脚本源码：
N XML OUTPUT'
SET @SQL = 'WITH PrepareTable (XMLString)'
SET @SQL = @SQL + 'AS('
SET @SQL = @SQL + @ParameterSQL+ 'FOR XML RAW,TYPE,ELEMENTS'
SET @SQL = @SQL + ')'
SET @SQL = @SQL + 'SELECT @XML=[XMLString]FROM[PrepareTable]'
EXEC sp_executesql @SQL, @Paramlist, @XML=@XML OUTPUT
SET @XMLString=CAST(@XML AS VARCHAR(MAX))
DECLARE @JSON VARCHAR(MAX)
DECLARE @Row VARCHAR(MAX)
DECLARE @RowStart INT
DECLARE @RowEnd INT
DECLARE @FieldStart INT
DECLARE @FieldEnd INT
DECLARE @KEY VARCHAR(MAX)
DECLARE @Value VARCHAR(MAX)
DECLARE @StartRoot VARCHAR(100);SET @StartRoot='<row>'
DECLARE @EndRoot VARCHAR(100);SET @EndRoot='</row>'
DECLARE @StartField VARCHAR(100);SET @StartField='<'
DECLARE @EndField VARCHAR(100);SET @EndField='>'
SET @RowStart=CharIndex(@StartRoot,@XMLString,0)
SET @JSON=''
WHILE @RowStart>0
BEGIN
SET @RowStart=@RowStart+Len(@StartRoot)
SET @RowEnd=CharIndex(@EndRoot,@XMLString,@RowStart)
SET @Row=SubString(@XMLString,@RowStart,@RowEnd-@RowStart)
SET @JSON=@JSON+'{'
-- for each row
SET @FieldStart=CharIndex(@StartField,@Row,0)
WHILE @FieldStart>0
BEGIN
-- parse node key
SET @FieldStart=@FieldStart+Len(@StartField)
SET @FieldEnd=CharIndex(@EndField,@Row,@FieldStart)
SET @KEY=SubString(@Row,@FieldStart,@FieldEnd-@FieldStart)
SET @JSON=@JSON+'"[url=]'+@KEY+'":'[/url]
-- parse node value
SET @FieldStart=@FieldEnd+1
SET @FieldEnd=CharIndex('</',@Row,@FieldStart)
SET @Value=SubString(@Row,@FieldStart,@FieldEnd-@FieldStart)
SET @JSON=@JSON+'"[url=]'+@Value+'",'[/url]
SET @FieldStart=@FieldStart+Len(@StartField)
SET @FieldEnd=CharIndex(@EndField,@Row,@FieldStart)
SET @FieldStart=CharIndex(@StartField,@Row,@FieldEnd)
END
IF LEN(@JSON)>0SET @JSON=SubString(@JSON,0,LEN(@JSON))
SET @JSON=@JSON+'},'
--/ for each row
SET @RowStart=CharIndex(@StartRoot,@XMLString,@RowEnd)
END
IF LEN(@JSON)>0SET @JSON=SubString(@JSON,0,LEN(@JSON))
SET @JSON='['+@JSON+']'
SELECT @JSON
END
GO
使用方法：
EXEC[SerializeJSON]'SELECT*FROM[Employee_TBL]'
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