目前,我有一个base_voter
包含大约 100M 虚拟数据的数据表。我有如下存储过程:
CREATE Procedure [dbo].[spTestingBaseVoter]
@SortColumn NVARCHAR(128) = N'name_voter',
@SortDirection VARCHAR(4) = 'asc',
@offset INT,
@limit INT
As
Begin
SET NOCOUNT ON;
-- reject any invalid sort directions:
IF LOWER(@SortDirection) NOT IN ('asc','desc')
BEGIN
RAISERROR('Invalid parameter for @SortDirection: %s', 11, 1, @SortDirection);
RETURN -1;
END
-- reject any unexpected column names:
IF LOWER(@SortColumn) NOT IN (N'name_voter', N'home_street_address_1', N'home_address_city')
BEGIN
RAISERROR('Invalid parameter for @SortColumn: %s', 11, 1, @SortColumn);
RETURN -1;
END
--SET @SortColumn = QUOTENAME(@SortColumn);
DECLARE @sql NVARCHAR(MAX); …
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