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Tsql 需要启动代理作业并等待完成,以获得成功或失败_Tsql_Sql Server 2005_Sql Agent Job - Fatal编程技术网

Tsql 需要启动代理作业并等待完成,以获得成功或失败

Tsql 需要启动代理作业并等待完成,以获得成功或失败,tsql,sql-server-2005,sql-agent-job,Tsql,Sql Server 2005,Sql Agent Job,我一直在尝试使用SQLServer2005查找示例代码,我需要启动一个代理作业并等待它完成该过程,然后获得成功或失败 我知道我可以用 EXEC MSDB.dbo.sp_start_job @Job_Name = 'JobName' 启动作业,但我找不到任何示例代码来轮询msdb.dbo.sp_help_作业,以了解它何时完成,然后确定它是成功还是失败。您可以查阅表中的“运行状态”列。0表示失败。可能不是非常可靠的方法,但我可能会尝试在进程开始和结束时将作业写入某个表,并在客户端应用程序中轮询

我一直在尝试使用SQLServer2005查找示例代码,我需要启动一个代理作业并等待它完成该过程,然后获得成功或失败

我知道我可以用

EXEC MSDB.dbo.sp_start_job @Job_Name = 'JobName' 

启动作业,但我找不到任何示例代码来轮询msdb.dbo.sp_help_作业,以了解它何时完成,然后确定它是成功还是失败。

您可以查阅表中的“运行状态”列。0表示失败。

可能不是非常可靠的方法,但我可能会尝试在进程开始和结束时将作业写入某个表,并在客户端应用程序中轮询该表,或使用ADO事件触发相应的事件处理程序。

以下是我为此编写的代码。需要注意的一点是,当执行此过程时,它不会处理作业已在运行的情况

CREATE PROCEDURE [admin].[StartAgentJobAndWaitForCompletion]
    @JobName    SYSNAME,
    @TimeLimit  INT         = 60,   --     Stop waiting after this number of minutes
    @Debug      BIT         = 0
AS
SET NOCOUNT ON;

DECLARE @JobId          UNIQUEIDENTIFIER,
        @Current        DATETIME,
        @Message        NVARCHAR(MAX),
        @SessionId      INT;

SELECT  @JobId = job_id
  FROM  msdb.dbo.sysjobs
 WHERE  name = @JobName;

IF @JobId IS NULL BEGIN
    RAISERROR ('No job named "%s"', 16, 1, @JobName) WITH NOWAIT;
    RETURN 1;
END;

EXEC msdb.dbo.sp_start_job @job_id = @JobId;

IF @Debug =1 BEGIN
    SET @Message = CONVERT(VARCHAR(19), CURRENT_TIMESTAMP, 120) + ' ' + @JobName     + ' started';
    RAISERROR (@Message, 0, 1) WITH NOWAIT;
END;

SET @Current = CURRENT_TIMESTAMP;
WAITFOR DELAY '00:00:02';   -- Allow time for the system views to be populated

WHILE DATEADD(mi, @TimeLimit, @Current) > CURRENT_TIMESTAMP BEGIN
    SET @SessionId = NULL;

    SELECT  TOP(1) @SessionId = session_id
      FROM  msdb.dbo.sysjobactivity sja
     WHERE  sja.job_id = @JobId
       AND  sja.start_execution_date IS NOT NULL
       AND  sja.stop_execution_date IS NULL
     ORDER  BY sja.start_execution_date DESC;

    IF @SessionId IS NULL
        BREAK;

    IF @Debug =1 BEGIN
            SET @Message = CONVERT(VARCHAR(19), CURRENT_TIMESTAMP, 120) + ' ' + @JobName     + ', Session: ' + CONVERT(VARCHAR(38), @SessionId);
        RAISERROR (@Message, 0, 1) WITH NOWAIT;
    END;

    WAITFOR DELAY '00:00:05';
                                                                                           END;

IF @Debug = 1 BEGIN
    SET @Message = CONVERT(VARCHAR(19), CURRENT_TIMESTAMP, 120) + ' ' + @JobName     + ' completed';
    RAISERROR (@Message, 0, 1) WITH NOWAIT;
END;

WAITFOR DELAY '00:00:02';   -- Allow time for the system views to be populated

RETURN 0;
CREATE PROCEDURE dbo.usp_RunJobWithOutcome
@JobName sysname
, @RunTimeout int
, @RunStatus int output
AS
SET NOCOUNT ON

--Verify that this job exists
IF NOT EXISTS (SELECT 1 FROM msdb.dbo.sysjobs WHERE [name] = @JobName)
BEGIN
    SET @RunStatus = 5 --Unknown
    RAISERROR('Invalid job name ''%s''', 16, 245, @JobName);
    RETURN 1
END;

--Start the job
DECLARE @retval int;
exec @retval = msdb.dbo.sp_start_job @job_name=@JobName;

--If start succeeded, poll for completion
IF @retval = 0 
BEGIN
    PRINT N'Job started successfully';
    WAITFOR DELAY '00:00:05';

    DECLARE @JobRunTime int;
    SET @JobRunTime = 0;
    SET @RunStatus = 5; --Unknown -> default return

    WHILE @JobRunTime < @RunTimeout
    BEGIN
        WAITFOR DELAY '00:00:05';

        --SELECT statement below give the same result as 'sp_help_jobactivity' sys-proc
        SELECT @JobRunTime = CASE WHEN stop_execution_date IS NULL THEN DATEDIFF(SECOND, start_execution_date, GETDATE()) ELSE @RunTimeout END 
        FROM ( 
            SELECT ja.session_id, ja.job_id, j.[name] job_name, ja.run_requested_date, ja.run_requested_source, ja.queued_date, ja.start_execution_date
                , ja.last_executed_step_id, ja.last_executed_step_date, ja.stop_execution_date, ja.next_scheduled_run_date, ja.job_history_id
                , jh.[message], jh.run_status, jh.operator_id_emailed, jh.operator_id_netsent, jh.operator_id_paged
            FROM msdb.dbo.sysjobactivity ja
            JOIN msdb.dbo.sysjobs j ON ja.job_id = j.job_id
            LEFT JOIN msdb.dbo.sysjobhistory jh ON ja.job_history_id = jh.instance_id
            WHERE ja.session_id = (SELECT MAX(session_id) FROM msdb.dbo.sysjobactivity ja1 WHERE ja1.job_id = ja.job_id AND ja1.run_requested_date IS NOT NULL)
                AND j.[name] = @JobName
        ) JobActivity;
    END;

    --Get the final stats
    SELECT @RunStatus=run_status, @JobRunTime=DATEDIFF(SECOND, start_execution_date, stop_execution_date)
    FROM (
        SELECT ja.session_id, ja.job_id, j.[name] job_name, ja.run_requested_date, ja.run_requested_source, ja.queued_date, ja.start_execution_date
            , ja.last_executed_step_id, ja.last_executed_step_date, ja.stop_execution_date, ja.next_scheduled_run_date, ja.job_history_id
            , jh.[message], jh.run_status, jh.operator_id_emailed, jh.operator_id_netsent, jh.operator_id_paged
        FROM msdb.dbo.sysjobactivity ja
        JOIN msdb.dbo.sysjobs j ON ja.job_id = j.job_id
        LEFT JOIN msdb.dbo.sysjobhistory jh ON ja.job_history_id = jh.instance_id
        WHERE ja.session_id = (SELECT MAX(session_id) FROM msdb.dbo.sysjobactivity ja1 WHERE ja1.job_id = ja.job_id AND ja1.run_requested_date IS NOT NULL)
            AND j.[name] = @JobName
    ) JobActivity;

    PRINT N'Job completed in ' + CONVERT(nvarchar, @JobRunTime) + ' seconds.'
    IF @RunStatus = 1 RETURN 0; --Success
    ELSE RETURN 1; --Failed
END;
ELSE
BEGIN
    PRINT N'Job could not start';
    SET @RunStatus = 5 --Unknown
    RETURN 1; --failed
END;

GO
DECLARE @RunStatus int, @retval int
--Run for max 60 minutes
exec @retval=dbo.usp_RunJobWithOutcome @JobName='*<your job name here>*', @RunTimeout=3600, @RunStatus=@RunStatus output

SELECT @retval, @RunStatus
GO
-- =============================================
-- Description: Starts a SQLAgent Job and waits for it to finish or until a specified wait period elapsed
-- @result: 1 -> OK
--          0 -> still running after maxwaitmins
-- =============================================
CREATE procedure [dbo].[StartAgentJobAndWait](@job nvarchar(128), @maxwaitmins int = 5) --, @result int output)
AS
BEGIN

set NOCOUNT ON;
set XACT_ABORT ON;

    BEGIN TRY

    declare @running as int
    declare @seccount as int
    declare @maxseccount as int
    declare @start_job as bigint
    declare @run_status as int

    set @start_job = cast(convert(varchar, getdate(), 112) as bigint) * 1000000 + datepart(hour, getdate()) * 10000 + datepart(minute, getdate()) * 100 + datepart(second, getdate())

    set @maxseccount = 60*@maxwaitmins
    set @seccount = 0
    set @running = 0

    declare @job_owner sysname
    declare @job_id UNIQUEIDENTIFIER

    set @job_owner = SUSER_SNAME()

    -- get job id
    select @job_id=job_id
    from msdb.dbo.sysjobs sj
    where sj.name=@job

    -- invalid job name then exit with an error
    if @job_id is null
        RAISERROR (N'Unknown job: %s.', 16, 1, @job)

    -- output from stored procedure xp_sqlagent_enum_jobs is captured in the following table
    declare @xp_results TABLE ( job_id                UNIQUEIDENTIFIER NOT NULL,
                                last_run_date         INT              NOT NULL,
                                last_run_time         INT              NOT NULL,
                                next_run_date         INT              NOT NULL,
                                next_run_time         INT              NOT NULL,
                                next_run_schedule_id  INT              NOT NULL,
                                requested_to_run      INT              NOT NULL, -- BOOL
                                request_source        INT              NOT NULL,
                                request_source_id     sysname          COLLATE database_default NULL,
                                running               INT              NOT NULL, -- BOOL
                                current_step          INT              NOT NULL,
                                current_retry_attempt INT              NOT NULL,
                                job_state             INT              NOT NULL)

    -- start the job
    declare @r as int
    exec @r = msdb..sp_start_job @job

    -- quit if unable to start
    if @r<>0
        RAISERROR (N'Could not start job: %s.', 16, 2, @job)

    -- start with an initial delay to allow the job to appear in the job list (maybe I am missing something ?)
    WAITFOR DELAY '0:0:01';
    set @seccount = 1

    -- check job run state
    insert into @xp_results
    execute master.dbo.xp_sqlagent_enum_jobs 1, @job_owner, @job_id

    set @running= (SELECT top 1 running from @xp_results)

    while @running<>0 and @seccount < @maxseccount
    begin
        WAITFOR DELAY '0:0:01';
        set @seccount = @seccount + 1

        delete from @xp_results

        insert into @xp_results
        execute master.dbo.xp_sqlagent_enum_jobs 1, @job_owner, @job_id

        set @running= (SELECT top 1 running from @xp_results)
    end

    -- result: not ok (=1) if still running

    if @running <> 0 begin
        -- still running
        return 0
    end
    else begin

        -- did it finish ok ?
        set @run_status = 0

        select @run_status=run_status
        from msdb.dbo.sysjobhistory
        where job_id=@job_id
          and cast(run_date as bigint) * 1000000 + run_time >= @start_job

        if @run_status=1
            return 1  --finished ok
        else  --error
            RAISERROR (N'job %s did not finish successfully.', 16, 2, @job)

    end

    END TRY
    BEGIN CATCH

    DECLARE
        @ErrorMessage    NVARCHAR(4000),
        @ErrorNumber     INT,
        @ErrorSeverity   INT,
        @ErrorState      INT,
        @ErrorLine       INT,
        @ErrorProcedure  NVARCHAR(200);

    SELECT
        @ErrorNumber = ERROR_NUMBER(),
        @ErrorSeverity = ERROR_SEVERITY(),
        @ErrorState = ERROR_STATE(),
        @ErrorLine = ERROR_LINE(),
        @ErrorProcedure = ISNULL(ERROR_PROCEDURE(), '-');

    SELECT @ErrorMessage =
        N'Error %d, Level %d, State %d, Procedure %s, Line %d, ' +
            'Message: '+ ERROR_MESSAGE();

    RAISERROR
        (
        @ErrorMessage,
        @ErrorSeverity,
        1,
        @ErrorNumber,    -- original error number.
        @ErrorSeverity,  -- original error severity.
        @ErrorState,     -- original error state.
        @ErrorProcedure, -- original error procedure name.
        @ErrorLine       -- original error line number.
        );

    END CATCH
END