News

Here's a basic example of using a cursor in a DB2 stored procedure: CREATE PROCEDURE ShortExampleProcedure() LANGUAGE SQL BEGIN DECLARE c CURSOR FOR SELECT id, name FROM your_table; ...
They are usually faster and more efficient than cursors, as they leverage the power and optimization of the SQL engine. For example, you can use a SELECT statement with a JOIN clause to retrieve ...
A cursor is a temporary work area created in the system memory when a SQL statement is executed. A cursor contains information on a select statement and the rows of data accessed by it. An explicit ...
Oracle creates a memory area, known as context area, for processing an SQL statement, which contains all information needed for processing the statement, for example, number of rows processed, etc. A ...
Cursor in sql cursor is used to iterate within a table. it is a pointer which iterates within a table to fetch rows.life cycle of cursor1)declare firstly you must declare a cursor by using declare ...
The cursor example above produces 11114 logical reads from the database. The following snippet performs the same operation as the cursor above but through the use of a WHILE loop.
Aside from this current error, its funny that in writing a normal select statement in T-sql, i shouldn't even need any commas between the fields and normally i dont.