A Cursor allow us to retrieve data from a result set in single means row by row. Cursor are required when we need to update records in a database table one row at a time. A static cursor populates the ...
Tim Chapman discusses your iteration choices in SQL Server 2008 and explains why determining which option performs better depends on the situation. In a previous TechRepublic column about SQL Server ...
-- Description: A free-standing SQL wrapper over DBMS_XPLAN. Provides access to the -- DBMS_XPLAN.DISPLAY_CURSOR pipelined function for a given SQL_ID and CHILD_NO. -- The XPLAN utility has one ...
It is possible to update and delete the row referenced by a cursor. For a row to be updatable, the query corresponding to the cursor must not be read-only. (For a description of what makes a query ...
The RowNumber argument specifies the number of the row in the rowset on which to perform the operation specified by the Operation argument. If RowNumber is 0, the operation applies to every row in the ...
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