEntity> ExecuteAsync()
{
bool withValues = GetTable().GetSession().BinaryProtocolVersion > 1;
var visitor = new CqlExpressionVisitor();
visitor.Evaluate(Expression);
object[] values;
string cql = visitor.GetCount(out values, withValues);
var adaptation =
InternalExecuteAsync(cql, values).ContinueWith((t) =>
{
var rs = t.Result;
var result = default(TEntity);
var row = rs.FirstOrDefault();
if (row != null)
{
result = (TEntity)row[0];
}
return(result);
}, TaskContinuationOptions.ExecuteSynchronously);
return(adaptation);
}
protected override string GetCql(out object[] values)
{
var visitor = new CqlExpressionVisitor();
visitor.Evaluate(Expression);
return(visitor.GetCount(out values));
}
protected override string GetCql(out object[] values)
{
var visitor = new CqlExpressionVisitor(PocoData, Table.Name, Table.KeyspaceName);
visitor.Evaluate(Expression);
return(visitor.GetCount(out values));
}
public override IAsyncResult BeginExecute(AsyncCallback callback, object state)
{
var visitor = new CqlExpressionVisitor();
visitor.Evaluate(Expression);
return(InternalBeginExecute(visitor.GetCount(), visitor.Mappings, visitor.Alter, callback, state));
}
public override string ToString()
{
var visitor = new CqlExpressionVisitor();
visitor.Evaluate(Expression);
object[] _;
return(visitor.GetCount(out _, false));
}
public override IAsyncResult BeginExecute(AsyncCallback callback, object state)
{
bool withValues = GetTable().GetSession().BinaryProtocolVersion > 1;
var visitor = new CqlExpressionVisitor();
visitor.Evaluate(Expression);
object[] values;
string cql = visitor.GetCount(out values, withValues);
return(InternalBeginExecute(cql, values, visitor.Mappings, visitor.Alter, callback, state));
}