IF EXISTS (SELECT*FROMsysviewsWHEREobject_id = '[dbo].[视图名]' --SQL Server 2005 IF EXISTS (SELECT*FROMsys.viewsWHEREobject_id = '[dbo].[视图名]' 判断函数是否存在 if exists (select*fromdbo.sysobjectswhereid = object_id(N'[dbo].[函数名]') and xtype in (N'FN', N'IF', N'T...
AUTOINCREMENT,请参阅 COUNTER And Avg AS B-C BEGIN COLLATION Between COLUMN BINARY COMMIT BIT COMP、COMPRESSION BIT_LENGTH CONNECT BOOLEAN,请参阅 BIT CONNECTION BOTH CONSTRAINT 和 CONSTRAINTS BY CONTAINER BYTE CONTAINS CASCADE CONVERT CATALOG
AUTOINCREMENT - 請參閱 COUNTER And Avg AS B-C BEGIN COLLATION Between COLUMN BINARY COMMIT BIT COMP, COMPRESSION BIT_LENGTH CONNECT BOOLEAN - 請參閱 BIT CONNECTION BOTH CONSTRAINT, CONSTRAINTS BY CONTAINER BYTE CONTAINS CASCADE CONVERT CATALOG ...
AutoInc BIGINT AUTO_INCREMENT, Counter SERIAL, RowVer ROWVERSION ) 指定ROWVERSION和SERIAL关键字,而不是显式的数据类型。 因此以下是有效的字段定义语法:MySerial SERIAL或MyRowVer ROWVERSION。 AUTO_INCREMENT关键字在显式数据类型之后指定。也可以使用%Library.AutoIncrement数据类型定义AUTO_INCREMENT字段。因此,...
*SQL中的保留关键字 action add aggregate all alter after and as asc avg avg_row_length auto_increment between bigint bit binary blob bool both by cascade case
CommandCounterIncrement(); finish_xact_command(); EndCommand(completionTag, dest); MemoryContextReset(OptimizerContext); break; } Assert(0); } (void)MemoryContextSwitchTo(t_thrd.mem_cxt.msg_mem_cxt); } /* * Create unnamed portal to run the query or queries in. If there ...
OCI_ATTR_NAME, (OCIError *) errhp )); printf("column=%s datatype=%d\n\n", col_name, dtype); fflush(stdout); /* increment counter and get next descriptor, if there is one */ counter++; parm_status = OCIParamGet(stmthp, OCI_HTYPE_STMT, errhp, &mypard, (ub4) counter); } ...
Declare @Counter INT SET @Counter=1 MERGE INTO #tmpMain Trg USING ( SELECT *, Row_Number() Over(Order By EmpName) As NewRecOrder FROM #tmpSource ) AS Src ON 1=2 WHEN NOT MATCHED THEN INSERT ( ID, EmpName, RecOrder ) VALUES ...
當來源元件從外部資料來源讀取資料列時,您可能會想要呼叫IncrementPipelinePerfCounter方法,以更新 "Rows read" 或是 "BLOB bytes read" 效能計數器。 如需相關資訊,請參閱Performance Counters。 下列程式碼範例顯示將資料列加入PrimeOutput中的輸出緩衝區的元件。 在上述程式碼範例...