SqlServerDbFunctionsExtensions.DateDiffWeek Method

Reference

Definition

Namespace:: Microsoft.EntityFrameworkCore

Assembly:: Microsoft.EntityFrameworkCore.SqlServer.dll

Package:: Microsoft.EntityFrameworkCore.SqlServer v5.0.0

Package:: Microsoft.EntityFrameworkCore.SqlServer v6.0.0

Package:: Microsoft.EntityFrameworkCore.SqlServer v7.0.0

Package:: Microsoft.EntityFrameworkCore.SqlServer v8.0.0

Important

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Overloads

DateDiffWeek(DbFunctions, DateTimeOffset, DateTimeOffset)	Counts the number of week boundaries crossed between the `startDate` and `endDate`. Corresponds to SQL Server's `DATEDIFF(week, @startDate, @endDate)`.
DateDiffWeek(DbFunctions, Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)	Counts the number of week boundaries crossed between the `startDate` and `endDate`. Corresponds to SQL Server's `DATEDIFF(week, @startDate, @endDate)`.
DateDiffWeek(DbFunctions, Nullable<DateTime>, Nullable<DateTime>)	Counts the number of week boundaries crossed between the `startDate` and `endDate`. Corresponds to SQL Server's `DATEDIFF(week, @startDate, @endDate)`.
DateDiffWeek(DbFunctions, DateTime, DateTime)	Counts the number of week boundaries crossed between the `startDate` and `endDate`. Corresponds to SQL Server's `DATEDIFF(week, @startDate, @endDate)`.
DateDiffWeek(DbFunctions, DateOnly, DateOnly)	Counts the number of week boundaries crossed between the `startDate` and `endDate`. Corresponds to SQL Server's `DATEDIFF(week, @startDate, @endDate)`.
DateDiffWeek(DbFunctions, Nullable<DateOnly>, Nullable<DateOnly>)	Counts the number of week boundaries crossed between the `startDate` and `endDate`. Corresponds to SQL Server's `DATEDIFF(week, @startDate, @endDate)`.

DateDiffWeek(DbFunctions, DateTimeOffset, DateTimeOffset)

Counts the number of week boundaries crossed between the startDate and endDate. Corresponds to SQL Server's DATEDIFF(week, @startDate, @endDate).

public static int DateDiffWeek (this Microsoft.EntityFrameworkCore.DbFunctions _, DateTimeOffset startDate, DateTimeOffset endDate);

static member DateDiffWeek : Microsoft.EntityFrameworkCore.DbFunctions * DateTimeOffset * DateTimeOffset -> int

<Extension()>
Public Function DateDiffWeek (_ As DbFunctions, startDate As DateTimeOffset, endDate As DateTimeOffset) As Integer

Parameters

_: DbFunctions

The DbFunctions instance.

startDate: DateTimeOffset

Starting date for the calculation.

endDate: DateTimeOffset

Ending date for the calculation.

Returns

Int32

Number of week boundaries crossed between the dates.

Remarks

See Database functions, and Accessing SQL Server and Azure SQL databases with EF Core for more information and examples.

Applies to

DateDiffWeek(DbFunctions, Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)

Counts the number of week boundaries crossed between the startDate and endDate. Corresponds to SQL Server's DATEDIFF(week, @startDate, @endDate).

public static int? DateDiffWeek (this Microsoft.EntityFrameworkCore.DbFunctions _, DateTimeOffset? startDate, DateTimeOffset? endDate);

static member DateDiffWeek : Microsoft.EntityFrameworkCore.DbFunctions * Nullable<DateTimeOffset> * Nullable<DateTimeOffset> -> Nullable<int>

<Extension()>
Public Function DateDiffWeek (_ As DbFunctions, startDate As Nullable(Of DateTimeOffset), endDate As Nullable(Of DateTimeOffset)) As Nullable(Of Integer)

Parameters

_: DbFunctions

The DbFunctions instance.

startDate: Nullable<DateTimeOffset>

Starting date for the calculation.

endDate: Nullable<DateTimeOffset>

Ending date for the calculation.

Returns

Nullable<Int32>

Number of week boundaries crossed between the dates.

Remarks

See Database functions, and Accessing SQL Server and Azure SQL databases with EF Core for more information and examples.

Applies to

DateDiffWeek(DbFunctions, Nullable<DateTime>, Nullable<DateTime>)

Counts the number of week boundaries crossed between the startDate and endDate. Corresponds to SQL Server's DATEDIFF(week, @startDate, @endDate).

public static int? DateDiffWeek (this Microsoft.EntityFrameworkCore.DbFunctions _, DateTime? startDate, DateTime? endDate);

static member DateDiffWeek : Microsoft.EntityFrameworkCore.DbFunctions * Nullable<DateTime> * Nullable<DateTime> -> Nullable<int>

<Extension()>
Public Function DateDiffWeek (_ As DbFunctions, startDate As Nullable(Of DateTime), endDate As Nullable(Of DateTime)) As Nullable(Of Integer)

Parameters

_: DbFunctions

The DbFunctions instance.

startDate: Nullable<DateTime>

Starting date for the calculation.

endDate: Nullable<DateTime>

Ending date for the calculation.

Returns

Nullable<Int32>

Number of week boundaries crossed between the dates.

Remarks

See Database functions, and Accessing SQL Server and Azure SQL databases with EF Core for more information and examples.

Applies to

DateDiffWeek(DbFunctions, DateTime, DateTime)

Counts the number of week boundaries crossed between the startDate and endDate. Corresponds to SQL Server's DATEDIFF(week, @startDate, @endDate).

public static int DateDiffWeek (this Microsoft.EntityFrameworkCore.DbFunctions _, DateTime startDate, DateTime endDate);

static member DateDiffWeek : Microsoft.EntityFrameworkCore.DbFunctions * DateTime * DateTime -> int

<Extension()>
Public Function DateDiffWeek (_ As DbFunctions, startDate As DateTime, endDate As DateTime) As Integer

Parameters

_: DbFunctions

The DbFunctions instance.

startDate: DateTime

Starting date for the calculation.

endDate: DateTime

Ending date for the calculation.

Returns

Int32

Number of week boundaries crossed between the dates.

Remarks

See Database functions, and Accessing SQL Server and Azure SQL databases with EF Core for more information and examples.

Applies to

DateDiffWeek(DbFunctions, DateOnly, DateOnly)

Counts the number of week boundaries crossed between the startDate and endDate. Corresponds to SQL Server's DATEDIFF(week, @startDate, @endDate).

public static int DateDiffWeek (this Microsoft.EntityFrameworkCore.DbFunctions _, DateOnly startDate, DateOnly endDate);

static member DateDiffWeek : Microsoft.EntityFrameworkCore.DbFunctions * DateOnly * DateOnly -> int

<Extension()>
Public Function DateDiffWeek (_ As DbFunctions, startDate As DateOnly, endDate As DateOnly) As Integer

Parameters

_: DbFunctions

The DbFunctions instance.

startDate: DateOnly

Starting date for the calculation.

endDate: DateOnly

Ending date for the calculation.

Returns

Int32

Number of week boundaries crossed between the dates.

Remarks

See Database functions, and Accessing SQL Server and Azure SQL databases with EF Core for more information and examples.

Applies to

DateDiffWeek(DbFunctions, Nullable<DateOnly>, Nullable<DateOnly>)

Counts the number of week boundaries crossed between the startDate and endDate. Corresponds to SQL Server's DATEDIFF(week, @startDate, @endDate).

public static int? DateDiffWeek (this Microsoft.EntityFrameworkCore.DbFunctions _, DateOnly? startDate, DateOnly? endDate);

static member DateDiffWeek : Microsoft.EntityFrameworkCore.DbFunctions * Nullable<DateOnly> * Nullable<DateOnly> -> Nullable<int>

<Extension()>
Public Function DateDiffWeek (_ As DbFunctions, startDate As Nullable(Of DateOnly), endDate As Nullable(Of DateOnly)) As Nullable(Of Integer)

Parameters

_: DbFunctions

The DbFunctions instance.

startDate: Nullable<DateOnly>

Starting date for the calculation.

endDate: Nullable<DateOnly>

Ending date for the calculation.

Returns

Nullable<Int32>

Number of week boundaries crossed between the dates.

Remarks

See Database functions, and Accessing SQL Server and Azure SQL databases with EF Core for more information and examples.

Applies to

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SqlServerDbFunctionsExtensions.DateDiffWeek Method

Definition

Overloads

DateDiffWeek(DbFunctions, DateTimeOffset, DateTimeOffset)

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DateDiffWeek(DbFunctions, Nullable<DateTimeOffset>, Nullable<DateTimeOffset>)

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DateDiffWeek(DbFunctions, Nullable<DateTime>, Nullable<DateTime>)

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DateDiffWeek(DbFunctions, DateTime, DateTime)

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DateDiffWeek(DbFunctions, DateOnly, DateOnly)

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DateDiffWeek(DbFunctions, Nullable<DateOnly>, Nullable<DateOnly>)

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Additional resources