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Fuchs_Intranet/db/dbo.ott_jcsv_contains.UserDefinedFunction.sql
T

66 lines
3.4 KiB
Transact-SQL

USE [site_fuchs]
GO
/****** Object: UserDefinedFunction [dbo].[ott_jcsv_contains] Script Date: 02.12.2020 21:05:05 ******/
DROP FUNCTION [dbo].[ott_jcsv_contains]
GO
/****** Object: UserDefinedFunction [dbo].[ott_jcsv_contains] Script Date: 02.12.2020 21:05:06 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
-- =============================================
-- Author: <Author,,Name>
-- Create date: <Create Date, ,>
-- Description: <Description, ,>
-- =============================================
CREATE FUNCTION [dbo].[ott_jcsv_contains]
(
@groupcode varchar(10)
,@text varchar(4000)
,@fragment varchar(500)
)
RETURNS bit
AS
BEGIN
DECLARE @RET bit;
DECLARE @textinput varchar(4000) = REPLACE(ISNULL(@text, ''), ' ', '');
IF (@textinput = '' OR @textinput = '{}' OR @fragment = '')
BEGIN
SET @RET = 0;
END
ELSE
BEGIN
-- Will be true
-- if any of the fragments exist in the list of text-items
DECLARE @Pattern varchar(20) = '%"' + @groupcode + '":"%';
DECLARE @P0 int = PATINDEX(@pattern, @textinput);
DECLARE @P1 int = @P0 + LEN(@pattern) -2;
DECLARE @P2 int = CHARINDEX('"',@textinput,@p1);
IF @P0 = 0
BEGIN
SET @RET = 0;
END
ELSE
BEGIN
DECLARE @text2 varchar(4000) = SUBSTRING(@textinput, @P1, @P2 - @P1);
WITH texts as (SELECT * FROM string_split(ISNULL(@text2,''), ','))
,fragments as (SELECT * FROM string_split(ISNULL(@fragment,''), ','))
SELECT @RET = CASE WHEN EXISTS (SELECT * FROM texts JOIN fragments ON texts.[value] = fragments.[value]) THEN 1 ELSE 0 END;
END
END
RETURN @RET;
END
GO
ALTER AUTHORIZATION ON [dbo].[ott_jcsv_contains] TO SCHEMA OWNER
GO