sql waitfor seconds

The SQL statement waitfor can be written to a stored procedure and executed again: waitfor {delay 'time' | time' time} the time after delay is the delay time after which the execution time is specified. The format is "HH: mm: SS ", the following is

See MSDN:Http://msdn.microsoft.com/zh-cn/library/ms187331.aspx The syntax is: { [, TIMEOUT TIMEOUT]} The following example executes a stored procedure at night 10:20 ( 22:20 ) sp_update_job . Copy Code code as follows: Use msdb;

Write an infinite loop sub-statement in T-SQL.Program However, the sleep statement similar to C # cannot be found. Later, we can use the following waitfor statement to implement this function.     Code Code highlighting produced by

Released on: 11/15/2004 | updated on: 11/15/2004 Itzik Ben-gan This article is based on Beta 1 of Microsoft SQL Server code "Yukon". All the information contained here may be changed. Download the code in this article: tsqlinyukon.exe

From: http://blog.csdn.net/missmecn/archive/2008/10/06/3019798.aspx related articles: MySQL database lock Several lock modes in Oracle Recommendation circle:Pipboy More related recommendations The Study of the lock mechanism requires two

NOLOCK (without lock)When this option is selected, SQL Server does not add any locks when reading or modifying data. In this case, it is possible for the user to read the data in the incomplete transaction (uncommited Transaction) or rollback (roll

Understanding Transactions and LocksTransactions: The essential tool for maintaining logical data consistency and recoverability.Lock: When multiple users access the same database resource, a mechanism for the priority authority management of access,

Understanding Transactions and LocksTransactions: The essential tool for maintaining logical data consistency and recoverability.Lock: When multiple users access the same database resource, a mechanism for the priority authority management of access,

Server Why should I introduce a lock? Concurrent operations on a database by multiple users can cause the following data inconsistencies: Missing updatesA,b two users read the same data and make changes, one of the user's changes to destroy the

In two or more SQL server processes, a deadlock occurs when each process locks the resources that other processes attempt to lock. For example,The process process1 holds one exclusive lock (x) for Table1, and process1 requests one exclusive lock (x)