记一次sql server 2005访问http接口，并解析json的过程

记一次sql server 2005访问http接口，并解析json的过程

 JSON解析官方网站：https://www.red-gate.com/simple-talk/sql/t-sql-programming/consuming-json-strings-in-sql-server/

Sql脚本：

　　

--开启Sql Server 通讯配置--
sp_configure 'show advanced options', 1;
GO
RECONFIGURE;
GO
sp_configure 'Ole Automation Procedures', 1;
GO
RECONFIGURE;
GO
EXEC sp_configure 'Ole Automation Procedures';
GO

调用
declare @Json varchar(2000);
exec IPCC_WEBSERVICE_PACKID 'ddd',@Json output

　declare @温度_temp varchar(30);

  //parseJson用来解析json字符串
　Select *  from parseJSON(@Json); 

 

 

 

Create PROCEDURE [dbo].[IPCC_WEBSERVICE_PACKID](@parametersStr VARCHAR(255),@outText VARCHAR(2000) OUT)
AS
BEGIN
  DECLARE @returnText VARCHAR(2000)
  DECLARE @status int
  DECLARE @urlStr VARCHAR(255)
  SET @urlStr = 'http://www.weather.com.cn/data/sk/101200901.html';
EXEC P_GET_HttpRequestData    @urlStr, @status OUTPUT, @returnText   OUTPUT;
   SET @outText = @returnText;
   --print @outText ; ---打印
END;

 

 

 

P_GET_HttpRequestData：

SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

/*
参数说明?
@URL=http请求地址
@status=状态代?
@returnText=返回?
@object=对象令牌
@errSrc=错误源编?

DECLARE @returnText VARCHAR(2000)
DECLARE @status int
DECLARE @urlStr VARCHAR(255)

SET @urlStr = 'http://127.0.0.1:8086/query?chunked=true&db=yunhedb&epoch=ns&q=select+%2A+from+TAGDATA+where+TAGCODE%3D%27MZY_KF1%3A12LI-111004L01C%27+AND+TIME%3E%272019-01-11+00%3A00%3A00%27+AND+TIME%3C%272019-01-11+00%3A10%3A00%27';
EXEC P_GET_HttpRequestData @urlStr,'Basic YWRtaW46YWRtaW4=', @status OUTPUT, @returnText   OUTPUT;
print @returnText;

DECLARE @Json VARCHAR(2000)
set @Json = '{"results":[{"statement_id":0,"series":[{"name":"TAGDATA","columns":["time","CONF","DATATYPE","LASTTIME","TAGCODE","VALUEF","VALUES"],"values":[[1547164860000000000,100,"FLOAT","2019-01-11 00:01:51","MZY_KF1:12LI-111004L01C",49.79543,""],[1547164920000000000,100,"FLOAT","2019-01-11 00:02:54","MZY_KF1:12LI-111004L01C",49.51171,""],[1547164980000000000,100,"FLOAT","2019-01-11 00:03:57","MZY_KF1:12LI-111004L01C",51.73619,""],[1547165040000000000,100,"FLOAT","2019-01-11 00:04:57","MZY_KF1:12LI-111004L01C",50.52501,""],[1547165100000000000,100,"FLOAT","2019-01-11 00:05:57","MZY_KF1:12LI-111004L01C",48.77499,""],[1547165160000000000,100,"FLOAT","2019-01-11 00:06:57","MZY_KF1:12LI-111004L01C",49.93849,""],[1547165220000000000,100,"FLOAT","2019-01-11 00:07:48","MZY_KF1:12LI-111004L01C",50.86118,""],[1547165280000000000,100,"FLOAT","2019-01-11 00:08:57","MZY_KF1:12LI-111004L01C",52.8973,""],[1547165340000000000,100,"FLOAT","2019-01-11 00:09:57","MZY_KF1:12LI-111004L01C",47.21809,""]]}]}]}'
--parseJson用来解析json字符串
Select *  from parseJSON(@Json); 

*/
ALTER PROCEDURE [dbo].[P_GET_HttpRequestData](
    @URL varchar(500),
    @auth VARCHAR(2000),--'Basic YWRtaW46YWRtaW4='
    @status int=0 OUT,
    @returnText varchar(8000)='' OUT
)
AS
BEGIN
    DECLARE @object int,
    @errSrc int
    /*初始化对*/
    EXEC @status = SP_OACreate 'Msxml2.ServerXMLHTTP.3.0', @object OUT
    IF @status <> 0
    BEGIN
    EXEC SP_OAGetErrorInfo @object, @errSrc OUT, @returnText OUT
    RETURN
    END

    /*创建链接*/
    EXEC @status= SP_OAMethod @object,'open',NULL,'GET',@URL
    IF @status <> 0
    BEGIN
    EXEC SP_OAGetErrorInfo @object, @errSrc OUT, @returnText OUT
    RETURN
    END
    EXEC @status=SP_OAMethod @object,'setRequestHeader','Content-Type','application/x-www-form-urlencoded'

    if(@auth != null or @auth!='')
    begin--有密码
        EXEC SP_OAMethod @object,'setRequestHeader',NULL,'Authorization',@auth;
    end

    /*发起请求*/
    EXEC @status= SP_OAMethod @object,'send',NULL
    IF @status <> 0
    BEGIN
    EXEC SP_OAGetErrorInfo @object, @errSrc OUT, @returnText OUT
    RETURN
    END

    /*获取返回*/
    EXEC @status= SP_OAGetProperty @object,'responseText',@returnText OUT
    IF @status <> 0
    BEGIN
    EXEC SP_OAGetErrorInfo @object, @errSrc OUT, @returnText OUT
    RETURN
    END
END;

 

parseJSON：

SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

ALTER FUNCTION [dbo].[parseJSON]( @JSON NVARCHAR(MAX))
RETURNS @hierarchy TABLE
  (
   element_id INT IDENTITY(1, 1) NOT NULL, /* internal surrogate primary key gives the order of parsing and the list order */
   sequenceNo [int] NULL, /* the place in the sequence for the element */
   parent_ID INT,/* if the element has a parent then it is in this column. The document is the ultimate parent, so you can get the structure from recursing from the document */
   Object_ID INT,/* each list or object has an object id. This ties all elements to a parent. Lists are treated as objects here */
   NAME NVARCHAR(2000),/* the name of the object */
   StringValue NVARCHAR(MAX) NOT NULL,/*the string representation of the value of the element. */
   ValueType VARCHAR(10) NOT null /* the declared type of the value represented as a string in StringValue*/
  )
AS
BEGIN
  DECLARE
    @FirstObject INT, --the index of the first open bracket found in the JSON string
    @OpenDelimiter INT,--the index of the next open bracket found in the JSON string
    @NextOpenDelimiter INT,--the index of subsequent open bracket found in the JSON string
    @NextCloseDelimiter INT,--the index of subsequent close bracket found in the JSON string
    @Type NVARCHAR(10),--whether it denotes an object or an array
    @NextCloseDelimiterChar CHAR(1),--either a '}' or a ']'
    @Contents NVARCHAR(MAX), --the unparsed contents of the bracketed expression
    @Start INT, --index of the start of the token that you are parsing
    @end INT,--index of the end of the token that you are parsing
    @param INT,--the parameter at the end of the next Object/Array token
    @EndOfName INT,--the index of the start of the parameter at end of Object/Array token
    @token NVARCHAR(200),--either a string or object
    @value NVARCHAR(MAX), -- the value as a string
    @SequenceNo int, -- the sequence number within a list
    @name NVARCHAR(200), --the name as a string
    @parent_ID INT,--the next parent ID to allocate
    @lenJSON INT,--the current length of the JSON String
    @characters NCHAR(36),--used to convert hex to decimal
    @result BIGINT,--the value of the hex symbol being parsed
    @index SMALLINT,--used for parsing the hex value
    @Escape INT --the index of the next escape character

  DECLARE @Strings TABLE /* in this temporary table we keep all strings, even the names of the elements, since they are 'escaped' in a different way, and may contain, unescaped, brackets denoting objects or lists. These are replaced in the JSON string by tokens representing the string */
    (
     String_ID INT IDENTITY(1, 1),
     StringValue NVARCHAR(MAX)
    )
  SELECT--initialise the characters to convert hex to ascii
    @characters='0123456789abcdefghijklmnopqrstuvwxyz',
    @SequenceNo=0, --set the sequence no. to something sensible.
  /* firstly we process all strings. This is done because [{} and ] aren't escaped in strings, which complicates an iterative parse. */
    @parent_ID=0;
  WHILE 1=1 --forever until there is nothing more to do
    BEGIN
      SELECT
        @start=PATINDEX('%[^a-zA-Z]["]%', @json collate SQL_Latin1_General_CP850_Bin);--next delimited string
      IF @start=0 BREAK --no more so drop through the WHILE loop
      IF SUBSTRING(@json, @start+1, 1)='"'
        BEGIN --Delimited Name
          SET @start=@Start+1;
          SET @end=PATINDEX('%[^\]["]%', RIGHT(@json, LEN(@json+'|')-@start) collate SQL_Latin1_General_CP850_Bin);
        END
      IF @end=0 --no end delimiter to last string
        BREAK --no more
      SELECT @token=SUBSTRING(@json, @start+1, @end-1)
      --now put in the escaped control characters
      SELECT @token=REPLACE(@token, FROMString, TOString)
      FROM
        (SELECT
          '\"' AS FromString, '"' AS ToString
         UNION ALL SELECT '\\', '\'
         UNION ALL SELECT '\/', '/'
         UNION ALL SELECT '\b', CHAR(08)
         UNION ALL SELECT '\f', CHAR(12)
         UNION ALL SELECT '\n', CHAR(10)
         UNION ALL SELECT '\r', CHAR(13)
         UNION ALL SELECT '\t', CHAR(09)
        ) substitutions
      SELECT @result=0, @escape=1
  --Begin to take out any hex escape codes
      WHILE @escape>0
        BEGIN
          SELECT @index=0,
          --find the next hex escape sequence
          @escape=PATINDEX('%\x[0-9a-f][0-9a-f][0-9a-f][0-9a-f]%', @token collate SQL_Latin1_General_CP850_Bin)
          IF @escape>0 --if there is one
            BEGIN
              WHILE @index<4 --there are always four digits to a \x sequence
                BEGIN
                  SELECT --determine its value
                    @result=@result+POWER(16, @index)
                    *(CHARINDEX(SUBSTRING(@token, @escape+2+3-@index, 1),
                                @characters)-1), @index=@index+1 ;

                END
                -- and replace the hex sequence by its unicode value
              SELECT @token=STUFF(@token, @escape, 6, NCHAR(@result))
            END
        END
      --now store the string away
      INSERT INTO @Strings (StringValue) SELECT @token
      -- and replace the string with a token
      SELECT @JSON=STUFF(@json, @start, @end+1,
                    '@string'+CONVERT(NVARCHAR(5), @@identity))
    END
  -- all strings are now removed. Now we find the first leaf.
  WHILE 1=1  --forever until there is nothing more to do
  BEGIN

  SELECT @parent_ID=@parent_ID+1
  --find the first object or list by looking for the open bracket
  SELECT @FirstObject=PATINDEX('%[{[[]%', @json collate SQL_Latin1_General_CP850_Bin)--object or array
  IF @FirstObject = 0 BREAK
  IF (SUBSTRING(@json, @FirstObject, 1)='{')
    SELECT @NextCloseDelimiterChar='}', @type='object'
  ELSE
    SELECT @NextCloseDelimiterChar=']', @type='array'
  SELECT @OpenDelimiter=@firstObject
  WHILE 1=1 --find the innermost object or list...
    BEGIN
      SELECT
        @lenJSON=LEN(@JSON+'|')-1
  --find the matching close-delimiter proceeding after the open-delimiter
      SELECT
        @NextCloseDelimiter=CHARINDEX(@NextCloseDelimiterChar, @json,
                                      @OpenDelimiter+1)
  --is there an intervening open-delimiter of either type
      SELECT @NextOpenDelimiter=PATINDEX('%[{[[]%',
             RIGHT(@json, @lenJSON-@OpenDelimiter)collate SQL_Latin1_General_CP850_Bin)--object
      IF @NextOpenDelimiter=0
        BREAK
      SELECT @NextOpenDelimiter=@NextOpenDelimiter+@OpenDelimiter
      IF @NextCloseDelimiter<@NextOpenDelimiter
        BREAK
      IF SUBSTRING(@json, @NextOpenDelimiter, 1)='{'
        SELECT @NextCloseDelimiterChar='}', @type='object'
      ELSE
        SELECT @NextCloseDelimiterChar=']', @type='array'
      SELECT @OpenDelimiter=@NextOpenDelimiter
    END
  ---and parse out the list or name/value pairs
  SELECT
    @contents=SUBSTRING(@json, @OpenDelimiter+1,
                        @NextCloseDelimiter-@OpenDelimiter-1)
  SELECT
    @JSON=STUFF(@json, @OpenDelimiter,
                @NextCloseDelimiter-@OpenDelimiter+1,
                '@'+@type+CONVERT(NVARCHAR(5), @parent_ID))
  WHILE (PATINDEX('%[A-Za-z0-9@+.e]%', @contents collate SQL_Latin1_General_CP850_Bin))<>0
    BEGIN
      IF @Type='Object' --it will be a 0-n list containing a string followed by a string, number,boolean, or null
        BEGIN
          SELECT
            @SequenceNo=0,@end=CHARINDEX(':', ' '+@contents)--if there is anything, it will be a string-based name.
          SELECT  @start=PATINDEX('%[^A-Za-z@][@]%', ' '+@contents collate SQL_Latin1_General_CP850_Bin)--AAAAAAAA
          SELECT @token=SUBSTRING(' '+@contents, @start+1, @End-@Start-1),
            @endofname=PATINDEX('%[0-9]%', @token collate SQL_Latin1_General_CP850_Bin),
            @param=RIGHT(@token, LEN(@token)-@endofname+1)
          SELECT
            @token=LEFT(@token, @endofname-1),
            @Contents=RIGHT(' '+@contents, LEN(' '+@contents+'|')-@end-1)
          SELECT  @name=stringvalue FROM @strings
            WHERE string_id=@param --fetch the name
        END
      ELSE
        SELECT @Name=null,@SequenceNo=@SequenceNo+1
      SELECT
        @end=CHARINDEX(',', @contents)-- a string-token, object-token, list-token, number,boolean, or null
      IF @end=0
        SELECT  @end=PATINDEX('%[A-Za-z0-9@+.e][^A-Za-z0-9@+.e]%', @Contents+' ' collate SQL_Latin1_General_CP850_Bin)
          +1
       SELECT
        @start=PATINDEX('%[^A-Za-z0-9@+.e][A-Za-z0-9@+.e]%', ' '+@contents collate SQL_Latin1_General_CP850_Bin)
      --select @start,@end, LEN(@contents+'|'), @contents
      SELECT
        @Value=RTRIM(SUBSTRING(@contents, @start, @End-@Start)),
        @Contents=RIGHT(@contents+' ', LEN(@contents+'|')-@end)
      IF SUBSTRING(@value, 1, 7)='@object'
        INSERT INTO @hierarchy
          (NAME, SequenceNo, parent_ID, StringValue, Object_ID, ValueType)
          SELECT @name, @SequenceNo, @parent_ID, SUBSTRING(@value, 8, 5),
            SUBSTRING(@value, 8, 5), 'object'
      ELSE
        IF SUBSTRING(@value, 1, 6)='@array'
          INSERT INTO @hierarchy
            (NAME, SequenceNo, parent_ID, StringValue, Object_ID, ValueType)
            SELECT @name, @SequenceNo, @parent_ID, SUBSTRING(@value, 7, 5),
              SUBSTRING(@value, 7, 5), 'array'
        ELSE
          IF SUBSTRING(@value, 1, 7)='@string'
            INSERT INTO @hierarchy
              (NAME, SequenceNo, parent_ID, StringValue, ValueType)
              SELECT @name, @SequenceNo, @parent_ID, stringvalue, 'string'
              FROM @strings
              WHERE string_id=SUBSTRING(@value, 8, 5)
          ELSE
            IF @value IN ('true', 'false')
              INSERT INTO @hierarchy
                (NAME, SequenceNo, parent_ID, StringValue, ValueType)
                SELECT @name, @SequenceNo, @parent_ID, @value, 'boolean'
            ELSE
              IF @value='null'
                INSERT INTO @hierarchy
                  (NAME, SequenceNo, parent_ID, StringValue, ValueType)
                  SELECT @name, @SequenceNo, @parent_ID, @value, 'null'
              ELSE
                IF PATINDEX('%[^0-9]%', @value collate SQL_Latin1_General_CP850_Bin)>0
                  INSERT INTO @hierarchy
                    (NAME, SequenceNo, parent_ID, StringValue, ValueType)
                    SELECT @name, @SequenceNo, @parent_ID, @value, 'real'
                ELSE
                  INSERT INTO @hierarchy
                    (NAME, SequenceNo, parent_ID, StringValue, ValueType)
                    SELECT @name, @SequenceNo, @parent_ID, @value, 'int'
      if @Contents=' ' Select @SequenceNo=0
    END
  END
INSERT INTO @hierarchy (NAME, SequenceNo, parent_ID, StringValue, Object_ID, ValueType)
  SELECT '-',1, NULL, '', @parent_id-1, @type
--
   RETURN
END
GO

调用HTTP的SQL函数：

ALTER FUNCTION FN_HTTP_POST(
@URL VARCHAR(256),
@AUTH VARCHAR(256),--'Basic YWRtaW46YWRtaW4='
@DATA VARCHAR(2000),
@REQ_H_ACCEPT VARCHAR(256),
@REQ_H_CONTENT_TYPE VARCHAR(256))
RETURNS VARCHAR(5000)
AS
BEGIN

/*
 --HTTP POST 请求
 --[测试]
 --
 --DROP FUNCTION FN_HTTP_POST;

 --调用函数
 SELECT dbo.FN_HTTP_POST('http://127.0.0.1:8086/query?chunked=true&db=yunhedb&epoch=ns&q=select+%2A+from+TAGDATA+where+TAGCODE%3D%27MZY_KF1%3A12LI-111004L01C%27+AND+TIME%3E%272019-01-11+00%3A00%3A00%27+AND+TIME%3C%272019-01-11+00%3A10%3A00%27','Basic YWRtaW46YWRtaW4=','{"data1":"test","data2":"123456"}','application/json','application/json');

--转换JSON
DECLARE @Json VARCHAR(8000)
set @Json = '{"results":[{"statement_id":0,"series":[{"name":"TAGDATA","columns":["time","CONF","DATATYPE","LASTTIME","TAGCODE","VALUEF","VALUES"],"values":[[1547164860000000000,100,"FLOAT","2019-01-11 00:01:51","MZY_KF1:12LI-111004L01C",49.79543,""],[1547164920000000000,100,"FLOAT","2019-01-11 00:02:54","MZY_KF1:12LI-111004L01C",49.51171,""],[1547164980000000000,100,"FLOAT","2019-01-11 00:03:57","MZY_KF1:12LI-111004L01C",51.73619,""],[1547165040000000000,100,"FLOAT","2019-01-11 00:04:57","MZY_KF1:12LI-111004L01C",50.52501,""],[1547165100000000000,100,"FLOAT","2019-01-11 00:05:57","MZY_KF1:12LI-111004L01C",48.77499,""],[1547165160000000000,100,"FLOAT","2019-01-11 00:06:57","MZY_KF1:12LI-111004L01C",49.93849,""],[1547165220000000000,100,"FLOAT","2019-01-11 00:07:48","MZY_KF1:12LI-111004L01C",50.86118,""],[1547165280000000000,100,"FLOAT","2019-01-11 00:08:57","MZY_KF1:12LI-111004L01C",52.8973,""],[1547165340000000000,100,"FLOAT","2019-01-11 00:09:57","MZY_KF1:12LI-111004L01C",47.21809,""]]}]}]}'
--parseJson用来解析json字符串
Select *  from parseJSON(@Json); 

*/

DECLARE
@object int,
@returnStatus int,
@returnText varchar(5000),
@errMsg varchar(2000),
@httpStatus varchar(20);

/* 初始化 */
    EXEC @returnStatus = SP_OACreate 'Msxml2.ServerXMLHTTP.3.0',@object OUT;  

    IF @returnStatus <> 0
    BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('初始化对象失败，' + @errMsg + ISNULL(@returnText,''));
    END  

/*创建链接*/
EXEC @returnStatus= SP_OAMethod @object,'open',NULL,'post',@URL,'false';

IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('创建连接失败，' + @errMsg + ISNULL(@returnText, ''));
END

EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Accept',@REQ_H_ACCEPT;
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Content-Type',@REQ_H_CONTENT_TYPE;
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Content-Length','';

if(@auth != null or @auth!='')
begin--有密码
    EXEC SP_OAMethod @object,'setRequestHeader',NULL,'Authorization',@auth;
end

/*发起请求*/
EXEC @returnStatus= SP_OAMethod @object,'send',NULL,@DATA;
IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('发起请求失败，' + @errMsg + ISNULL(@returnText, ''));
END

/*获取HTTP状态代码*/
EXEC @returnStatus = SP_OAGetProperty @Object, 'Status', @httpStatus OUT;

    IF @returnStatus <> 0
    BEGIN
        EXEC sp_OAGetErrorInfo @Object, @errMsg OUT, @returnText OUT;
        RETURN ('获取HTTP状态代码失败，' + @errMsg + ISNULL(@returnText, ''));
    END

    IF @httpStatus <> 200
    BEGIN
        RETURN ('访问错误，HTTP状态代码:' + @httpStatus);
    END

/*获取返回信息*/
EXEC @returnStatus= SP_OAGetProperty @object,'responseText',@returnText OUT;

IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('获取返回信息失败，' + @errMsg + ISNULL(@returnText, ''));
END

RETURN @returnText;
END
;

GO

-----------------------------------------------------

ALTER FUNCTION FN_HTTP_GET(
@URL VARCHAR(256),
@AUTH VARCHAR(256),--'Basic YWRtaW46YWRtaW4='
@DATA VARCHAR(2000),
@REQ_H_ACCEPT VARCHAR(256),
@REQ_H_CONTENT_TYPE VARCHAR(256)
)
RETURNS VARCHAR(5000)
AS
BEGIN

DECLARE
@object int,
@returnStatus int,
@returnText varchar(5000),
@errMsg varchar(2000),
@httpStatus varchar(20)
;

/* 初始化 */
    EXEC @returnStatus = SP_OACreate 'Msxml2.ServerXMLHTTP.3.0',@object OUT;  

    IF @returnStatus <> 0
    BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('初始化对象失败，' + @errMsg + ISNULL(@returnText,''));
    END  

/*创建链接*/
EXEC @returnStatus= SP_OAMethod @object,'open',NULL,'get',@URL,'false';

IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('创建连接失败，' + @errMsg + ISNULL(@returnText, ''));
END

EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Accept',@REQ_H_ACCEPT;
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Content-Type',@REQ_H_CONTENT_TYPE;
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Content-Length','';

if(@auth != null or @auth!='')
begin--有密码
    EXEC SP_OAMethod @object,'setRequestHeader',NULL,'Authorization',@auth;
end

/*发起请求*/
EXEC @returnStatus= SP_OAMethod @object,'send',NULL,@DATA;
IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('发起请求失败，' + @errMsg + ISNULL(@returnText, ''));
END

/*获取HTTP状态代码*/
EXEC @returnStatus = SP_OAGetProperty @Object, 'Status', @httpStatus OUT;

    IF @returnStatus <> 0
    BEGIN
        EXEC sp_OAGetErrorInfo @Object, @errMsg OUT, @returnText OUT;
        RETURN ('获取HTTP状态代码失败，' + @errMsg + ISNULL(@returnText, ''));
    END

    IF @httpStatus <> 200
    BEGIN
        RETURN ('访问错误，HTTP状态代码:' + @httpStatus);
    END

/*获取返回信息*/
EXEC @returnStatus= SP_OAGetProperty @object,'responseText',@returnText OUT;

IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('获取返回信息失败，' + @errMsg + ISNULL(@returnText, ''));
END

RETURN @returnText;
END
;

GO

--------------------------------------------------------

ALTER FUNCTION FN_HTTP_PUT(
@URL VARCHAR(256),
@AUTH VARCHAR(256),--'Basic YWRtaW46YWRtaW4='
@DATA VARCHAR(2000),
@REQ_H_ACCEPT VARCHAR(256),
@REQ_H_CONTENT_TYPE VARCHAR(256)
)
RETURNS VARCHAR(5000)
AS
BEGIN

DECLARE
@object int,
@returnStatus int,
@returnText varchar(5000),
@errMsg varchar(2000),
@httpStatus varchar(20)
;

/* 初始化 */
    EXEC @returnStatus = SP_OACreate 'Msxml2.ServerXMLHTTP.3.0',@object OUT;  

    IF @returnStatus <> 0
    BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('初始化对象失败，' + @errMsg + ISNULL(@returnText,''));
    END  

/*创建链接*/
EXEC @returnStatus= SP_OAMethod @object,'open',NULL,'put',@URL,'false';

IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('创建连接失败，' + @errMsg + ISNULL(@returnText, ''));
END

EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Accept',@REQ_H_ACCEPT;
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Content-Type',@REQ_H_CONTENT_TYPE;
EXEC @returnStatus=SP_OAMethod @object,'setRequestHeader',NULL,'Content-Length','';

if(@auth != null or @auth!='')
begin--有密码
    EXEC SP_OAMethod @object,'setRequestHeader',NULL,'Authorization',@auth;
end

/*发起请求*/
EXEC @returnStatus= SP_OAMethod @object,'send',NULL,@DATA;
IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('发起请求失败，' + @errMsg + ISNULL(@returnText, ''));
END

/*获取HTTP状态代码*/
EXEC @returnStatus = SP_OAGetProperty @Object, 'Status', @httpStatus OUT;

    IF @returnStatus <> 0
    BEGIN
        EXEC sp_OAGetErrorInfo @Object, @errMsg OUT, @returnText OUT;
        RETURN ('获取HTTP状态代码失败，' + @errMsg + ISNULL(@returnText, ''));
    END

    IF @httpStatus <> 200
    BEGIN
        RETURN ('访问错误，HTTP状态代码:' + @httpStatus);
    END

/*获取返回信息*/
EXEC @returnStatus= SP_OAGetProperty @object,'responseText',@returnText OUT;

IF @returnStatus <> 0
BEGIN
EXEC SP_OAGetErrorInfo @object, @errMsg OUT, @returnText OUT;
RETURN ('获取返回信息失败，' + @errMsg + ISNULL(@returnText, ''));
END

RETURN @returnText;
END
;

GO