sum function
SUM(x), carrying SQL Server's own result type; see MssqlAggregate.sum.
Implementation
MssqlAggregate sum(MssqlExpression operand) => MssqlAggregate.sum(operand);
SUM(x), carrying SQL Server's own result type; see MssqlAggregate.sum.
MssqlAggregate sum(MssqlExpression operand) => MssqlAggregate.sum(operand);