Cursors in SQL Server (T-SQL)
A SQL cursor is a database object that retrieves data from result sets one row at a time. The cursor in SQL can be used when the data needs to be updated row by row.
Steps involved in creating a cursor.
Declare – Declares the cursor with a name and the select statement which populates the result set
Open – Opens a cursor and populates the cursor by executing the select statement which is specified while declaring a cursor
Fetch – To retrieve a specific row from the cursor based on the fetch arguments like NEXT, FIRST, LAST, etc
Close – Closes the current result set of SQL Server cursor and can be reopened
Deallocate – Removes cursor reference and releases all the resources associated with a cursor
🗣 VISIT MY WEBSITE
►
Blog
►
Chapter Link
► http://www.biswaranjan.info/blog/Post...
On this page of the site you can watch the video online Cursors in SQL Server (T-SQL) with a duration of hours minute second in good quality, which was uploaded by the user Biswa Ranjan 29 May 2020, share the link with friends and acquaintances, this video has already been watched 194 times on youtube and it was liked by 8 viewers. Enjoy your viewing!
