Microsoft
Sql Server 2012 introduces an interesting functionality using OFFSET and FETCH with existing ORDER By Clause.
Using OFFSET and FETCH achieving paging
functionality.
Developer
can write SQL query for fetch only a set of rows from the complete result set
windows and improving performance when fetching and display number of record
from table.
Now time
for example how to achieving paging using OFFSET and FETCH feature in Sql
Server 2012.
SELECT
Name,
City,
State
FROM Customer
ORDER BY
City
OFFSET 0 ROWS
FETCH NEXT 5 ROWS ONLY
Here if
you want to write dynamic TSQL query for paging.
Declare
@pageNo int =3
Declare
@pageSize int =10
--Calculating
OFFSET
Declare
@offSet int = (@pageNo * @pageSize) -
@pageSize
Now
writing above paging query with dynamic parameter.
SELECT
Name,
City,
State
FROM Customer
ORDER BY
City
OFFSET @offSet ROWS
FETCH NEXT @pageSize
ROWS ONLY
Hope you have enjoy sql server 2012 paging feature!!
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