internal override string CreateSqlString(CommandFactory factory, bool isFullName, CreateSqlState state)
{
string sql = state.GetDataSql(this, isFullName);
if (sql != null)
{
return(sql);
}
List <object> objectList = new List <object> ();
foreach (object item in _argsObjects)
{
object obj1;
DataFieldInfo info1 = item as DataFieldInfo;
if (!Object.Equals(info1, null))
{
obj1 = info1.CreateSqlString(factory, isFullName, state);
}
else
{
obj1 = LambdaExpressionExtend.ConvertLambdaObject(item);
obj1 = state.AddDataParameter(factory, obj1);
}
objectList.Add(obj1);
}
switch (_function)
{
case MathFunction.Abs:
sql = factory.CreateAbsSql(objectList [0]);
break;
case MathFunction.Sign:
sql = factory.CreateSignSql(objectList [0]);
break;
case MathFunction.Sin:
sql = factory.CreateSinSql(objectList [0]);
break;
case MathFunction.Cos:
sql = factory.CreateCosSql(objectList [0]);
break;
case MathFunction.Tan:
sql = factory.CreateTanSql(objectList [0]);
break;
case MathFunction.Atan:
sql = factory.CreateAtanSql(objectList [0]);
break;
case MathFunction.Asin:
sql = factory.CreateAsinSql(objectList [0]);
break;
case MathFunction.Acos:
sql = factory.CreateAcosSql(objectList [0]);
break;
case MathFunction.Atan2:
sql = factory.CreateAtan2Sql(objectList [0], objectList [1]);
break;
case MathFunction.Ceiling:
sql = factory.CreateCeilingSql(objectList [0]);
break;
case MathFunction.Floor:
sql = factory.CreateFloorSql(objectList [0]);
break;
case MathFunction.Round:
if (objectList.Count == 2)
{
sql = factory.CreateRoundSql(objectList [0], objectList [1]);
}
else
{
sql = factory.CreateRoundSql(objectList [0], 0);
}
break;
case MathFunction.Truncate:
sql = factory.CreateTruncateSql(objectList [0]);
break;
case MathFunction.Log:
if (objectList.Count == 2)
{
sql = factory.CreateLogSql(objectList [0], objectList [1]);
}
else
{
sql = factory.CreateLogSql(objectList [0]);
}
break;
case MathFunction.Log10:
sql = factory.CreateLog10Sql(objectList [0]);
break;
case MathFunction.Exp:
sql = factory.CreateExpSql(objectList [0]);
break;
case MathFunction.Pow:
sql = factory.CreatePowSql(objectList [0], objectList [1]);
break;
case MathFunction.Sqrt:
sql = factory.CreateSqrtSql(objectList [0]);
break;
case MathFunction.Max:
sql = factory.CreateMaxSql(objectList [0], objectList [1]);
break;
case MathFunction.Min:
sql = factory.CreateMinSql(objectList [0], objectList [1]);
break;
}
state.SetDataSql(this, isFullName, sql);
return(sql);
}
