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  • 解决asp.net丢失session的方法文件

    /* First uninstall - this section is exactly the same as uninstall.sql */
    USE master
    GO

    /* Drop the database containing our sprocs */
    IF DB_ID('ASPState') IS NOT NULL BEGIN
    DROP DATABASE ASPState
    END
    GO

    /* Drop temporary tables */
    IF EXISTS (SELECT * FROM tempdb..sysobjects WHERE name = 'ASPStateTempSessions' AND type = 'U') BEGIN
    DROP TABLE tempdb..ASPStateTempSessions
    END
    GO

    IF EXISTS (SELECT * FROM tempdb..sysobjects WHERE name = 'ASPStateTempApplications' AND type = 'U') BEGIN
    DROP TABLE tempdb..ASPStateTempApplications
    END
    GO

    /* Drop the startup procedure */
    DECLARE @PROCID int
    SET @PROCID = OBJECT_ID('ASPState_Startup') 
    IF @PROCID IS NOT NULL AND OBJECTPROPERTY(@PROCID, 'IsProcedure') = 1 BEGIN
    DROP PROCEDURE ASPState_Startup 
    END
    GO

    /* Drop the obsolete startup enabler */
    DECLARE @PROCID int
    SET @PROCID = OBJECT_ID('EnableASPStateStartup') 
    IF @PROCID IS NOT NULL AND OBJECTPROPERTY(@PROCID, 'IsProcedure') = 1 BEGIN
    DROP PROCEDURE EnableASPStateStartup
    END
    GO

    /* Drop the obsolete startup disabler */
    DECLARE @PROCID int
    SET @PROCID = OBJECT_ID('DisableASPStateStartup') 
    IF @PROCID IS NOT NULL AND OBJECTPROPERTY(@PROCID, 'IsProcedure') = 1 BEGIN
    DROP PROCEDURE DisableASPStateStartup
    END
    GO

    /* Drop the ASPState_DeleteExpiredSessions_Job */
    DECLARE @JobID BINARY(16) 
    SELECT @JobID = job_id 
    FROM msdb.dbo.sysjobs 
    WHERE (name = N'ASPState_Job_DeleteExpiredSessions') 
    IF (@JobID IS NOT NULL) 
    BEGIN 
    -- Check if the job is a multi-server job 
    IF (EXISTS (SELECT * 
    FROM msdb.dbo.sysjobservers 
    WHERE (job_id = @JobID) AND (server_id <> 0))) 
    BEGIN 
    -- There is, so abort the script 
    RAISERROR (N'Unable to import job ''ASPState_Job_DeleteExpiredSessions'' since there is already a multi-server job with this name.', 16, 1) 
    END 
    ELSE 
    -- Delete the [local] job 
    EXECUTE msdb.dbo.sp_delete_job @job_name = N'ASPState_Job_DeleteExpiredSessions' 
    END

    USE master
    GO

    /* Create and populate the ASPState database */
    CREATE DATABASE ASPState
    GO

    USE ASPstate
    GO

    SET QUOTED_IDENTIFIER OFF 
    GO
    SET ANSI_NULLS ON 
    GO

    CREATE PROCEDURE DropTempTables
    AS
    IF EXISTS (SELECT * FROM tempdb..sysobjects WHERE name = 'ASPStateTempSessions' AND type = 'U') BEGIN
    DROP TABLE tempdb..ASPStateTempSessions
    END

    IF EXISTS (SELECT * FROM tempdb..sysobjects WHERE name = 'ASPStateTempApplications' AND type = 'U') BEGIN
    DROP TABLE tempdb..ASPStateTempApplications
    END

    RETURN 0
    GO

    CREATE PROCEDURE CreateTempTables
    AS
    /*
    * Note that we cannot create user-defined data types in
    * tempdb because sp_addtype must be run in the context
    * of the current database, and we cannot switch to 
    * tempdb from a stored procedure.
    */

    CREATE TABLE tempdb..ASPStateTempSessions (
    SessionId CHAR(32) NOT NULL PRIMARY KEY,
    Created DATETIME NOT NULL DEFAULT GETDATE(),
    Expires DATETIME NOT NULL,
    LockDate DATETIME NOT NULL,
    LockCookie INT NOT NULL,
    Timeout INT NOT NULL,
    Locked BIT NOT NULL,
    SessionItemShort VARBINARY(7000) NULL,
    SessionItemLong IMAGE NULL,
    )

    CREATE TABLE tempdb..ASPStateTempApplications (
    AppId INT NOT NULL IDENTITY PRIMARY KEY,
    AppName CHAR(280) NOT NULL,
    )

    CREATE NONCLUSTERED INDEX Index_AppName ON tempdb..ASPStateTempApplications(AppName)

    RETURN 0
    GO

    CREATE PROCEDURE ResetData
    AS
    EXECUTE DropTempTables
    EXECUTE CreateTempTables
    RETURN 0
    GO

    EXECUTE sp_addtype tSessionId, 'CHAR(32)', 'NOT NULL'
    GO

    EXECUTE sp_addtype tAppName, 'VARCHAR(280)', 'NOT NULL'
    GO

    EXECUTE sp_addtype tSessionItemShort, 'VARBINARY(7000)'
    GO

    EXECUTE sp_addtype tSessionItemLong, 'IMAGE'
    GO

    EXECUTE sp_addtype tTextPtr, 'VARBINARY(16)'
    GO

    CREATE PROCEDURE TempGetAppId
    @appName tAppName,
    @appId INT OUTPUT
    AS
    SELECT @appId = AppId
    FROM tempdb..ASPStateTempApplications
    WHERE AppName = @appName

    IF @appId IS NULL BEGIN
    INSERT tempdb..ASPStateTempApplications
    (AppName)
    VALUES
    (@appName)

    SELECT @appId = AppId
    FROM tempdb..ASPStateTempApplications
    WHERE AppName = @appName
    END

    RETURN 0
    GO

    CREATE PROCEDURE TempGetStateItem
    @id tSessionId,
    @itemShort tSessionItemShort OUTPUT,
    @locked BIT OUTPUT,
    @lockDate DATETIME OUTPUT,
    @lockCookie INT OUTPUT
    AS
    DECLARE @textptr AS tTextPtr
    DECLARE @length AS INT
    DECLARE @now as DATETIME
    SET @now = GETDATE()

    UPDATE tempdb..ASPStateTempSessions
    SET Expires = DATEADD(n, Timeout, @now), 
    @locked = Locked,
    @lockDate = LockDate,
    @lockCookie = LockCookie,
    @itemShort = CASE @locked
    WHEN 0 THEN SessionItemShort
    ELSE NULL
    END,
    @textptr = CASE @locked
    WHEN 0 THEN TEXTPTR(SessionItemLong)
    ELSE NULL
    END,
    @length = CASE @locked
    WHEN 0 THEN DATALENGTH(SessionItemLong)
    ELSE NULL
    END
    WHERE SessionId = @id
    IF @length IS NOT NULL BEGIN
    READTEXT tempdb..ASPStateTempSessions.SessionItemLong @textptr 0 @length
    END

    RETURN 0
    GO


    CREATE PROCEDURE TempGetStateItemExclusive
    @id tSessionId,
    @itemShort tSessionItemShort OUTPUT,
    @locked BIT OUTPUT,
    @lockDate DATETIME OUTPUT,
    @lockCookie INT OUTPUT
    AS
    DECLARE @textptr AS tTextPtr
    DECLARE @length AS INT
    DECLARE @now as DATETIME

    SET @now = GETDATE()
    UPDATE tempdb..ASPStateTempSessions
    SET Expires = DATEADD(n, Timeout, @now), 
    @lockDate = LockDate = CASE Locked
    WHEN 0 THEN @now
    ELSE LockDate
    END,
    @lockCookie = LockCookie = CASE Locked
    WHEN 0 THEN LockCookie + 1
    ELSE LockCookie
    END,
    @itemShort = CASE Locked
    WHEN 0 THEN SessionItemShort
    ELSE NULL
    END,
    @textptr = CASE Locked
    WHEN 0 THEN TEXTPTR(SessionItemLong)
    ELSE NULL
    END,
    @length = CASE Locked
    WHEN 0 THEN DATALENGTH(SessionItemLong)
    ELSE NULL
    END,
    @locked = Locked,
    Locked = 1
    WHERE SessionId = @id
    IF @length IS NOT NULL BEGIN
    READTEXT tempdb..ASPStateTempSessions.SessionItemLong @textptr 0 @length
    END

    RETURN 0
    GO

    CREATE PROCEDURE TempReleaseStateItemExclusive
    @id tSessionId,
    @lockCookie INT
    AS
    UPDATE tempdb..ASPStateTempSessions
    SET Expires = DATEADD(n, Timeout, GETDATE()), 
    Locked = 0
    WHERE SessionId = @id AND LockCookie = @lockCookie

    RETURN 0
    GO


    CREATE PROCEDURE TempInsertStateItemShort
    @id tSessionId,
    @itemShort tSessionItemShort,
    @timeout INT
    AS

    DECLARE @now as DATETIME
    SET @now = GETDATE()

    INSERT tempdb..ASPStateTempSessions 
    (SessionId, 
    SessionItemShort, 
    Timeout, 
    Expires, 
    Locked, 
    LockDate,
    LockCookie) 
    VALUES 
    (@id, 
    @itemShort, 
    @timeout, 
    DATEADD(n, @timeout, @now), 
    0, 
    @now,
    1)

    RETURN 0
    GO

    CREATE PROCEDURE TempInsertStateItemLong
    @id tSessionId,
    @itemLong tSessionItemLong,
    @timeout INT
    AS 
    DECLARE @now as DATETIME
    SET @now = GETDATE()

    INSERT tempdb..ASPStateTempSessions 
    (SessionId, 
    SessionItemLong, 
    Timeout, 
    Expires, 
    Locked, 
    LockDate,
    LockCookie) 
    VALUES 
    (@id, 
    @itemLong, 
    @timeout, 
    DATEADD(n, @timeout, @now), 
    0, 
    @now,
    1)

    RETURN 0
    GO

    CREATE PROCEDURE TempUpdateStateItemShort
    @id tSessionId,
    @itemShort tSessionItemShort,
    @timeout INT,
    @lockCookie INT
    AS 
    UPDATE tempdb..ASPStateTempSessions
    SET Expires = DATEADD(n, Timeout, GETDATE()), 
    SessionItemShort = @itemShort, 
    Timeout = @timeout,
    Locked = 0
    WHERE SessionId = @id AND LockCookie = @lockCookie

    RETURN 0
    GO

    CREATE PROCEDURE TempUpdateStateItemShortNullLong
    @id tSessionId,
    @itemShort tSessionItemShort,
    @timeout INT,
    @lockCookie INT
    AS 
    UPDATE tempdb..ASPStateTempSessions
    SET Expires = DATEADD(n, Timeout, GETDATE()), 
    SessionItemShort = @itemShort, 
    SessionItemLong = NULL, 
    Timeout = @timeout,
    Locked = 0
    WHERE SessionId = @id AND LockCookie = @lockCookie

    RETURN 0
    GO

    CREATE PROCEDURE TempUpdateStateItemLong
    @id tSessionId,
    @itemLong tSessionItemLong,
    @timeout INT,
    @lockCookie INT
    AS 
    UPDATE tempdb..ASPStateTempSessions
    SET Expires = DATEADD(n, Timeout, GETDATE()), 
    SessionItemLong = @itemLong,
    Timeout = @timeout,
    Locked = 0
    WHERE SessionId = @id AND LockCookie = @lockCookie

    RETURN 0
    GO

    CREATE PROCEDURE TempUpdateStateItemLongNullShort
    @id tSessionId,
    @itemLong tSessionItemLong,
    @timeout INT,
    @lockCookie INT
    AS 
    UPDATE tempdb..ASPStateTempSessions
    SET Expires = DATEADD(n, Timeout, GETDATE()), 
    SessionItemLong = @itemLong, 
    SessionItemShort = NULL,
    Timeout = @timeout,
    Locked = 0
    WHERE SessionId = @id AND LockCookie = @lockCookie

    RETURN 0
    GO

    CREATE PROCEDURE TempRemoveStateItem
    @id tSessionId,
    @lockCookie INT
    AS
    DELETE tempdb..ASPStateTempSessions
    WHERE SessionId = @id AND LockCookie = @lockCookie
    RETURN 0
    GO

    CREATE PROCEDURE TempResetTimeout
    @id tSessionId
    AS
    UPDATE tempdb..ASPStateTempSessions
    SET Expires = DATEADD(n, Timeout, GETDATE())
    WHERE SessionId = @id
    RETURN 0
    GO

    CREATE PROCEDURE DeleteExpiredSessions
    AS
    DECLARE @now DATETIME
    SET @now = GETDATE()

    DELETE tempdb..ASPStateTempSessions
    WHERE Expires < @now

    RETURN 0
    GO

    EXECUTE CreateTempTables
    GO

    /* Create the startup procedure */
    USE master
    GO

    CREATE PROCEDURE ASPState_Startup 
    AS
    EXECUTE ASPState..CreateTempTables

    RETURN 0
    GO

    EXECUTE sp_procoption @procname='ASPState_Startup', @optionname='startup', @optionvalue='true'

    /* Create the job to delete expired sessions */
    BEGIN TRANSACTION 
    DECLARE @JobID BINARY(16) 
    DECLARE @ReturnCode INT 
    SELECT @ReturnCode = 0

    -- Add job category
    IF (SELECT COUNT(*) FROM msdb.dbo.syscategories WHERE name = N'[Uncategorized (Local)]') < 1
    EXECUTE msdb.dbo.sp_add_category @name = N'[Uncategorized (Local)]'

    -- Add the job
    EXECUTE @ReturnCode = msdb.dbo.sp_add_job 
    @job_id = @JobID OUTPUT, 
    @job_name = N'ASPState_Job_DeleteExpiredSessions', 
    @owner_login_name = NULL, 
    @description = N'Deletes expired sessions from the session state database.', 
    @category_name = N'[Uncategorized (Local)]', 
    @enabled = 1, 
    @notify_level_email = 0, 
    @notify_level_page = 0, 
    @notify_level_netsend = 0, 
    @notify_level_eventlog = 0, 
    @delete_level= 0

    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 

    -- Add the job steps
    EXECUTE @ReturnCode = msdb.dbo.sp_add_jobstep 
    @job_id = @JobID,
    @step_id = 1, 
    @step_name = N'ASPState_JobStep_DeleteExpiredSessions', 
    @command = N'EXECUTE DeleteExpiredSessions', 
    @database_name = N'ASPState', 
    @server = N'', 
    @database_user_name = N'', 
    @subsystem = N'TSQL', 
    @cmdexec_success_code = 0, 
    @flags = 0, 
    @retry_attempts = 0, 
    @retry_interval = 1, 
    @output_file_name = N'', 
    @on_success_step_id = 0, 
    @on_success_action = 1, 
    @on_fail_step_id = 0, 
    @on_fail_action = 2

    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback

    EXECUTE @ReturnCode = msdb.dbo.sp_update_job @job_id = @JobID, @start_step_id = 1 
    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 

    -- Add the job schedules
    EXECUTE @ReturnCode = msdb.dbo.sp_add_jobschedule 
    @job_id = @JobID, 
    @name = N'ASPState_JobSchedule_DeleteExpiredSessions', 
    @enabled = 1, 
    @freq_type = 4, 
    @active_start_date = 20001016, 
    @active_start_time = 0, 
    @freq_interval = 1, 
    @freq_subday_type = 4, 
    @freq_subday_interval = 1, 
    @freq_relative_interval = 0, 
    @freq_recurrence_factor = 0, 
    @active_end_date = 99991231, 
    @active_end_time = 235959

    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 

    -- Add the Target Servers
    EXECUTE @ReturnCode = msdb.dbo.sp_add_jobserver @job_id = @JobID, @server_name = N'(local)' 
    IF (@@ERROR <> 0 OR @ReturnCode <> 0) GOTO QuitWithRollback 

    COMMIT TRANSACTION 
    GOTO EndSave 
    QuitWithRollback:
    IF (@@TRANCOUNT > 0) ROLLBACK TRANSACTION 
    EndSave: 
    GO

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  • 原文地址:https://www.cnblogs.com/xxjudfc/p/3752727.html
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