public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>(0);
var startDate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var expStr = part switch
{
// DateParts.Year => "({1} - {0}) / 365",
// DateParts.Month => "({1} - {0}) / 30",
DateParts.Week => "(CAST ({1} as DATE) - CAST ({0} as DATE)) / 7",
DateParts.Day => "(CAST ({1} as DATE) - CAST ({0} as DATE))",
DateParts.Hour => "(CAST ({1} as DATE) - CAST ({0} as DATE)) * 24",
DateParts.Minute => "(CAST ({1} as DATE) - CAST ({0} as DATE)) * 1440",
DateParts.Second => "(CAST ({1} as DATE) - CAST ({0} as DATE)) * 86400",
// this is tempting to use but leads to precision loss on big intervals
//DateParts.Millisecond => "1000 * (EXTRACT(SECOND FROM CAST ({1} as TIMESTAMP) - CAST ({0} as TIMESTAMP)) + (CAST ({1} as DATE) - CAST ({0} as DATE)) * 86400)",
// could be really ugly on big start/end expressions
DateParts.Millisecond => "1000 * (EXTRACT(SECOND FROM CAST ({1} as TIMESTAMP) - CAST ({0} as TIMESTAMP))"
+ " + 60 * (EXTRACT(MINUTE FROM CAST ({1} as TIMESTAMP) - CAST ({0} as TIMESTAMP))"
+ " + 60 * (EXTRACT(HOUR FROM CAST ({1} as TIMESTAMP) - CAST ({0} as TIMESTAMP))"
+ " + 24 * EXTRACT(DAY FROM CAST ({1} as TIMESTAMP) - CAST ({0} as TIMESTAMP)))))",
_ => throw new InvalidOperationException($"Unexpected datepart: {part}"),
};
builder.ResultExpression = new SqlExpression(typeof(int), expStr, Precedence.Multiplicative, startDate, endDate);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var date = builder.GetExpression("date");
var number = builder.GetExpression("number", true);
switch (part)
{
case DateParts.Quarter:
part = DateParts.Month;
number = builder.Mul(number, 3);
break;
case DateParts.DayOfYear:
case DateParts.WeekDay:
part = DateParts.Day;
break;
case DateParts.Week:
part = DateParts.Day;
number = builder.Mul(number, 7);
break;
}
var partSql = new SqlExpression(part.ToString());
builder.ResultExpression = new SqlFunction(typeof(DateTime?), "DateAdd", partSql, number, date);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>(0);
var startDate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var expStr = "DATEDIFF('";
expStr += part switch
{
DateParts.Year => "yyyy",
DateParts.Quarter => "q",
DateParts.Month => "m",
DateParts.DayOfYear => "y",
DateParts.Day => "d",
DateParts.WeekDay => "w",
DateParts.Week => "ww",
DateParts.Hour => "h",
DateParts.Minute => "n",
DateParts.Second => "s",
DateParts.Millisecond => throw new ArgumentOutOfRangeException(nameof(part), part, "Access doesn't support milliseconds interval."),
_ => throw new InvalidOperationException($"Unexpected datepart: {part}"),
};
expStr += "', {0}, {1})";
builder.ResultExpression = new SqlExpression(typeof(int), expStr, startDate, endDate);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>(0);
var startdate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var divider = 1;
string funcName;
switch (part)
{
case DateParts.Day: funcName = "Days_Between"; break;
case DateParts.Hour: funcName = "Seconds_Between"; divider = 3600; break;
case DateParts.Minute: funcName = "Seconds_Between"; divider = 60; break;
case DateParts.Second: funcName = "Seconds_Between"; break;
case DateParts.Millisecond: funcName = "Nano100_Between"; divider = 10000; break;
default:
throw new InvalidOperationException($"Unexpected datepart: {part}");
}
ISqlExpression func = new SqlFunction(typeof(int), funcName, startdate, endDate);
if (divider != 1)
{
func = builder.Div(func, divider);
}
builder.ResultExpression = func;
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <Sql.DateParts>(0);
var startDate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var expStr = "round((julianday({1}) - julianday({0}))";
switch (part)
{
case DateParts.Day: expStr += ")"; break;
case DateParts.Hour: expStr += " * 24)"; break;
case DateParts.Minute: expStr += " * 1440)"; break;
case DateParts.Second: expStr += " * 86400)"; break;
case DateParts.Millisecond: expStr += " * 86400000)"; break;
default:
throw new ArgumentOutOfRangeException();
}
builder.ResultExpression = new SqlExpression(typeof(int), expStr, startDate, endDate);
}
public void Build(ISqExtensionBuilder builder)
{
ISqlExpression data;
if (builder.Arguments.Length == 2)
{
data = builder.GetExpression("source");
}
else
{
data = builder.GetExpression("selector");
}
// https://github.com/linq2db/linq2db/issues/1765
var descriptor = QueryHelper.GetColumnDescriptor(data);
if (descriptor != null)
{
var dbDataType = descriptor.GetDbDataType(true);
if (dbDataType.DataType != DataType.Undefined)
{
var separator = builder.GetExpression("separator");
if (separator is SqlValue value && value.ValueType.DataType == DataType.Undefined)
{
value.ValueType = value.ValueType.WithDataType(dbDataType.DataType);
}
else if (separator is SqlParameter parameter && parameter.Type.DataType == DataType.Undefined)
{
parameter.Type = parameter.Type.WithDataType(dbDataType.DataType);
}
}
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <Sql.DateParts>(0);
var startDate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
string expStr;
switch (part)
{
case DateParts.Year: expStr = "(DATE_PART('year', {1}::date) - DATE_PART('year', {0}::date))"; break;
case DateParts.Month:
expStr = "((DATE_PART('year', {1}::date) - DATE_PART('year', {0}::date)) * 12 + (DATE_PART('month', {1}'::date) - DATE_PART('month', {0}::date)))";
break;
case DateParts.Week: expStr = "TRUNC(DATE_PART('day', {1}::timestamp - {0}::timestamp) / 7)"; break;
case DateParts.Day: expStr = "EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp)) / 86400"; break;
case DateParts.Hour: expStr = "EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp)) / 3600"; break;
case DateParts.Minute: expStr = "EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp)) / 60"; break;
case DateParts.Second: expStr = "EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp))"; break;
case DateParts.Millisecond: expStr = "ROUND(EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp)) * 1000)"; break;
default:
throw new ArgumentOutOfRangeException();
}
builder.ResultExpression = new SqlExpression(typeof(int), expStr, Precedence.Multiplicative, startDate, endDate);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var date = builder.GetExpression("date");
var number = builder.GetExpression("number", true);
string expStr = "strftime('%Y-%m-%d', {0},";
switch (part)
{
case DateParts.Year: expStr += "{1} || ' Year')"; break;
case DateParts.Quarter: expStr += "({1}*3) || ' Month')"; break;
case DateParts.Month: expStr += "{1} || ' Month')"; break;
case DateParts.DayOfYear:
case DateParts.WeekDay:
case DateParts.Day: expStr += "{1} || ' Day')"; break;
case DateParts.Week: expStr += "({1}*7) || ' Day')"; break;
default:
throw new InvalidOperationException($"Unexpected datepart: {part}");
}
builder.ResultExpression = new SqlExpression(typeof(DateTime?), expStr, Precedence.Concatenate, date, number);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>(0);
var startdate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var partSql = new SqlExpression(DatePartBuilder.DatePartToStr(part), Precedence.Primary);
builder.ResultExpression = new SqlFunction(typeof(int), builder.Expression, partSql, startdate, endDate);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <Sql.DateParts>("part");
var partStr = DatePartBuilder.DatePartToStr(part);
var date = builder.GetExpression("date");
var number = builder.GetExpression("number");
builder.ResultExpression = new SqlFunction(typeof(DateTimeOffset?), builder.Expression,
new SqlExpression(partStr, Precedence.Primary), number, date);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var date = builder.GetExpression("date");
var number = builder.GetExpression("number", true);
string function;
switch (part)
{
case DateParts.Year: function = "Add_Years"; break;
case DateParts.Quarter:
function = "Add_Months";
number = builder.Mul(number, 3);
break;
case DateParts.Month: function = "Add_Months"; break;
case DateParts.DayOfYear:
case DateParts.Day:
case DateParts.WeekDay: function = "Add_Days"; break;
case DateParts.Week:
function = "Add_Days";
number = builder.Mul(number, 7);
break;
case DateParts.Hour:
function = "Add_Seconds";
number = builder.Mul(number, 3600);
break;
case DateParts.Minute:
function = "Add_Seconds";
number = builder.Mul(number, 60);
break;
case DateParts.Second: function = "Add_Seconds"; break;
case DateParts.Millisecond:
function = "Add_Seconds";
number = builder.Div(number, 1000);
break;
default:
throw new InvalidOperationException($"Unexpected datepart: {part}");
}
builder.ResultExpression = new SqlFunction(typeof(DateTime?), function, date, number);
}
public void Build(ISqExtensionBuilder builder)
{
var fieldExpr = builder.GetExpression(0);
var qualified = builder.Arguments.Length <= 1 || builder.GetValue <bool>(1);
var isExpression = builder.Member.Name == "FieldExpr";
var field = QueryHelper.ExtractField(fieldExpr);
if (field == null)
{
throw new LinqToDBException($"Can not convert expression {builder.Arguments[0]} to field.");
}
if (isExpression)
{
builder.ResultExpression = qualified
? new SqlExpression(typeof(string), "{0}", Precedence.Primary, new SqlField(field))
: new SqlExpression(typeof(string), field.PhysicalName, Precedence.Primary);
}
else
{
var name = field.PhysicalName;
if (qualified)
{
name = builder.DataContext.CreateSqlProvider().ConvertInline(name, ConvertType.NameToQueryField);
}
builder.ResultExpression = new SqlValue(name);
}
}
public void Build(ISqExtensionBuilder builder)
{
var expr = builder.GetExpression("expr");
var collation = builder.GetValue <string>("collation").Replace("\"", "\"\"");
builder.ResultExpression = new SqlExpression(typeof(string), $"{{0}} COLLATE \"{collation}\"", Precedence.Primary, expr);
}
public void Build(ISqExtensionBuilder builder)
{
var separator = builder.GetExpression(0);
var arguments = (NewArrayExpression)builder.Arguments[1];
if (arguments.Expressions.Count == 0)
{
builder.ResultExpression = new SqlExpression(typeof(string), "''");
}
else if (arguments.Expressions.Count == 1)
{
builder.ResultExpression = IsNullExpression(builder.ConvertExpressionToSql(arguments.Expressions[0]));
}
else
{
var items = arguments.Expressions.Select(e =>
IsNullExpression(StringConcatExpression(separator, builder.ConvertExpressionToSql(e)))
);
var concatenation =
items.Aggregate(StringConcatExpression);
builder.ResultExpression = TruncateExpression(concatenation, separator);
}
}
public void Build(ISqExtensionBuilder builder)
{
var expr = builder.GetExpression("expr");
var collation = builder.GetValue <string>("collation");
// collation cannot be parameter
builder.ResultExpression = new SqlExpression(typeof(string), $"COLLATION_KEY_BIT({{0}}, {{1}})", Precedence.Primary, expr, new SqlValue(typeof(string), collation));
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var partStr = DatePartToStr(part);
var date = builder.GetExpression("date");
builder.ResultExpression = new SqlFunction(typeof(int), builder.Expression,
new SqlExpression(partStr, Precedence.Primary), date);
}
public void Build(ISqExtensionBuilder builder)
{
var separator = builder.GetExpression("separator");
// SAP HANA doesn't support parameters as separators
if (separator is SqlParameter parameter)
{
parameter.IsQueryParameter = false;
}
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>(0);
var startDate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var secondsExpr = builder.Mul <int>(builder.Sub <int>(
new SqlFunction(typeof(int), "Days", endDate),
new SqlFunction(typeof(int), "Days", startDate)),
new SqlValue(86400));
var midnight = builder.Sub <int>(
new SqlFunction(typeof(int), "MIDNIGHT_SECONDS", endDate),
new SqlFunction(typeof(int), "MIDNIGHT_SECONDS", startDate));
var resultExpr = builder.Add <int>(secondsExpr, midnight);
switch (part)
{
case DateParts.Day: resultExpr = builder.Div(resultExpr, 86400); break;
case DateParts.Hour: resultExpr = builder.Div(resultExpr, 3600); break;
case DateParts.Minute: resultExpr = builder.Div(resultExpr, 60); break;
case DateParts.Second: break;
case DateParts.Millisecond:
resultExpr = builder.Add <int>(
builder.Mul(resultExpr, 1000),
builder.Div(
builder.Sub <int>(
new SqlFunction(typeof(int), "MICROSECOND", endDate),
new SqlFunction(typeof(int), "MICROSECOND", startDate)),
1000));
break;
default:
throw new InvalidOperationException($"Unexpected datepart: {part}");
}
builder.ResultExpression = resultExpr;
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <Sql.DateParts>(0);
var startDate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var expStr = "round((julianday({1}) - julianday({0}))";
expStr += part switch
{
DateParts.Day => ")",
DateParts.Hour => " * 24)",
DateParts.Minute => " * 1440)",
DateParts.Second => " * 86400)",
DateParts.Millisecond => " * 86400000)",
_ => throw new ArgumentOutOfRangeException(),
};
builder.ResultExpression = new SqlExpression(typeof(int), expStr, startDate, endDate);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>(0);
var startDate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var expStr = "round((julianday({1}) - julianday({0}))";
expStr += part switch
{
DateParts.Day => ")",
DateParts.Hour => " * 24)",
DateParts.Minute => " * 1440)",
DateParts.Second => " * 86400)",
DateParts.Millisecond => " * 86400000)",
_ => throw new InvalidOperationException($"Unexpected datepart: {part}"),
};
builder.ResultExpression = new SqlExpression(typeof(int), expStr, startDate, endDate);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>(0);
var startDate = builder.GetExpression(1);
var endDate = builder.GetExpression(2);
var expStr = part switch
{
DateParts.Year => "(DATE_PART('year', {1}::date) - DATE_PART('year', {0}::date))",
DateParts.Month => "((DATE_PART('year', {1}::date) - DATE_PART('year', {0}::date)) * 12 + (DATE_PART('month', {1}'::date) - DATE_PART('month', {0}::date)))",
DateParts.Week => "TRUNC(DATE_PART('day', {1}::timestamp - {0}::timestamp) / 7)",
DateParts.Day => "EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp)) / 86400",
DateParts.Hour => "EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp)) / 3600",
DateParts.Minute => "EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp)) / 60",
DateParts.Second => "EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp))",
DateParts.Millisecond => "ROUND(EXTRACT(EPOCH FROM ({1}::timestamp - {0}::timestamp)) * 1000)",
_ => throw new InvalidOperationException($"Unexpected datepart: {part}"),
};
builder.ResultExpression = new SqlExpression(typeof(int), expStr, Precedence.Multiplicative, startDate, endDate);
}
public void Build(ISqExtensionBuilder builder)
{
var expr = builder.GetExpression("expr");
var collation = builder.GetValue <string>("collation");
if (!ValidateCollation(collation))
{
throw new InvalidOperationException($"Invalid collation: {collation}");
}
builder.ResultExpression = new SqlExpression(typeof(string), $"{{0}} COLLATE {collation}", Precedence.Primary, expr);
}
public void Build(ISqExtensionBuilder builder)
{
ISqlExpression data;
if (builder.Arguments.Length == 2)
{
data = builder.GetExpression("source");
}
else
{
data = builder.GetExpression("selector");
}
// https://github.com/linq2db/linq2db/issues/1765
if (data is SqlField field && field.Type !.Value.DataType != DataType.Undefined)
{
var separator = builder.GetExpression("separator");
if (separator is SqlValue value && value.ValueType.DataType == DataType.Undefined)
{
value.ValueType = value.ValueType.WithDataType(field.Type !.Value.DataType);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var date = builder.GetExpression("date");
var number = builder.GetExpression("number", true);
string expStr;
switch (part)
{
case DateParts.Year: expStr = "{0} * INTERVAL '1' YEAR"; break;
case DateParts.Quarter: expStr = "{0} * INTERVAL '3' MONTH"; break;
case DateParts.Month: expStr = "{0} * INTERVAL '1' MONTH"; break;
case DateParts.DayOfYear:
case DateParts.WeekDay:
case DateParts.Day: expStr = "{0} * INTERVAL '1' DAY"; break;
case DateParts.Week: expStr = "{0} * INTERVAL '7' DAY"; break;
case DateParts.Hour: expStr = "{0} * INTERVAL '1' HOUR"; break;
case DateParts.Minute: expStr = "{0} * INTERVAL '1' MINUTE"; break;
case DateParts.Second: expStr = "{0} * INTERVAL '1' SECOND"; break;
case DateParts.Millisecond: expStr = "{0} * INTERVAL '0.001' SECOND"; break;
default:
throw new InvalidOperationException($"Unexpected datepart: {part}");
}
builder.ResultExpression = builder.Add(
date,
new SqlExpression(typeof(TimeSpan?), expStr, Precedence.Multiplicative, number),
typeof(DateTime?));
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var date = builder.GetExpression("date");
var number = builder.GetExpression("number", true);
string expStr;
switch (part)
{
case DateParts.Year: expStr = "{0} Year"; break;
case DateParts.Quarter: expStr = "({0} * 3) Month"; break;
case DateParts.Month: expStr = "{0} Month"; break;
case DateParts.DayOfYear:
case DateParts.WeekDay:
case DateParts.Day: expStr = "{0} Day"; break;
case DateParts.Week: expStr = "({0} * 7) Day"; break;
case DateParts.Hour: expStr = "{0} Hour"; break;
case DateParts.Minute: expStr = "{0} Minute"; break;
case DateParts.Second: expStr = "{0} Second"; break;
case DateParts.Millisecond: expStr = "({0} / 1000.0) Second"; break;
default:
throw new InvalidOperationException($"Unexpected datepart: {part}");
}
builder.ResultExpression = builder.Add(
date,
new SqlExpression(typeof(TimeSpan?), expStr, Precedence.Primary, number),
typeof(DateTime?));
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var date = builder.GetExpression("date");
var number = builder.GetExpression("number", true);
string expStr;
switch (part)
{
case DateParts.Year: expStr = "{0} * Interval '1 Year'"; break;
case DateParts.Quarter: expStr = "{0} * Interval '1 Month' * 3"; break;
case DateParts.Month: expStr = "{0} * Interval '1 Month'"; break;
case DateParts.DayOfYear:
case DateParts.WeekDay:
case DateParts.Day: expStr = "{0} * Interval '1 Day'"; break;
case DateParts.Week: expStr = "{0} * Interval '1 Day' * 7"; break;
case DateParts.Hour: expStr = "{0} * Interval '1 Hour'"; break;
case DateParts.Minute: expStr = "{0} * Interval '1 Minute'"; break;
case DateParts.Second: expStr = "{0} * Interval '1 Second'"; break;
case DateParts.Millisecond: expStr = "{0} * Interval '1 Millisecond'"; break;
default:
throw new InvalidOperationException($"Unexpected datepart: {part}");
}
builder.ResultExpression = builder.Add(
date,
new SqlExpression(typeof(TimeSpan?), expStr, Precedence.Multiplicative, number),
typeof(DateTime?));
}
public void Build(ISqExtensionBuilder builder)
{
var tableExpr = builder.GetExpression(0);
var fieldName = builder.GetValue <string>(1);
var sqlField = tableExpr as SqlField;
if (sqlField == null)
{
throw new LinqToDBException("Can not find Table associated with expression");
}
builder.ResultExpression = new SqlField(sqlField.Table !, fieldName);
}
public void Build(ISqExtensionBuilder builder)
{
var tableExpr = builder.GetExpression(0);
var sqlField = tableExpr as SqlField;
if (sqlField == null)
{
throw new LinqToDBException("Can not find Table associated with expression");
}
var sqlTable = (SqlTable)sqlField.Table !;
builder.ResultExpression = new SqlField(sqlTable, sqlTable.TableName.Name);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var date = builder.GetExpression("date");
var number = builder.GetExpression("number", true);
var partStr = part switch
{
DateParts.Year => "yyyy",
DateParts.Quarter => "q",
DateParts.Month => "m",
DateParts.DayOfYear => "y",
DateParts.Day => "d",
DateParts.Week => "ww",
DateParts.WeekDay => "w",
DateParts.Hour => "h",
DateParts.Minute => "n",
DateParts.Second => "s",
_ => throw new InvalidOperationException($"Unexpected datepart: {part}"),
};
builder.ResultExpression = new SqlFunction(typeof(DateTime?), "DateAdd",
new SqlValue(partStr), number, date);
}
public void Build(ISqExtensionBuilder builder)
{
var part = builder.GetValue <DateParts>("part");
var date = builder.GetExpression("date");
var number = builder.GetExpression("number", true);
string expStr;
switch (part)
{
case DateParts.Year: expStr = "{0} + Interval({1}) Year to Year"; break;
case DateParts.Quarter: expStr = "{0} + Interval({1}) Month to Month * 3"; break;
case DateParts.Month: expStr = "{0} + Interval({1}) Month to Month"; break;
case DateParts.DayOfYear:
case DateParts.WeekDay:
case DateParts.Day: expStr = "{0} + Interval({1}) Day to Day"; break;
case DateParts.Week: expStr = "{0} + Interval({1}) Day to Day * 7"; break;
case DateParts.Hour: expStr = "{0} + Interval({1}) Hour to Hour"; break;
case DateParts.Minute: expStr = "{0} + Interval({1}) Minute to Minute"; break;
case DateParts.Second: expStr = "{0} + Interval({1}) Second to Second"; break;
case DateParts.Millisecond: expStr = "{0} + Interval({1}) Second to Fraction * 1000"; break;
default:
throw new InvalidOperationException($"Unexpected datepart: {part}");
}
builder.ResultExpression = new SqlExpression(typeof(DateTime?), expStr, Precedence.Additive, date, number);
}
