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SqlMethods Class

Provides methods that correspond to SQL Server functions. Methods in the SqlMethods class are only supported in LINQ to SQL queries.

Inheritance Hierarchy

System.Object
System.Data.Linq.SqlClient.SqlMethods

Namespace: System.Data.Linq.SqlClient
Assembly: System.Data.Linq (in System.Data.Linq.dll)

Syntax

Copy

public static class SqlMethods

Methods

	Name	Description
	DateDiffDay(DateTime, DateTime)	Counts the number of day boundaries between two non-nullable dates.
	DateDiffDay(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of day boundaries between two nullable dates.
	DateDiffDay(DateTimeOffset, DateTimeOffset)	Counts the number of day boundaries between two non-nullable dates.
	DateDiffDay(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of day boundaries between two nullable dates.
	DateDiffHour(DateTime, DateTime)	Counts the number of hour boundaries between two non-nullable dates.
	DateDiffHour(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of hour boundaries between two nullable dates.
	DateDiffHour(DateTimeOffset, DateTimeOffset)	Counts the number of hour boundaries between two non-nullable dates.
	DateDiffHour(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of hour boundaries between two nullable dates.
	DateDiffMicrosecond(DateTime, DateTime)	Counts the number of microsecond boundaries between two non-nullable dates.
	DateDiffMicrosecond(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of microsecond boundaries between two nullable dates.
	DateDiffMicrosecond(DateTimeOffset, DateTimeOffset)	Counts the number of microsecond boundaries between two non-nullable dates.
	DateDiffMicrosecond(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of microsecond boundaries between two nullable dates.
	DateDiffMillisecond(DateTime, DateTime)	Counts the number of millisecond boundaries between two non-nullable dates.
	DateDiffMillisecond(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of millisecond boundaries between two nullable dates.
	DateDiffMillisecond(DateTimeOffset, DateTimeOffset)	Counts the number of millisecond boundaries between two non-nullable dates.
	DateDiffMillisecond(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of millisecond boundaries between two nullable dates.
	DateDiffMinute(DateTime, DateTime)	Counts the number of minute boundaries between two non-nullable dates.
	DateDiffMinute(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of minute boundaries between two nullable dates.
	DateDiffMinute(DateTimeOffset, DateTimeOffset)	Counts the number of minute boundaries between two non-nullable dates.
	DateDiffMinute(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of minute boundaries between two nullable dates.
	DateDiffMonth(DateTime, DateTime)	Counts the number of month boundaries between two non-nullable dates.
	DateDiffMonth(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of month boundaries between two nullable dates.
	DateDiffMonth(DateTimeOffset, DateTimeOffset)	Counts the number of month boundaries between two non-nullable dates.
	DateDiffMonth(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of month boundaries between two nullable dates.
	DateDiffNanosecond(DateTime, DateTime)	Counts the number of nanosecond boundaries between two non-nullable dates.
	DateDiffNanosecond(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of nanosecond boundaries between two nullable dates.
	DateDiffNanosecond(DateTimeOffset, DateTimeOffset)	Counts the number of nanosecond boundaries between two non-nullable dates.
	DateDiffNanosecond(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of nanosecond boundaries between two nullable dates.
	DateDiffSecond(DateTime, DateTime)	Counts the number of second boundaries between two non-nullable dates.
	DateDiffSecond(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of second boundaries between two nullable dates.
	DateDiffSecond(DateTimeOffset, DateTimeOffset)	Counts the number of second boundaries between two non-nullable dates.
	DateDiffSecond(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of second boundaries between two nullable dates.
	DateDiffYear(DateTime, DateTime)	Counts the number of year boundaries between two non-nullable dates.
	DateDiffYear(Nullable<DateTime>, Nullable<DateTime>)	Counts the number of year boundaries between two nullable dates.
	DateDiffYear(DateTimeOffset, DateTimeOffset)	Counts the number of year boundaries between two non-nullable dates.
	DateDiffYear(Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of year boundaries between two nullable dates.
	Like(String, String)	Determines whether a specific character string matches a specified pattern. This method is currently only supported in LINQ to SQL queries.
	Like(String, String, Char)	Determines whether a specific character string matches a specified pattern. This method is currently only supported in LINQ to SQL queries.