If I runsp_who2I can see that the SELECT statement is being blocked. I will need to either cancel this query or COMMIT or ROLLBACK the query in window one for this to complete. For this example I am going to cancel the SELECT query. To get around the locked records, I can use th...
If you useNOLOCKwith aSELECTyou run the risk of returning the same rows more than once (duplicated data) if data is ever inserted (or updated) into the table while doing a select. –Ian Boyd 回答2 Short answer: Only useWITH (NOLOCK)in SELECT statement on tables that have a clustered ...
Basically declaring requestInfo outside the transaction scope allows you to use the variable in the foreach statement after leaving the scope. Using ToArray() will make LINQ to SQL perform the actual SELECT query on the SQL server while still within the scope. However, ...
If you useNOLOCKwith aSELECTyou run the risk of returning the same rows more than once (duplicated data) if data is ever inserted (or updated) into the table while doing a select. –Ian Boyd 回答2 Short answer: Only useWITH (NOLOCK)in SELECT statement on tables that have a clustered ...
'*.mdf') WITH(NOLOCK) 1. 1. Msg 319, Level 15, State 1, Line 43 1. Incorrect syntax near the keyword 'with'. If this statement is a common table expression, an xmlnamespaces clause or a change tracking context clause, the previous statement must be terminated with a semicolon. ...
type = row.Type; } } The code here creates a transaction scope and sets the isolation level toReadUncommitted(NOLOCK). TheSelectstatement runs under the scope of the transaction, and it returns the value from a query. Theusingclause ensures that both the transactions as well as the data ...
FROM sys.dm_exec_requests AS r WITH (NOLOCK) CROSS APPLY sys.dm_exec_sql_text(r.[sql_handle]) WHERE r.session_id = t1.request_session_id ) AS [等待会话执行的批SQL], ( SELECT SUBSTRING(qt.[text], r.statement_start_offset / 2, (CASE WHEN r.statement_end_offset = -1 THEN LEN...
proc sql; create table Application as select * FROM enginal.Application WITH (NOLOCK) ; quit; Error _ 22 76 ERROR 22-322: Syntax error, expecting one of the following: GROUP, HAVING, ORDER, WHERE. ERROR 76-322: Syntax error, statement will be ignored. 0 Likes Reply 1 ACCEPTED SOLU...
jsqlparser的版本已经升级到2.0,但对于with (nolock)语句的解析还不够好。 如果把所有with (nolock)去掉,就能正常获取到结果。 异常模板 使用环境 PageHelper 版本: 5.1.10 数据库类型和版本: SQLSERVER 2012 JDBC_URL: xxx SQL 解析错误 分页参数
擴充sql_statement_recompile 事件(XEvent) 會報告語句層級的重新編譯。 當任何類型的批次需要語句層級重新編譯時,就會發生此 XEvent。 這包括預存程序、觸發程序、特定批次和查詢。 批次可透過數種介面提交,包括 sp_executesql、動態 SQL、Prepare 方法或 Execute 方法。