不确定,但它可能会帮助你。
Declare @Input as varchar(50) = 'Field1,Field2,Field3'
DEClare @Character as CHAR(1) = ','
DECLARE @StartIndex INT, @EndIndex INT
DECLARE @Output TABLE (ID int IDENTITY(1,1),
Item NVARCHAR(1000)
)
SET @StartIndex = 1
IF SUBSTRING(@Input, LEN(@Input) - 1, LEN(@Input)) <> @Character
BEGIN
SET @Input = @Input + @Character
END
WHILE CHARINDEX(@Character, @Input) > 0
BEGIN
SET @EndIndex = CHARINDEX(@Character, @Input)
INSERT INTO @Output(Item)
SELECT SUBSTRING(@Input, @StartIndex, @EndIndex - 1)
SET @Input = SUBSTRING(@Input, @EndIndex + 1, LEN(@Input))
END
--Finally Received all Search Keyword Values in @Output table
--Now Moving towards Search functionality
DECLARE @Result Table(data varchar(50),ID int)
WHILE (1=1)
BEGIN
IF(SELECT COUNT(1) FROM @Output) > 0
BEGIN
DECLARE @ID_OT INT = 0,@keyword AS VARCHAR(50) = ''
SELECT TOP 1 @ID_OT = ID,@keyword = Item FROM @Output ORDER BY id
--Here you need to identify a unique column which can be used to filter redundant values
INSERT INTO @Result
SELECT data,id
FROM TableName T
Left join @Result R ON T.id = R.id
WHERE
((FirstName like '%' + @keyword + '%') OR
(LastName like '%' + @keyword + '%') OR
(EmployeeCode like '%' + @keyword + '%') OR
(ISDATE(@keyword) = 1 AND CONVERT(VARCHAR(15),DateOfBirth,110) like '%' + CONVERT(VARCHAR(15),@keyword,110) + '%'))
AND R.id IS NULL
DELETE FROM @Output WHERE id = @ID_OT
END
ELSE
BREAk
END
Paulsm4,这看起来不错。但是,如何处理需要使用多个搜索文本过滤日期字段的情况。例如Raj *,1980,Male ...可以有多个逗号分隔值,我需要搜索日期字段。在全文搜索的情况下,这很容易。 –
“逗号分隔值”听起来像“结构化数据”,不是吗?问:为什么不解析你的csv数据并将其存储到SQL表中的普通列中? – paulsm4
混合查询是一个不错的选择,但是当与CONTAINSTABLE一起使用时,这并没有给出正确的结果。 –