--查看数据库中所有触发器 https://docs.microsoft.com/en-us/sql/t-sql/statements/create-trigger-transact-sql?view=sql-server-ver15 -- 涂聚文(Geovin Du) edit https://www.mssqltips.com/sqlservertip/5909/sql-server-trigger-example/ select * from sysobjects where xtype='TR' -- exec sp_he...
SQL Server provides the@@FETCHSTATUSfunction that returns the status of the last cursorFETCHstatement executed against the cursor;If@@FETCHSTATUSreturns 0, meaning theFETCHstatement was successful. You can use theWHILEstatement to fetch all rows from the cursor as shown in the following code: WHIL...
A SQL Server generatedprepared handleidentifier.prepared handleis required and returnsint. cursor The SQL Server generatedcursoridentifier.cursoris a required parameter that must be supplied on all subsequent procedures that act upon this cursor, for example,sp_cursorfetch. ...
The JDBC driver provides an adaptive buffering feature that allows you to retrieve statement execution results from the SQL Server as the application needs them, rather than all at once. For example, if the application should retrieve a large data that is too large to fit entirely in application...
Cursor names can only be referenced by other Transact-SQL statements. They can't be referenced by database API functions. For example, after declaring a cursor, the cursor name can't be referenced from OLE DB, ODBC, or ADO functions or methods. The cursor rows can't be fetched using ...
database API functions. For example, after declaring a cursor, the cursor name can't be referenced from OLE DB, ODBC, or ADO functions or methods. The cursor rows can't be fetched using the fetch functions or methods of the APIs; the rows can only be fetched by Transact-SQLFETCH...
This example shows how to use sp_configure to set the cursor threshold option to 0 so that cursor keysets are generated asynchronously. SQL Copy USE master; GO EXECUTE sp_configure 'show advanced options', 1; GO RECONFIGURE; GO EXECUTE sp_configure 'cursor threshold', 0; GO...
Notice that we used the PRINT statement. This is a handy statement. It will send output to the SQL Server Management Studio Message Window! This make is a good tool forgeneral debuggingand playing around with stored procedures: Database Cursor Example Output ...
Server-Side Cursors and the SQLSRV Driver The following example shows the effect of the various cursors. On line 33 of the example, you see the first of three query statements that specify different cursors. Two of the query statements are commented. Each time you run the program, use a ...
Typically, these messages include PRINT statements and logs. Themessagesattribute is returned as a list of tuples. The first element in the tuple is the type of the message (similar to pyodbc error messages). The second element contains the text of the message. For example (on SQL Server)...