@Faculty_ID int = null,
@Seat_No int = null,
@PHD_Subject_ID bigint = null,
@Applicant_Name varchar(225) = null,
@Entrance_Exemption char(1) = null,
@Bank_ID bigint = null,
@DD_No varchar(6) = null,
@Gender char(1) = null,
@Category_ID bigint = null,
@Form_No bigint = null,
@Date_Of_Birth varchar(10) = null,
@page int = null,
@pagelength int = null,
@sortfield varchar(100) = null,
@IsDescending varchar(10) = null

AS

DECLARE @rowcount int
DECLARE @innerrows int
DECLARE @sortdesc varchar(100)
DECLARE @sortasc varchar(100)
DECLARE @a varchar(6)
DECLARE @b varchar(6)
DECLARE @SQL varchar(max)
DECLARE @CountSql nvarchar(2000)
DECLARE @Where varchar(200)
SET @Where = ”
SET @SQL = ”

IF @IsDescending=’0′
BEGIN
SET @a = ‘ DESC ‘
SET @b = ‘ ASC ‘
END
ELSE
BEGIN
SET @a = ‘ ASC ‘
SET @b = ‘ DESC ‘
END

IF charindex(@sortfield, ‘ Form_No’) > 0
BEGIN
set @sortdesc = ”
set @sortasc = ”
END
ELSE
BEGIN
set @sortdesc = ‘, Form_No ‘ + @a
set @sortasc = ‘, Form_No ‘ + @b
END

IF(@Form_No IS NOT NULL)
SET @Where = @Where + ‘Form_No = ‘ + cast(@Form_No as varchar) + ‘ AND ‘

IF(@Seat_No IS NOT NULL)
SET @Where = @Where + ‘Seat_No = ‘ + cast(@Seat_No as varchar) + ‘ AND ‘

IF(@Faculty_ID IS NOT NULL)
SET @Where = @Where + ‘PDE.Faculty_ID= ‘ + cast(@Faculty_ID as varchar) + ‘ AND ‘

IF(@Applicant_Name IS NOT NULL)
SET @Where = @Where + ‘Applicant_Name = ”’ + @Applicant_Name + ”’ ‘ + ‘ AND ‘

IF(@Gender IS NOT NULL)
SET @Where = @Where + ‘Gender = ”’ + @Gender + ”’ ‘ + ‘ AND ‘

IF(@Date_Of_Birth IS NOT NULL)
SET @Where = @Where + ‘Date_Of_Birth = ”’ + @Date_Of_Birth + ”’ ‘ + ‘ AND ‘

IF(@PHD_Subject_ID IS NOT NULL)
SET @Where = @Where + ‘PDE.PHD_Subject_ID = ‘ + cast(@PHD_Subject_ID as varchar) + ‘ AND ‘

IF(@Category_ID IS NOT NULL)
SET @Where = @Where + ‘Category_ID = ‘ + cast(@Category_ID as varchar) + ‘ AND ‘

IF(@DD_No IS NOT NULL)
SET @Where = @Where + ‘DD_No= ”’ + @DD_No + ”’ ‘ + ‘ AND ‘

IF(@Entrance_Exemption IS NOT NULL)
SET @Where = @Where + ‘Entrance_Exemption = ”’ + @Entrance_Exemption + ”’ ‘ + ‘ AND ‘

IF(@Bank_ID IS NOT NULL)
SET @Where = @Where + ‘Bank_ID = ‘ + cast(@Bank_ID as varchar) + ‘ AND ‘

SET @CountSql =
N’ SELECT @rowcount = COUNT(*)
FROM PhD_Entrance PDE
INNER JOIN PHD_Subject_Master AS PSM
ON PSM.PHD_Subject_ID = PDE.PHD_Subject_ID
AND PSM.Deleted = 0
WHERE ‘+ @Where + ‘ 1 = 1′

exec sp_executesql @CountSql, N’@rowcount Int OUTPUT’, @rowcount = @rowcount output

SET @innerrows = @rowcount – (@page * @pagelength)

print @innerrows

SET @SQL =
‘SELECT TOP (‘ + str(@pagelength) + ‘) Tmp.*,’+ CONVERT(varchar(9), @rowcount) + ‘As totalRows
FROM
(
SELECT
TOP (‘ + str(@innerrows) + ‘)
PDE.Form_No,
PDE.Applicant_Name,
IsNull(RIGHT(”0000” + CAST(PDE.Seat_No as varchar),5),”–”)as Seat_No,
PSM.PHD_Subject_Name,
COALESCE(cast(Total_Marks as varchar)+ ”/” + cast(Out_Of_Marks as varchar) ,”–”) as Marks
FROM PhD_Entrance PDE
INNER JOIN PHD_Subject_Master AS PSM
ON PSM.PHD_Subject_ID = PDE.PHD_Subject_ID
AND PSM.Deleted = 0
WHERE ‘+ @Where + ‘ 1 = 1
ORDER BY ‘+ @sortfield + @a + @sortdesc + ‘
)Tmp
ORDER BY ‘ + @sortfield + @b + @sortasc

EXEC(@SQL)