Same as Sum(IQueryableDecimal), but returns an IQueryable<Decimal> containing a single element. Computes the sum of a set of decimal values.

Same as Sum(IQueryableDouble), but returns an IQueryable<Double> containing a single element. Computes the sum of a set of double values.

Same as Sum(IQueryableInt32), but returns an IQueryable<Int32> containing a single element. Computes the sum of a set of Int32 values.

Same as Sum(IQueryableInt64), but returns an IQueryable<Int64> containing a single element. Computes the sum of a set of Int64 values.

Same as Sum(IQueryableNullableDecimal), but returns an IQueryable<Nullable<Decimal>> containing a single element. Computes the sum of a set of nullable decimal values.

Same as Sum(IQueryableNullableDouble), but returns an IQueryable<Nullable<Double>> containing a single element. Computes the sum of a set of nullable double values.

Same as Sum(IQueryableNullableInt32), but returns an IQueryable<Nullable<Int32>> containing a single element. Computes the sum of a set of nullable Int32 values.

Same as Sum(IQueryableNullableInt64), but returns an IQueryable<Nullable<Int64>> containing a single element. Computes the sum of a set of nullable Int64 values.

Same as Sum(IQueryableNullableSingle), but returns an IQueryable<Nullable<Single>> containing a single element. Computes the sum of a set of nullable float values.

Same as Sum(IQueryableSingle), but returns an IQueryable<Single> containing a single element. Computes the sum of a set of float values.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, Decimal), but returns an IQueryable<Decimal> containing a single element. Computes the sum of a set of decimal values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, Double), but returns an IQueryable<Double> containing a single element. Computes the sum of a set of double values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, Int32), but returns an IQueryable<Int32> containing a single element. Computes the sum of a set of Int32 values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, Int64), but returns an IQueryable<Int64> containing a single element. Computes the sum of a set of Int64 values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, NullableDecimal), but returns an IQueryable<Decimal> containing a single element. Computes the sum of a set of nullable decimal values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, NullableDouble), but returns an IQueryable<Double> containing a single element. Computes the sum of a set of nullable double values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, NullableInt32), but returns an IQueryable<Nullable<Int32>> containing a single element. Computes the sum of a set of nullable Int32 values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, NullableInt64), but returns an IQueryable<Int64> containing a single element. Computes the sum of a set of nullable Int64 values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, NullableSingle), but returns an IQueryable<Single> containing a single element. Computes the sum of a set of nullable float values that is obtained by applying a function to each element of the input dataset.

Same as SumTSource(IQueryableTSource, ExpressionFuncTSource, Single), but returns an IQueryable<Single> containing a single element. Computes the sum of a set of float values that is obtained by applying a function to each element of the input dataset.