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搜尋 PID, 結果:
查詢所有執行中的 SQL (mssql) keyword: 長時間, 總時間
用以下指令可以對 Ms-SQL Server 查出所有正在執行的 SQL 指令,並且依 執行總時間 反向排序

SELECT      r.scheduler_id as 排程器識別碼,
            status         as 要求的狀態,
            r.session_id   as SPID,
            r.blocking_session_id as BlkBy,
            substring(
                ltrim(q.text),
                r.statement_start_offset/2+1,
                (CASE
                 WHEN r.statement_end_offset = -1
                 THEN LEN(CONVERT(nvarchar(MAX), q.text)) * 2
                 ELSE r.statement_end_offset
                 END - r.statement_start_offset)/2)
                 AS [正在執行的 T-SQL 命令],
            r.cpu_time      as [CPU Time(ms)],
            r.start_time    as [開始時間],
            r.total_elapsed_time as [執行總時間],
            r.reads              as [讀取數],
            r.writes             as [寫入數],
            r.logical_reads      as [邏輯讀取數],
            -- q.text, /* 完整的 T-SQL 指令碼 */
            d.name               as [資料庫名稱]
FROM        sys.dm_exec_requests r 
            CROSS APPLY sys.dm_exec_sql_text(sql_handle) AS q
            LEFT JOIN sys.databases d ON (r.database_id=d.database_id)
WHERE       r.session_id <> @@SPID
ORDER BY    r.total_elapsed_time desc
More...
Bike, 2024/12/2 下午 04:44:39
平行序處理多筆資料
由於匯入91訂單,如果是一筆一筆抓,會耗費比較久的時間
下列寫法是,開兩條 thread 平行處理,可以節省約一半時間

public ConcurrentBag<V2SalesOrderGetDataList> ConcurencyGetApp91OrderDetails(List<string> TMCodes, int shopId, ref ConcurrentBag<string> orderErrMsgs)
        {
            #region 平行查詢
            ConcurrentBag<V2SalesOrderGetDataList> result = new ConcurrentBag<V2SalesOrderGetDataList>();
            ConcurrentBag<string> errs = new ConcurrentBag<string>();
            ConcurrentQueue<string> TMCodeQueues = new ConcurrentQueue<string>();
            TMCodes.ForEach(x => TMCodeQueues.Enqueue(x));

            Action searchOrderDetail = () =>
            {
                if (!TMCodeQueues.IsEmpty)
                {
                    string TMCode = string.Empty;

                    while (TMCodeQueues.TryDequeue(out TMCode))
                    {
                        V2SalesOrderGetReqModel reqModel = new V2SalesOrderGetReqModel()
                        {
                            ShopId = shopId,
                            TGCode = null,
                            TMCode = TMCode,
                            TSCode = null,
                        };

                        try
                        {
                            V2SalesOrderGet91API req = new V2SalesOrderGet91API();
                            var resp = req.Execute(reqModel, shopId);

                            if (resp.Status == "Success")
                            {
                                foreach (var l in resp.Data.List)
                                {
                                    result.Add(l);
                                }
                            }
                            else
                            {
                                //主單編號 , 錯誤原因
                                errs.Add(TMCode + " , " + resp.ErrorMessage);
                            }
                        }
                        catch (Exception ex)
                        {
                            errs.Add(TMCode + " , " + ex.Message);
                        }
                    }
                }
            };

            //指派Thread
            Parallel.Invoke(searchOrderDetail, searchOrderDetail);
            #endregion

            //查詢失敗
            orderErrMsgs = errs;

            return result;
        }
More...
darren, 2023/6/19 下午 04:47:30
建立sp_who3(Connection pool 執行的 SQL 指令)
USE [master]
GO
/****** Object: StoredProcedure [dbo].[sp_who3]    Script Date: 06/26/2008 09:40:54 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE PROCEDURE [dbo].[sp_who3]    
(    
@filter tinyint = 1,    
@filterspid int = NULL    
)    
AS    
SET NOCOUNT ON;    
    
DECLARE @processes TABLE    
(    
spid int,    
blocked int,    
databasename varchar(256),    
hostname varchar(256),    
program_name varchar(256),    
loginame varchar(256),    
status varchar(60),    
cmd varchar(128),    
cpu int,    
physical_io int,    
[memusage] int,    
login_time datetime,    
last_batch datetime,    
current_statement_parent xml,
current_statement_sub xml)

INSERT INTO @processes    
SELECT sub.*
FROM
(
SELECT sp.spid,    
sp.blocked,    
sd.name,    
RTRIM(sp.hostname) AS hostname,
RTRIM(sp.[program_name]) AS [program_name],    
RTRIM(sp.loginame) AS loginame,    
RTRIM(sp.status) AS status,    
sp.cmd,    
sp.cpu,    
sp.physical_io,    
sp.memusage,    
sp.login_time,    
sp.last_batch,
(
    SELECT
LTRIM(st.text) AS [text()]
    FOR XML PATH(''), TYPE
) AS parent_text,
(
    SELECT
LTRIM(CASE
WHEN LEN(COALESCE(st.text, '')) = 0 THEN NULL
ELSE SUBSTRING(st.text, (er.statement_start_offset/2)+1,
((CASE er.statement_end_offset
WHEN -1 THEN DATALENGTH(st.text)
ELSE er.statement_end_offset
END - er.statement_start_offset)/2) + 1)
END) AS [text()]
FROM sys.dm_exec_requests er CROSS APPLY sys.dm_exec_sql_text(er.sql_handle) AS st
WHERE er.session_id = sp.spid
    FOR XML PATH(''), TYPE
) AS child_text
FROM sys.sysprocesses sp WITH (NOLOCK) LEFT JOIN sys.sysdatabases sd WITH (NOLOCK) ON sp.dbid = sd.dbid
CROSS APPLY sys.dm_exec_sql_text(sp.sql_handle) AS st
) sub INNER JOIN sys.sysprocesses sp2 ON sub.spid = sp2.spid
ORDER BY
sub.spid

-- if specific spid required    
IF @filterspid IS NOT NULL    
DELETE @processes    
WHERE spid <> @filterspid    
    
-- remove system processes    
IF @filter = 1 OR @filter = 2    
DELETE @processes    
WHERE spid < 51
OR spid = @@SPID
    
-- remove inactive processes    
IF @filter = 2    
DELETE @processes    
WHERE status = 'sleeping'    
AND cmd IN ('AWAITING COMMAND')    
AND blocked = 0    

SELECT spid,    
blocked,    
databasename,    
hostname,    
loginame,    
status,    
current_statement_parent,
current_statement_sub,
cmd,    
cpu,    
physical_io,    
program_name,    
login_time,    
last_batch    
FROM @processes    
ORDER BY spid

RETURN 0;


查詢過濾sp_who3

DECLARE @Table TABLE(
        spid int,    
        blocked int,    
        databasename varchar(256),    
        hostname varchar(256),    
        loginame varchar(256),    
        status varchar(60),    
        current_statement_parent xml,
        current_statement_sub xml,
        cmd varchar(128),    
        cpu int,    
        physical_io int,    
        program_name varchar(256),    
        login_time datetime,    
        last_batch datetime
)

INSERT INTO @Table EXEC sp_who3

SELECT *
FROM    @Table
WHERE databasename= 'Leon' and cmd = 'AWAITING COMMAND'
and CAST(current_statement_parent AS nvarchar(max)) not LIKE '%AspNet_SqlCachePollingStoredProcedure%'
order by CAST(current_statement_parent AS nvarchar(max))
More...
Reiko, 2013/5/3 上午 10:48:08
查詢 Lock (Deadlock) 源頭用的 SQL
declare @spid int,@bl int
DECLARE s_cur CURSOR FOR
select 0 ,blocked
from (select * from sysprocesses where blocked>0 ) a
where not exists(select * from (select * from sysprocesses where blocked>0 ) b
where a.blocked=spid)
union select spid,blocked from sysprocesses where blocked>0
OPEN s_cur
FETCH NEXT FROM s_cur INTO @spid,@bl
WHILE @@FETCH_STATUS = 0
begin
if @spid =0
select N'引起數據庫死鎖的是:
'+ CAST(@bl AS VARCHAR(10)) + N'進程號,其執行的SQL語法如下'
else
select N'進程號SPID:'+ CAST(@spid AS VARCHAR(10))+ N'被進程號SPID:'+ CAST(@bl AS VARCHAR(10)) +N'阻塞,其當前進程執行的SQL語法如下'
DBCC INPUTBUFFER (@bl )
FETCH NEXT FROM s_cur INTO @spid,@bl
end
CLOSE s_cur
DEALLOCATE s_cur


刪除 procedure
Kill XXX
More...
Bike, 2012/12/26 下午 05:03:52
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