Answers for "what is declare cursor sql server"

SQL
5

sql server tutorial cursor

DECLARE 
    @product_name VARCHAR(MAX), 
    @list_price   DECIMAL;

DECLARE cursor_product CURSOR
FOR SELECT 
        product_name, 
        list_price
    FROM 
        production.products;

OPEN cursor_product;

FETCH NEXT FROM cursor_product INTO 
    @product_name, 
    @list_price;

WHILE @@FETCH_STATUS = 0
    BEGIN
        PRINT @product_name + CAST(@list_price AS varchar);
        FETCH NEXT FROM cursor_product INTO 
            @product_name, 
            @list_price;
    END;

CLOSE cursor_product;

DEALLOCATE cursor_product;
Posted by: Guest on January-06-2021
0

what is purpose of cursor in sql

A SQL Server cursor is a set of T-SQL logic to loop over a predetermined number of rows one at a time. The purpose for the cursor may be to update one row at a time or perform an administrative process such as SQL Server database backups in a sequential manner.
Posted by: Guest on January-08-2021

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