If used inside a stored procedure, any SET setting is ignored. The user options setting of sp_configure allows for server-wide settings and works across multiple databases. This setting also behaves like an explicit SET statement, except that it occurs at login time. Database settings set by ...
如果您使用 Open Database Connectivity (ODBC) 連線到 SQL Server,您可以呼叫 SQLMoreResults 方法,直到方法回報沒有更多結果集為止。 如果您使用 OLE DB 連線到 SQL Server,您可以重複呼叫 IMultipleResults::GetResult 方法,直到傳回 DB_S_NORESULT為止。 將語句 SET NOCOUNT ON 新增至批次的開頭。 如果批次是...
UPDATE, DELETE, DBCC CHECKDB and DBCC CHECKTABLE actions on indexed views or tables with indexes on computed columns will fail. SQL Server will raise an error listing all the options that are incorrectly set. Also, SQL Server will process SELECT statements on these tables or indexed views as i...
SQL Server Azure SQL 数据库 Azure SQL 托管实例 Azure Synapse Analytics Analytics Platform System (PDW) 本文说明如何在 SQL Server 中,通过以下方法同时查询多个服务器:创建一个本地服务器组,或者创建一个中央管理服务器以及一个或多个服务器组,在这些组中创建一个或多个已注册的服务器,然后...
• When information_schema_stats_expiry is set to 0. • When the server is in read_only, super_read_only, transaction_read_only, or innodb_read_only mode. • When the query also fetches Performance Schema data. information_schema_stats_expiry is a session variable, and each client se...
To generate unique values for each column, use the NEWID function on INSERT statements. A default value can be specified; however, NEWID can't be specified as the default. IDENTITY Indicates that the new column is an identity column. When a new row is added to the table, SQL Server ...
TheREAD COMMITTEDisolation level with theREAD_COMMITTED_SNAPSHOTdatabase option set toON. TheSNAPSHOTisolation level. For more information about snapshot isolation, seeSnapshot Isolation in SQL Server. READ COMMITTED Specifies that statements can't read data that was modified but not committed by ot...
SQLMOBILESQL Server Compact Edition Connection Manager Create SQL statements The source of the SQL statements used by this task can be a task property that contains a statement, a connection to a file that contains one or multiple statements, or the name of a variable that contains a statement...
SQLMOBILESQL Server Compact Edition Connection Manager Create SQL statements The source of the SQL statements used by this task can be a task property that contains a statement, a connection to a file that contains one or multiple statements, or the name of a variable that contains a statement...
The SET STATISTICS TIME statement The sysprocesses system table After you install SQL Server 2005 Service Pack 2 (SP2), SQL Server logs an error message in the error log when SQL Server detects that the high resolution timers are out...